Tech4 | 81EB124AE3F802CB755607129A2EA33E7252E3C6

Tech4

Name	tech4	DOWNLOAD Copy Link
Total Size	1.1 GB
Total Files	926
Last Seen	2024-07-23 23:37
Hash	81EB124AE3F802CB755607129A2EA33E7252E3C6

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The Radio Amateurs Microwave Communications Handbook.pdf	65.2 MB
Design and Realisation of Microwave Circuits.pdf	19.8 MB
A DIY Receiver for GPS and GLONASS Satellites.pdf	18.1 MB
Synthesised signal generator for 10 to 1800 MHz.pdf	13.7 MB
The Gunnplexer Cookbook.pdf	12.7 MB
The Laser Experimenters Handbook.pdf	12.4 MB
4800 Baud Modem Daughter Board.pdf	11.8 MB
Wireless Digital Communications-Design and Theory.pdf	11.7 MB
Nifty E-Z Guide to D-STAR Operation.pdf	9.3 MB
Practical LC Filter Design.pdf	8.7 MB
VHF-UHF-SHF Measuring Methods Using a PC.pdf	8.0 MB
Raspberry Pi in the Sky.pdf	8.0 MB
An Active Antenna for 160 to 4 meters.pdf	7.5 MB
DTMF Remote Control.pdf	6.7 MB
IEEE 802.11 Experiments In Virginias Shenandoah Valley.pdf	6.6 MB
Crystal Testing.pdf	6.2 MB
Universal Synthesizer for Frequenices up and above 1000 MHz.pdf	6.1 MB
Working With Digital Filters.pdf	5.9 MB
Communications System Using Gunplexer Transceivers.pdf	5.8 MB
Raspberry Pi In Your Shack.pdf	4.9 MB
Active Reception Antennas- Observations- Calculations and Experiments.pdf	4.7 MB
Exploits in Lightwave Communication.pdf	4.7 MB
13cm PSK Transceiver for 1.2Mbit Packet Radio.pdf	4.6 MB
Doppler Radar in the 10 GHz Amateur Band.pdf	4.5 MB
An Ultra Modern Shortwave Radio.pdf	4.5 MB
How To Use Duplexers.pdf	4.5 MB
Build An Alphanumeric Pager Decoder.pdf	4.4 MB
A Home-made RF-Millivoltmeter.pdf	4.3 MB
Amateur-Radio Applications of the Fast Fourier Transform.pdf	4.1 MB
Microwave path design- The Basics.pdf	4.0 MB
A Beginners Course In Assembly Language.pdf	4.0 MB
Sherlock in the XP Age.pdf	4.0 MB
Isolators The Practical View.pdf	3.9 MB
The Frontlines-HSMM.pdf	3.7 MB
Microwave Spectum Analyzer On A Budget.pdf	3.6 MB
A Receiver for the VLF Time and Frequency Standard Transmissions from DCF 77.pdf	3.5 MB
Modern Design for Band Pass Filters Made From Coupled Lines.pdf	3.5 MB
Spectrum Analyzer.pdf	3.4 MB
The Global Positioning System.pdf	3.3 MB
23cm PSK Packet Radio Transceiver for 1.2 Mbit User Access.pdf	3.3 MB
Radio Astronomy And The Search For Extraterrestial Intelligence.pdf	3.2 MB
Project 25 To Take Public Safety Into Next Century.pdf	3.2 MB
A 13 cm Fully Transistorized Transverter.pdf	3.2 MB
A Home-Made Automatic Noise-Figure Measuring System.pdf	3.1 MB
Dont be Afraid of High-Frequency Transformers.pdf	3.1 MB
Intermodulation Distortion.pdf	3.1 MB
Modern Design of Stripline Low Pass Filters.pdf	3.1 MB
Demystifying error-control coding.pdf	3.0 MB
Doppler Direction Finder with Improved Characteristics.pdf	3.0 MB
Microwave Lens Antennas.pdf	3.0 MB
Fractal_Antennas_Part-1.pdf	3.0 MB
Introduction to Digital Mobile Radio.pdf	3.0 MB
Wideband Direction Coupler for VSWR-Measurements on Receiver Systems.pdf	2.9 MB
Introduction into Spread Spectrum Technology.pdf	2.9 MB
Arduino Based Data Acquistion.pdf	2.9 MB
Using DSP Software for VHF Beacon Monitoring.pdf	2.8 MB
Tracking Generator for Microwave Ranges 1.7 to 13 GHz.pdf	2.8 MB
Wi-Fi for Hams.pdf	2.8 MB
Smith Chart Fundamentals.pdf	2.8 MB
NiCad Recycler.pdf	2.7 MB
High Power Magnetron Transmitter.pdf	2.7 MB
Frequency Generator to 4 GHz.pdf	2.7 MB
Radio Interference Suppression.pdf	2.7 MB
PIC-Gen Frequency Generator-Counter.pdf	2.7 MB
From the bit to multi-carrier modulation - basics of digital modulation techniques.pdf	2.7 MB
Control Your Devices From A Web Page.pdf	2.7 MB
Tracking Generator From 1 MHz to 13 GHz for Spectrum Analysers.pdf	2.7 MB
A Spectrum Analyser for the Radio Amateur.pdf	2.6 MB
Lowes Loop for 432MHz.pdf	2.6 MB
80 Years With EF Johnson.pdf	2.6 MB
Direction Finding Receiver.pdf	2.6 MB
The Early Work of Guglielmo Marconi.pdf	2.5 MB
Using SINAD Voting Combiners.pdf	2.5 MB
Frequency Counter with Harmonic Mixing for the UHF-SHE Amateur.pdf	2.5 MB
The Man Who Invented The Future - Hugo Gernsback.pdf	2.5 MB
Wideband Low-Noise Microwave VCO.pdf	2.5 MB
Spectrum management and rebanding- quantifying channel capacity.pdf	2.5 MB
Diversity Reception Helps Radio System Performance.pdf	2.5 MB
Nextel E-SMRS.pdf	2.5 MB
Precision Directional Coupler For Matching Measurements.pdf	2.5 MB
Stabilizing the VCO Frequency by Means of Monostables.pdf	2.5 MB
Spread Spectrum Communications.pdf	2.5 MB
Inexpensive Multi-Megabaud Microwave Data Link.pdf	2.5 MB
Home Brewing a 10 GHz SSB-CW Transverter.pdf	2.4 MB
Back to basics- amateur radio.pdf	2.4 MB
Analog multiplex systems- the basics.pdf	2.4 MB
WEWN Shortwave Radio To Reach The Heart Of The People.pdf	2.3 MB
A primer for transmission lines.pdf	2.3 MB
The Fractal Antenna.pdf	2.3 MB
VLF Up-Converter.pdf	2.3 MB
Frequency - power standard for calibration.pdf	2.3 MB
Absolute Calibration of a Noise Source.pdf	2.3 MB
Digital Signal Processing.pdf	2.3 MB
Hows Your Antenna.pdf	2.2 MB
Get on 440-MHz ATV.pdf	2.2 MB
N0GSG DSP Radio Direction Finder.pdf	2.2 MB
A PIC Based HF-VHF Power Meter.pdf	2.2 MB
Scanner Converter.pdf	2.2 MB
Future Shock- A Conversation with Phil Karn KA9Q.pdf	2.2 MB
High-Precision Frequency standard for 10 MHz.pdf	2.2 MB
The Phasing Transceiver on 73 kHz.pdf	2.2 MB
21st Century Radio Communications.pdf	2.1 MB
Poor Mans Short-wave Radio.pdf	2.1 MB
Designing Your Own Pads.pdf	2.1 MB
Designing Chebyshev Filters for Practical Operation.pdf	2.1 MB
An EZ-Lindenblad Antenna for 2 Meters.pdf	2.1 MB
Spread Spectrum in Action.pdf	2.1 MB
winSMITH- A computerized Smith chart.pdf	2.1 MB
A Low Cost 1.2 GHz Pre-Scaler.pdf	2.1 MB
Travelers Information Stations.pdf	2.1 MB
The ABCs of communications towers.pdf	2.1 MB
Al Gross.pdf	2.1 MB
GaAsFET Power Amplifier Stages up to 5 W for 10 GHz.pdf	2.1 MB
Surface-Mount Technology Primer.pdf	2.1 MB
A 3456 MHz Linear Transverter.pdf	2.1 MB
Emergency 911.pdf	2.1 MB
An interesting program APLAC.pdf	2.1 MB
Your Right To Use A Scanner.pdf	2.0 MB
Use Direction-Finding To Trace Interference.pdf	2.0 MB
Amateur TV Transmitter.pdf	2.0 MB
Amateur Wireless Before 1914.pdf	2.0 MB
HSMM.pdf	2.0 MB
Interfacing Your Computer To The Poor Mans Spectrum Analyzer.pdf	2.0 MB
Electronically-Switched Attenuators.pdf	2.0 MB
A FM-Transceiver for 10 GHz with dielelectrically-stabilized Oscillator.pdf	2.0 MB
How F-TDMA Can Improve Mobile Radio.pdf	2.0 MB
Trapping Transients- Line Surge Protection.pdf	2.0 MB
Capacitors- The Family Tree.pdf	1.9 MB
Digital Technology Serves 2-Way Radio Communications.pdf	1.9 MB
GMSK - The Modulation Used For Mobile Communications.pdf	1.9 MB
An improved BPSK for the 1.2Mbit RTX.pdf	1.9 MB
Practical Circuit Board Construction.pdf	1.9 MB
NOAA Brings You Weather.pdf	1.9 MB
Intermod- Getting the upper hand.pdf	1.9 MB
Get In The Mediumwave Loop.pdf	1.9 MB
A 10 GHz Super-Regenerative Receiver.pdf	1.9 MB
D-Star.pdf	1.9 MB
The IQ Modulator Described.pdf	1.9 MB
CB Still A Favorite.pdf	1.9 MB
Fiber Optics.pdf	1.8 MB
Omnidirectional Waveguide Slot Antenna for Horizontal Polarisation.pdf	1.8 MB
Connect Systems CS700 UHF DMR Handheld.pdf	1.8 MB
Receiver Selectivity And How To Improve It.pdf	1.8 MB
The VHF-UHF Primer-An Introduction To Propagation.pdf	1.8 MB
The FOXBOX.pdf	1.8 MB
An Unconditionally-Stable- Low-Noise GaAs-FET Pre-Amplifier.pdf	1.8 MB
Digital RF Wattmeter with LC Display.pdf	1.8 MB
HF Direction Finding.pdf	1.8 MB
Design and construction of a high quality 100 MHz bandpass filter.pdf	1.8 MB
Get On 222 MHz with a Ten-Tec 1210 Transverter.pdf	1.8 MB
Single-Point Grounding For Communications Sites.pdf	1.8 MB
Measuring 9600 baud BER Performance.pdf	1.8 MB
Propagation Modes From ELF To SHF.pdf	1.8 MB
A Homebrew D-Star Repeater.pdf	1.8 MB
DIY Gain-Blocks.pdf	1.8 MB
Venturing Underground with VLF Radio.pdf	1.7 MB
A 13cm GaAsFET Power Amplifier Developed using the PUFF CAD Software Package.pdf	1.7 MB
Input Filters For Receive Applications In The 144 MHz Range.pdf	1.7 MB
Converting To Very Narrow Band- 12.5 kHz The Easy Way.pdf	1.7 MB
Try Copper For 2-Meters-The Cu Loop.pdf	1.7 MB
A Thermal Printing Voltmeter.pdf	1.7 MB
Microwave Subsystem.pdf	1.7 MB
SPI And The Printer Port.pdf	1.7 MB
RF Transmission Lines.pdf	1.7 MB
An Interesting Program MSTRIP40.pdf	1.7 MB
A Radio Pioneer.pdf	1.7 MB
Digital Wattmeter for the Bird 43.pdf	1.7 MB
MIMP - Motorola Impedance Matching Program.pdf	1.7 MB
A 10 W Power Amplifier for the 13cm Band using GaAs Technology.pdf	1.7 MB
The Shape of Bits to Come.pdf	1.7 MB
Cryptography The Secret Language Of Spies.pdf	1.7 MB
Radio Path Profiles And The Fresnel Zone.pdf	1.7 MB
An Impedance Diagram for Transmission Lines.pdf	1.6 MB
The New Industrial Revolution-Packet Radio And Networking.pdf	1.6 MB
Error Correcting In Data Transmission.pdf	1.6 MB
A 2.3 GHz Prescaler.pdf	1.6 MB
D-Star New Modes for VHF-UHF.pdf	1.6 MB
Getting Started With The PICBASIC Pro Compiler And MPLAB IDE.pdf	1.6 MB
Tunable VHF to SHF Bandpass Filter.pdf	1.6 MB
Solid-State Linear Amplifiers for 33 cm.pdf	1.6 MB
Anatomy Of A Repeater.pdf	1.6 MB
The isolator- An RF traffic director.pdf	1.6 MB
Universal sound card interface for digital modes.pdf	1.6 MB
10 GHz ATV The Easy Way.pdf	1.6 MB
Microwave Basics.pdf	1.5 MB
50 Ohm Wideband Detectors.pdf	1.5 MB
How Fleet Operators Keep Track Of Their Trucks.pdf	1.5 MB
Tower Climbing Safety And Rescue.pdf	1.5 MB
Light Beam Communicator.pdf	1.5 MB
Diversity Antenna.pdf	1.5 MB
Understanding Synthesizers.pdf	1.5 MB
Poor Mans Spectrum Analyzer.pdf	1.5 MB
SWR impedance and line loss.pdf	1.5 MB
Micro-Stripline Antennas.pdf	1.5 MB
The Poor Mans Caesium Clock.pdf	1.5 MB
Lightning Protection-Taming Thors Thunder-On A Budget.pdf	1.5 MB
A Noise Generator with Defined Noise Power for Applicaitons up in the Microwave Range.pdf	1.5 MB
Tackling interference at the site.pdf	1.5 MB
A Practical Synthesizer.pdf	1.5 MB
Its About Time A Tour of WWV.pdf	1.5 MB
Electroocardiograph.pdf	1.5 MB
Radio Astronomy for the VHF-UHF Radio Amateur.pdf	1.5 MB
Acoustic Field Generator.pdf	1.5 MB
Two-Stage Low-Noise Preamplifiers for the Amateur Bands from 24 cm to 12 cm.pdf	1.5 MB
Handy from Tandy - A 49 MHz to 50 MHz Modification.pdf	1.5 MB
Microwave Directional Coupler with high Front-to-Back Ratio made from Semi-Rigid Circuits.pdf	1.4 MB
A High-Performance 2-Meter Transverter.pdf	1.4 MB
Toroids for the Terrified.pdf	1.4 MB
Troubleshooting techniques 101.pdf	1.4 MB
MSF Locked Frequency Reference.pdf	1.4 MB
Pre-amplifier - Pros and Cons.pdf	1.4 MB
The User Friendly Smith Chart.pdf	1.4 MB
How To Use Line Sweeping To Maintain Antenna Systems.pdf	1.4 MB
Air Hop-Light Beam Communicator.pdf	1.4 MB
IEEE 802.11b-Friend or Foe.pdf	1.4 MB
Tracking Emergency Beacons.pdf	1.4 MB
TRBO Hits the Amateur Bands.pdf	1.4 MB
APCO-25.pdf	1.4 MB
The VOA At 50 Years.pdf	1.4 MB
An Introduction to Surface-Mount Devices.pdf	1.4 MB
Getting Started on Microwave ATV.pdf	1.4 MB
Make VHF cavities from over-the-counter hardware.pdf	1.4 MB
New ADV and Revolutionary HSMM-MESH at Ham-Com.pdf	1.4 MB
The Digital Circle of Life.pdf	1.4 MB
Signal-to-noise ratio.pdf	1.4 MB
Voltage-Controlled Tuned Wideband Oscillators.pdf	1.4 MB
1296-MHz Transverter.pdf	1.4 MB
MDTs All You Wanted To Know About Them.pdf	1.4 MB
DF Breakthough-Turkey Tracker.pdf	1.4 MB
With GPS The Future Has Arrived.pdf	1.3 MB
Cognitive radios close to major advance.pdf	1.3 MB
Estimating Radio Range.pdf	1.3 MB
Experimental 430 MHz Wire Antennas.pdf	1.3 MB
Microwave Home Brew 10 GHz Receive Converter.pdf	1.3 MB
The VHF Log Periodic Yagi.pdf	1.3 MB
Build A Crystal Filter To Solve VHF Interference.pdf	1.3 MB
The Crawley Power Meter.pdf	1.3 MB
Tone Decoder.pdf	1.3 MB
All About Thermistors.pdf	1.3 MB
Switch-Mode Power Supplies.pdf	1.3 MB
Filters and Ferrites in EMC.pdf	1.3 MB
Automotive RFI Elimination.pdf	1.3 MB
The PortaPeater.pdf	1.3 MB
Video Signal Recognition - ATV Squelch.pdf	1.3 MB
Spread Spectrum And Digital Communications Techniques.pdf	1.3 MB
Tracking Down Bugs Using A Spectrum Analyzer.pdf	1.3 MB
A Six Meter Moxon Antenna.pdf	1.3 MB
A Box to Measure RF Impedances.pdf	1.3 MB
Building a Decent RF Network.pdf	1.3 MB
The Polly Audio Store.pdf	1.3 MB
Direct Conversion Receivers.pdf	1.3 MB
The Ten-Tec 6 Meter Transverter on 12 or 17 Meters.pdf	1.3 MB
Little Orphan Radio GMRS.pdf	1.3 MB
Dummy loads and smart choices.pdf	1.3 MB
Radio-Astronomical Experiments in the 70cm Band.pdf	1.3 MB
Ham Radio and VoIP.pdf	1.3 MB
The Arrow Antenna.pdf	1.2 MB
Receiver Sensitivity Signal and Noise.pdf	1.2 MB
Design Of Active Butterworth Filters.pdf	1.2 MB
Using a DRO as a Transmitter.pdf	1.2 MB
Working With LED Display Drivers.pdf	1.2 MB
Baluns For Microwave Applications.pdf	1.2 MB
HSMM Radio Equipment.pdf	1.2 MB
Building Your Own Weather Station.pdf	1.2 MB
Reflection Coefficient And Reflection Angle.pdf	1.2 MB
Spectrum Analyzer for VHF-UHF Amateurs Constructing a Home-Made Universal HF-Module.pdf	1.2 MB
A Portable Quad For 2 Meters.pdf	1.2 MB
Pulse Communication on 2300 MC.pdf	1.2 MB
Barry Goldwaters Relections On Radio.pdf	1.2 MB
RF attenuators- terminations- matching pads- loads.pdf	1.2 MB
Broadband Wireless Internet Access and Amateur Radio.pdf	1.2 MB
Introduction To Filters.pdf	1.2 MB
Noise Behaviour of Zener Diodes.pdf	1.2 MB
Build A Semiconductor Laser System.pdf	1.2 MB
Anatomy of a multicoupler.pdf	1.2 MB
Preventing microwave interference.pdf	1.2 MB
Frequency Doubling using Semi-Conductor Diodes.pdf	1.2 MB
The Dielectric Resonator.pdf	1.2 MB
Measuring insertion loss of cavities.pdf	1.2 MB
A Simple Digital Power Meter.pdf	1.2 MB
Stripline Directional Coupler for 400 MHz to 3.6 GHz.pdf	1.2 MB
Monitoring For Emergency Location Transmitters.pdf	1.1 MB
A Cheap and Easy High-Speed Data Connection.pdf	1.1 MB
RF Coil Dimensions - The Easy Way.pdf	1.1 MB
SMT You Can Work With.pdf	1.1 MB
Danger High Voltage- Mismatches can be harmful.pdf	1.1 MB
Microwave Propagation in the Upper Troposphere.pdf	1.1 MB
Intermodulation Properties of Switching Diodes.pdf	1.1 MB
Circuit Design on Your Linux Box Using gEDA.pdf	1.1 MB
Nonlinear Analysis-Simulation and Measurement of RF Amplifiers.pdf	1.1 MB
Modulation Acceptance Bandwidth.pdf	1.1 MB
Optocoupler Devices.pdf	1.1 MB
VHF DF Loop Aerial.pdf	1.1 MB
Untangling Digital Voice Above 50 MHz.pdf	1.1 MB
Night-Vision Scopes.pdf	1.1 MB
The First YL.pdf	1.1 MB
Antenna Support Structures For The Common Man.pdf	1.1 MB
Phase Lock Loop Stability Analysis.pdf	1.1 MB
The Versatile 555.pdf	1.1 MB
The Birth Of Satellite Communications.pdf	1.1 MB
Transmitter noise- receiver desense primer.pdf	1.1 MB
An Easy Dual-Band VHF-UHF Antenna.pdf	1.1 MB
A Little Imp Coil Winder.pdf	1.1 MB
A Tuned Active Antenna.pdf	1.1 MB
Wideband Microwave Amplifier Design.pdf	1.1 MB
How To Build A Transmatch For 2 Meters.pdf	1.1 MB
Radiation Monitor.pdf	1.1 MB
The value of ferrite RF isolators.pdf	1.1 MB
The Inventor Of Radio Was Nathan Stubblefield.pdf	1.1 MB
Photosensitive Devices.pdf	1.1 MB
Multicoupler basics.pdf	1.1 MB
DXing 2.4 GHz.pdf	1.1 MB
The complex world of wireless E911.pdf	1.1 MB
A Review Of Coding Theory.pdf	1.1 MB
How To Link Mobiles To Form A Repeater.pdf	1.1 MB
How to Design Analog Circuits-Biasing Transistors.pdf	1.1 MB
Inside line-of-site propagation.pdf	1.1 MB
The History and Future of Radio.pdf	1.0 MB
Predicting coverage area is critical.pdf	1.0 MB
Cellular Cryptography And GSM.pdf	1.0 MB
DTMF Encoding and Decoding.pdf	1.0 MB
Copper Loops For 222 and 440MHz.pdf	1.0 MB
Understanding Speech Inversion.pdf	1.0 MB
Service Monitors.pdf	1.0 MB
A 10 MHz Timebase Clock for Frequency Counters- complete with a PLL for DCF77.pdf	1.0 MB
A Broadband Ham Network Crosses the Finish Line.pdf	1.0 MB
Building a Pulse Generator.pdf	1.0 MB
How Attenuator Pads Improve Impedance Matching.pdf	1.0 MB
ATV Transmitter from a Microwave Oven.pdf	1.0 MB
DIY Micro-Processors.pdf	1.0 MB
How Mobile Radio Fading Affects Data Transmission.pdf	1.0 MB
Measurement Arrangements for Complex Impedances.pdf	1.0 MB
RF amplifiers- coming and going.pdf	1.0 MB
Spectrum Monitor.pdf	996.5 KB
Active Filters.pdf	996.0 KB
Fixed And Variable Frequency Crystal Oscillators.pdf	993.2 KB
Digital Amateur Television.pdf	991.6 KB
Low-Band Converter.pdf	991.2 KB
Receiver Front-end Limitations.pdf	990.4 KB
Lightning and Overvoltage Protection for Radio Equipment.pdf	990.0 KB
Active Antennas for the Frequency Range from 10 KHz to 50 MHz.pdf	989.7 KB
A Simple Audio Notch Filter.pdf	988.6 KB
Canny Cavaties.pdf	988.2 KB
Wireless Networking.pdf	988.2 KB
Paging technology- Systems and services.pdf	986.9 KB
A Universal Sound-Vision Unit for FM-ATV Transmitters.pdf	985.3 KB
Using Smith Diagrams.pdf	985.0 KB
Microprocessor-Controlled Repeater Voting System.pdf	982.0 KB
Surface Mount Technology-You Can Work With It.pdf	981.7 KB
Measuring 2.4 GHz Helix Antennas.pdf	981.1 KB
A Stable Crystal-Controlled-Source for 10.37 GHz.pdf	979.9 KB
A 0.5-Watt 903-MHz Amplifier.pdf	975.8 KB
Digital Logic Simplified.pdf	973.4 KB
The Simple Simplex Repeater.pdf	972.6 KB
Laser output meter.pdf	970.8 KB
An FM Spectrum Analyser.pdf	970.2 KB
Can HSMM Find a Real Home in Ham Radio.pdf	969.2 KB
Compact BNC Attenuators.pdf	967.8 KB
Digital Altimeter.pdf	967.4 KB
Voice Of America Packs A Punch.pdf	962.2 KB
The Guying Problem.pdf	962.1 KB
Taking control of Project 25 systems- evaluation of control channels.pdf	957.1 KB
IRLP-The Internet Radio Linking Project.pdf	957.0 KB
FM-ATV in the GHz Range.pdf	956.9 KB
Co-Channel Interference.pdf	955.1 KB
The Secrets Of Paging Discover How They Work.pdf	954.8 KB
Well-grounded principles.pdf	953.1 KB
Synthesisers.pdf	952.6 KB
Understanding Trunking.pdf	950.9 KB
A Home-made Ultrasonic Power Line Arc Detector.pdf	937.8 KB
Practical notes on the ferrite isolator.pdf	937.5 KB
Quick Power.pdf	935.1 KB
A Doppler Radio Direction Finder.pdf	929.6 KB
A Sensitive Thermal Power Meter.pdf	927.5 KB
Alternative Options for Resolving HSMM Interference Issues.pdf	924.8 KB
Ham Radio Paging-Putting POCSAG On Packet.pdf	922.4 KB
D-Arsonval Dossier.pdf	921.8 KB
Active Audio Filters.pdf	920.9 KB
Learning To Work With Diodes.pdf	920.4 KB
TV Derived Frequency Standard.pdf	919.9 KB
PRO-96 CQPSK Upgrade Released.pdf	918.5 KB
Measurements on Resonance in Capacitors.pdf	917.2 KB
Receiver Bandwidth And The FM Signal.pdf	916.8 KB
Data Encryption is Legal.pdf	913.6 KB
Fine-tuning for the RF isolator.pdf	912.2 KB
Alpha-Theta Meditation Goggles.pdf	909.5 KB
The V-Antenna on the Car roof for mobile Direction-Finding.pdf	897.0 KB
The Use of Pringles Containers To Enhance Network Security.pdf	895.6 KB
A VHF-UHF-Microwave Transverter IF Switch.pdf	894.5 KB
Demystifying RF attenuators.pdf	894.0 KB
A Laser Transceiver for the ARRL 10-GHz-and-Up Contest.pdf	893.4 KB
Simple Locus Curves in the Smith Diagram.pdf	890.8 KB
A Home-Made UHF-SHF Power Meter.pdf	889.8 KB
Some Techniques for Building Ultra-Low-Noise Preamps.pdf	886.3 KB
The next phase of modulation.pdf	881.2 KB
Voltage Converters.pdf	875.5 KB
Understanding Radio Waves.pdf	875.4 KB
The Ghost Of Reginald Fessenden.pdf	871.2 KB
Digital Data Decoder Interface Revisted.pdf	871.1 KB
The Puzzle Of Propagation.pdf	870.4 KB
Low Frequency Converter.pdf	869.0 KB
A Tri-Yagi For 50 MHz.pdf	866.1 KB
High-Performance Easy-to-Build 432-MHz Transverter.pdf	864.8 KB
Pager Handbook for the Radio Amateur.pdf	863.5 KB
Analog Delay Lines.pdf	862.9 KB
Carrier Current Receiver.pdf	862.6 KB
Caveman Radio.pdf	862.5 KB
Testing Motrons Transmitter Fingerprinter.pdf	860.7 KB
Powell Crosley The Baron Of Homespun.pdf	859.6 KB
How To Use DC Voltage Regulators.pdf	859.6 KB
Transistor Calculations using Rules of Thumb.pdf	850.9 KB
7 dB For 7 Bucks.pdf	848.6 KB
Antenna phasing 101.pdf	844.8 KB
The key to RF signal amplifier specs.pdf	844.2 KB
The ABCs of Propagation.pdf	843.4 KB
An introduction to 4.9 GHz.pdf	841.3 KB
Using Radar Data to Predict Rain-Scatter Paths.pdf	841.2 KB
Magnetic DC Leakage Fields From Cables.pdf	839.6 KB
RF switching with PIN diodes.pdf	838.0 KB
Mutual-Aid Channels For Interoperability.pdf	836.5 KB
Extracting Stable Clock Signals From AM Broadcast Carriers for Amateur Spread-Spectrum Applications.pdf	833.8 KB
RE-EZ Shortwave Receiver.pdf	833.6 KB
Power FETs vs Bipolars at RF.pdf	828.1 KB
903-MHz Linear Amplifiers.pdf	827.9 KB
Splat-Signal Analysis Tool.pdf	822.9 KB
The Transmission of Electro-Magnetic Waves In Rectangular Waveguides.pdf	821.8 KB
Improving digital radio voice quality.pdf	821.4 KB
RF samplers and directional couplers.pdf	820.5 KB
Tone signaling over telephone lines- A technicians primer.pdf	820.1 KB
5.7 GHz ATV Converter.pdf	817.2 KB
Reverse Polarity Protection.pdf	816.8 KB
CW Modulator Using Pin Diodes.pdf	812.6 KB
Electronic Dazer.pdf	810.5 KB
Down-Under Depth Sounder.pdf	807.5 KB
Site noise vs system noise figure.pdf	806.8 KB
Cheap Antennas for LEO Satellites.pdf	806.1 KB
An Amateur Radio Survival Guide For Linux Users.pdf	805.4 KB
Behaviour of Reflected Pulses along Cables.pdf	804.1 KB
Combustable Gas Alarm.pdf	802.0 KB
The next level of intermodulation.pdf	801.9 KB
Using crystal filters at VHF high band.pdf	795.4 KB
LC Filters.pdf	790.5 KB
Demystifying software radio.pdf	789.7 KB
Directional Couplers - Made to Measure.pdf	786.7 KB
Mixer Experiments.pdf	785.4 KB
Phase-Locked Loops.pdf	784.8 KB
Practical Spread Spectrum-Achieving Synchronization with the Slip-Pulse Generator.pdf	781.6 KB
The G5RV Multiband Antenna.pdf	778.6 KB
Spreading the wealth- multiple access techniques.pdf	778.4 KB
Audio PreAmp ICs.pdf	778.0 KB
2-Meter Transverter.pdf	777.8 KB
A Wide-Range RF-Survey Meter.pdf	775.5 KB
Calculating the Focal Point of an Offset Dish Antenna.pdf	771.8 KB
Radar Speed-Gun Controller.pdf	768.6 KB
Dot-Bar-Graph Display Drivers.pdf	766.9 KB
The Unix Operating System.pdf	765.6 KB
Splitting A Signal.pdf	765.1 KB
Time-Domain Reflectometry On A Budget.pdf	760.7 KB
Differential Detection of Shifted-DQPSK.pdf	760.3 KB
Shoot the Moon.pdf	758.5 KB
Logarithmic Amplifier Up To 500 MHz With AD8307.pdf	757.5 KB
Finding Cable Faults.pdf	757.5 KB
The Noble Art of Signal Detection.pdf	756.3 KB
Working With Monostable Multivibrators.pdf	754.9 KB
Circular Waveguide Components at 10 GHz.pdf	750.2 KB
10 GHz RF Preamp.pdf	744.9 KB
Home-Made Parabolic Dishes for Microwave Applications.pdf	737.8 KB
CW Transmitter for 902 MHz.pdf	737.4 KB
Signal Propagation and the Ionosphere.pdf	737.0 KB
A 12 Volt to 12 Volt Converter.pdf	737.0 KB
Digital Voice Communication.pdf	736.7 KB
Getting To Know RF Filters.pdf	733.2 KB
Super Directional Microphone.pdf	730.4 KB
Components for 10-GHz and Up Transceivers.pdf	726.7 KB
Turbocharge Your Packet Station.pdf	725.1 KB
Chat on the Air with LinPSK.pdf	724.3 KB
The Digital Ham Revolution.pdf	723.8 KB
A Modulation and Ripple Level Meter.pdf	722.0 KB
Line Sections As Capacitances Or Inductances In Microwave Range.pdf	721.2 KB
Versatile Pulse Generator.pdf	719.0 KB
Diversity is a good thing.pdf	712.8 KB
The LED Bar Graph Oscilloscope.pdf	711.5 KB
Doppler-Ultrasound Heart Monitor.pdf	707.1 KB
Bug Detector.pdf	706.9 KB
A Simple Pre-Amplifier For The 70MHz and 50MHz Bands.pdf	706.1 KB
Designing microwave radio links.pdf	705.8 KB
The Noble Art of De-coupling.pdf	703.8 KB
2m Interference Reduction System.pdf	702.3 KB
Common Collector Amplifiers.pdf	700.4 KB
Deciphering RF units of measure.pdf	700.1 KB
A Straight-Through Mixer for 24 GHz.pdf	698.7 KB
Another RF Combiner-Spliter.pdf	696.6 KB
Synthesized Pulse Generator.pdf	696.1 KB
Some Practical Aspects of Toroids.pdf	694.9 KB
High-Speed Multimedia Goes Beyond the Linksys WRT54G.pdf	694.6 KB
Polarization Performance of Circularly Polarized Antennas.pdf	692.1 KB
Audio-Frequency Generator.pdf	688.7 KB
Calculating Antenna-Installation Wind Loading.pdf	688.1 KB
Working With Flip-Flops.pdf	683.7 KB
Infared Logic Probe.pdf	683.2 KB
How Do You Spell VSWR.pdf	681.3 KB
Practical Direct-Sequence Spread Spectrum UHF Link.pdf	678.7 KB
Build an E-Field Meter.pdf	678.4 KB
Introducing Spread Spectrum.pdf	673.3 KB
Formulae and Diagrams for the Approximate Calculation of Micro-Striplines.pdf	671.1 KB
Microwave Building Blocks-The Solfan Special.pdf	670.1 KB
Power Splitter For 70cms.pdf	668.2 KB
Is Silver-Plating Worth While in RF Applications.pdf	665.0 KB
Project 25 for Amateur Radio.pdf	662.9 KB
SWR by any other name.pdf	661.8 KB
Dual-Band Twin Lead Antenna.pdf	659.0 KB
Build a 3-Band Shortwave Converter For Your Car.pdf	656.6 KB
The BasicX-24.pdf	656.3 KB
Single-Chip Frequency Converter.pdf	656.3 KB
Home-Brew the Blockbuster.pdf	653.7 KB
Explore 220 With This State-Of-The-Art Transverter.pdf	653.6 KB
Minature UHF Fox Transmitter.pdf	650.2 KB
Pre-distortion Simplifies Mobile Data Integration.pdf	646.9 KB
Arduino The Experimenters Friend.pdf	644.6 KB
Voice Shifter.pdf	644.2 KB
RF Signal Generator.pdf	642.0 KB
Simple Capacitance Meter.pdf	641.4 KB
Defining Your Function Keys.pdf	640.8 KB
RC Filters.pdf	637.2 KB
Astronauts on Your Repeater.pdf	634.9 KB
Build An Infra-red Snooperscope.pdf	634.5 KB
Understanding standing wave ratios.pdf	625.3 KB
A Perl-Tk Package for NEC Based Antenna Design.pdf	623.8 KB
High-Speed Networking- Time to Net Its Benefits.pdf	623.0 KB
Microwave ATV-A New Approach.pdf	622.5 KB
HP AppCAD - A Software Collection for Calculating Microwave Exercises.pdf	621.6 KB
High Speed Multimedia Radio.pdf	620.3 KB
How To Get Into HSMM.pdf	617.8 KB
Avoiding RF Oscillation.pdf	614.2 KB
See-In-The-Dark Viewer.pdf	613.1 KB
Why I Like Linux and Other Tales.pdf	612.3 KB
Using the PIN Diode.pdf	611.6 KB
The Integration of Amateur Radio and 802.11.pdf	610.5 KB
Helium-Neon Laser.pdf	609.0 KB
Sound Card Packet.pdf	608.8 KB
An ATV Transmitter for the 24 cm Band.pdf	608.5 KB
Who Said Marconi Invented Wireless.pdf	608.4 KB
Digital Hamming-A Need for Standards.pdf	606.0 KB
Pilot Carrier Frequency Standard.pdf	604.6 KB
Cheap Yagis for 2450 MHz.pdf	602.5 KB
Building a Beacon for 2401 MHz.pdf	601.2 KB
Antenna Wind Loading.pdf	598.4 KB
RF Interference from Vehicle Engines.pdf	596.9 KB
Build the Featherweight 6-Meter Yagi.pdf	596.8 KB
NW Digital UDRX-440 Data Radio.pdf	593.8 KB
From Ether to Ethernet.pdf	593.7 KB
Bionic Ears.pdf	593.4 KB
Receiver front-end characteristics.pdf	593.4 KB
A Sweep Tuner for the VCO.pdf	591.8 KB
A Thermal Power Mount.pdf	589.6 KB
Binaural Basics.pdf	586.4 KB
The Hinternet and VPN Projects.pdf	585.4 KB
Dual-Band VHF-UHF Twinlead J-Pole Antenna.pdf	585.0 KB
Flate Plane Antennas.pdf	584.5 KB
A UHF-SHF Marker Generator.pdf	584.3 KB
Surviving the Unthinkable.pdf	582.5 KB
Freeware Signal Fingerprinting- Xmit_ID.pdf	581.0 KB
Fingerprinting Transmitters- MoTrons TxID-1.pdf	580.5 KB
Professor might have solved SDR.pdf	580.4 KB
Impedance Transformation using a quarter wavelength Line.pdf	578.9 KB
Oscilliscope Line-Analyzer Accessory.pdf	576.3 KB
HSMM and Field Day.pdf	573.0 KB
The DDRR-Directional Discontinuity Ring Radiator.pdf	571.4 KB
RF transmission line tips.pdf	571.2 KB
Harry Rubinstein- Inventor of the Printed Circuit.pdf	571.0 KB
Laser Communicator.pdf	570.4 KB
A Gunn Oscillator Detector and Mixer Module for 24 GHz.pdf	569.8 KB
Automatic Frequency Control and Supression of Acoustic Feedback in Conjunction with 10 GHz Transceivers.pdf	565.8 KB
24-23 cm -Band Linear Power Amplifier Module M 57762.pdf	565.4 KB
Measurement Aids for the UHF Amateur.pdf	564.7 KB
Balun Designs for Wireless-Mixers-Amplifiers and Antennas.pdf	563.3 KB
VHF-UHF-Microwave Radio Propagation.pdf	562.5 KB
High Voltage Regulated PSU.pdf	562.5 KB
The Swallow UHF Prescaler.pdf	562.0 KB
PTT Control From Receiver Audio.pdf	561.3 KB
Add Remote Cotntrol to Your ICOM Transceiver.pdf	557.6 KB
Elevator A Simple 220-MHz FM Transverter.pdf	557.0 KB
The 220 MHz All-Mode Transverter.pdf	556.1 KB
Repairing Compact Disc Players.pdf	554.6 KB
Using Ceramic Resonators in Oscillators.pdf	552.1 KB
Building Simple Isolation Interface Devices.pdf	551.4 KB
A 900-MHz Parrot Repeater.pdf	551.1 KB
Straight-Through Mixer for 24 GHz.pdf	547.4 KB
A Single Stage 1500W Amplifer For 160-80-40 Meters.pdf	543.3 KB
Tramplifier for 432 MHz.pdf	543.1 KB
Complex Numbers Explained.pdf	541.8 KB
Digital mW meter.pdf	541.7 KB
Screw-Tuned Filter for the X-Band.pdf	541.5 KB
WB2REM Remote Link.pdf	541.1 KB
Build This Modem For Your Commadore 64.pdf	540.0 KB
Solid-State Devices For 1 GHz.pdf	539.0 KB
Aircraft Enhancement.pdf	537.8 KB
D-Star Digital Data-CryptoUP.pdf	535.7 KB
Experiments with a 10 GHz Frequency Multiplier with Interdigital Filter Coupling.pdf	535.2 KB
A Simple Deviation Meter.pdf	534.0 KB
The Doppler Effect over Radio Links Using Active or Passive Reflectors.pdf	533.3 KB
More Cheap Yagis.pdf	532.2 KB
Switching vs linear power supplies.pdf	531.8 KB
Practical Spread-Spectrum-Clock Recovery With the Synchronous Oscillator.pdf	529.5 KB
The Worlds Largest ELF.pdf	529.0 KB
The Ferret Audio Filter.pdf	526.8 KB
The 50 Dollar Sweeper.pdf	523.8 KB
Microwavelengths.pdf	523.0 KB
Voltage Doubler.pdf	518.6 KB
Wireless Local Area Network Design.pdf	518.2 KB
Audio Attenuator.pdf	516.1 KB
A Three And Half Band Yagi.pdf	515.0 KB
Radio Line-of-Sight Paths from the USGS Digital-Elevation Database.pdf	514.9 KB
Web Pages on Packet Radio.pdf	514.2 KB
Ultra Wide Band.pdf	513.9 KB
Inside Digital TV-VCR Tuners.pdf	513.2 KB
HDTV - Past Present and Future.pdf	511.0 KB
Build A Brain Wave Feedback Monitor.pdf	509.8 KB
The Amateur Packet Radio Handbook.pdf	507.8 KB
Line-of-Sight Microwave Communications.pdf	507.3 KB
BIOS Data Area Information.pdf	507.1 KB
Multiplication division and addition of a 10 MHz source to get a synthesised VHF signal.pdf	506.2 KB
Simple Approach to Complex Circuits.pdf	504.3 KB
UHF Modems For Amateur Radio Stations.pdf	502.9 KB
Radar Detector to Microwave Receiver Conversion.pdf	498.7 KB
Voltage Cursor Adapter.pdf	492.2 KB
Xastir.pdf	490.9 KB
Crystal Microwave.pdf	490.0 KB
Magazine Editor Has Been Radioactive for 50 Years.pdf	489.5 KB
How To Make Custom Meters From Salvaged Parts.pdf	486.8 KB
Lasers and Amateur Radio.pdf	481.1 KB
No-Tune Transverter for the 2304-MHz Band.pdf	480.1 KB
FYI-FQY.pdf	474.1 KB
Skinflint Lightning Arrestors.pdf	473.8 KB
2.4-GHz Patch Antennas.pdf	471.4 KB
A PIC16F84-Based CW Decoder.pdf	470.0 KB
Power Supply Crowbar Protection Circuit.pdf	469.8 KB
Choosing The Right Capacitor.pdf	467.3 KB
Home-Brew X-Band Wavemeter.pdf	466.0 KB
CMOS Clock Circuits.pdf	463.9 KB
Fabrication of Printed-Circuit Boards.pdf	462.7 KB
Working With Op-Amps.pdf	461.4 KB
No-Tune Transverter for 3456 MHz.pdf	461.3 KB
Vocoding-Creating Digital Voice.pdf	460.0 KB
A Look Inside D-Star Modulation.pdf	456.5 KB
Amateur Radio Networks and the Internet.pdf	456.2 KB
Build a 2-Meter Intermod Notch Trap.pdf	454.5 KB
Working With Torid Cores.pdf	453.1 KB
A Five-Element 2-Meter Yagi.pdf	452.3 KB
A Spectrum Analyzer for the Radio Amateur.pdf	451.2 KB
Therman Power Measurement - yet another look.pdf	451.1 KB
Laser Communication Systems.pdf	449.7 KB
A Uniquely Tuned 2 Meter Transmitter Hunting Loop.pdf	448.4 KB
A Wavemeter for the Frequency Range 23.5 to 24.5 GHz.pdf	447.0 KB
Bat Detector.pdf	445.8 KB
An Off-Air 1988 kHz Frequency Source.pdf	445.6 KB
Crystal Oscillators.pdf	442.7 KB
Care And Feeding Of Gunnplexers.pdf	442.2 KB
Locating Power Line Noise Using TV Waveforms.pdf	442.0 KB
902- to 144-MHz Receive Converter.pdf	439.2 KB
The Magnetron-A Low Noise Long Life Amplifier.pdf	437.6 KB
Improving the K1FO 8874 432-MHz Amplifier.pdf	433.9 KB
Brain Waves and Biofeedback Training.pdf	433.0 KB
Explore USB with this USB to CI-V Interface.pdf	432.9 KB
Meet The New Guy.pdf	430.8 KB
Television Receiver Field-Strength Indicator.pdf	429.0 KB
A Compact Two-Element 2-Meter Beam.pdf	428.7 KB
An Introduction To The Bilateral Transverter.pdf	427.5 KB
Classic Video Amps Revisited.pdf	426.8 KB
Radio Astronomy Terms Explained.pdf	424.3 KB
D-Star Antennas.pdf	423.7 KB
Converting Radar Detectors to 10-GHz Rigs.pdf	423.5 KB
Different Grounds For Different Shacks.pdf	422.6 KB
900-MHz Band-Whats in Store for Amateurs.pdf	422.0 KB
N0GSG Portable Radio Direction Finder.pdf	420.1 KB
New High-Speed Multi-Media Radio Mesh Networking.pdf	419.8 KB
RSGB-Remote-HF.pdf	417.2 KB
Inexpensive Hardline.pdf	417.2 KB
Entertainment And Interference-The Two Faces Of CATV.pdf	416.3 KB
How To Design Analog Filter Circuits.pdf	416.0 KB
432 Collinear From Coax.pdf	411.5 KB
Printed Circuit Boards--An Easier Way.pdf	410.1 KB
Cellular Surplus.pdf	409.7 KB
Measuring Wavelengths at Microwave Frequencies - Simply and Cheaply.pdf	409.6 KB
Introducing Sherlock - A Hi-Tech Fox Hunting Tool.pdf	407.2 KB
Coupled Microstriplines as Filter.pdf	401.6 KB
Robotics-Ultrasonic Vision.pdf	401.3 KB
Attenuation Of Electromagnetic Waves By Vegetation.pdf	399.9 KB
Home-brew Spectrum Analyzer.pdf	398.1 KB
Spread-Spectrum Applications In Amateur Radio.pdf	398.1 KB
Pocket dBm RF Power Meter.pdf	396.0 KB
Grounded-Grid Kilowatt Amplifier for 432 MHz.pdf	391.7 KB
Pre Divider up to 5 GHz.pdf	390.8 KB
Pagers.pdf	386.9 KB
10 GHz Varactor Tuned Gunn Oscillator.pdf	385.5 KB
The Four Way DFer.pdf	384.4 KB
The Real Inventor Of Wireless.pdf	382.4 KB
Digital Modulation from ASK to OQPSK.pdf	381.7 KB
Binaural Mikeset.pdf	380.9 KB
A Sprectrum Generator for the 24 GHz Band.pdf	375.7 KB
All-Band Field Strength Meter.pdf	373.3 KB
Determining the Antenna Gain in the GHz Range.pdf	372.7 KB
Voice Track-Talking Controller.pdf	370.3 KB
A New Method of Mounting and Feeding A Gunn Element Using a BNC Connector.pdf	368.3 KB
VOIP and Amateur Radio.pdf	365.1 KB
Quantifying SETI.pdf	362.9 KB
A PIC SWR Meter.pdf	357.5 KB
Rolling Your Own with Digital Amateur Radio.pdf	356.7 KB
The Hinternet on 5 GHz.pdf	356.5 KB
A Spectrum Analyser In Your Shack.pdf	354.9 KB
Tracing And Eliminating Power Line Interference.pdf	353.7 KB
A Marker Generator for 10 MHz and 1 MHz Markers.pdf	353.4 KB
HSMM and Information Security.pdf	349.4 KB
How ET Really Called Home.pdf	347.9 KB
Electronics and Brain Control.pdf	346.8 KB
Storm Detection by Radio.pdf	344.3 KB
Practical Spread Spectrum-An Experimental Transmitted-Reference Data Modem.pdf	341.0 KB
Digital Video Coming to the 440-MHz Band.pdf	340.5 KB
Telephone Line Tester.pdf	338.0 KB
A Look At Emergency Phone Numbers.pdf	337.0 KB
Microwave Building Blocks-The Doubly-Balanced Mixer.pdf	336.5 KB
A Modular High-Performance 23-cm ATV Transceiver.pdf	336.3 KB
Serian A-D Converter for an IBM PC.pdf	335.6 KB
Serial A-D Converter for an IBM PC.pdf	335.6 KB
Find Fault with Your Coax.pdf	333.0 KB
The DSE Radio Direction Finder.pdf	324.2 KB
Audio Amplifiers You Can Build.pdf	323.4 KB
On Amateur Radio Use of IEEE 802.11b.pdf	320.8 KB
Understanding Ungrounded Oscilloscope Measurements.pdf	316.5 KB
The Hinternet-Protecting HSMM Radio Networks.pdf	315.3 KB
Getting on on the Internet-Your First HSMM Radio Station.pdf	314.7 KB
Two-Band 1.2 and 2.4 GHz Feed-Horn for Parabolic Antennas.pdf	314.6 KB
Build The Montreal Fox Controller.pdf	314.6 KB
New Jerseys South Counties Emergency Radio Network.pdf	314.5 KB
ATV Handbook.pdf	314.1 KB
Pour an Antenna for X-Band.pdf	313.9 KB
Rock Solid RF.pdf	313.5 KB
New Mod For Digital Decoding.pdf	310.6 KB
A Primer on Digital Signal Interfaces.pdf	308.6 KB
Gunn and IMPATT Microwave Devices.pdf	307.0 KB
Single-Board- No-Tune 902-MHz Transverter A.pdf	305.7 KB
Single-Board No-Tune 902-MHz Transverter.pdf	305.7 KB
A Five-Element Quad Antenna for 2-Meters.pdf	305.6 KB
Making Two-Sided Circuit Boards by the Photoetching Process.pdf	302.8 KB
RTTY Artwork.pdf	298.0 KB
GRAPES 56 Kb Modem.pdf	297.9 KB
IR Code Analyser.pdf	293.6 KB
An Experimental Variometer.pdf	292.8 KB
Finding Field Strength The Simple Way.pdf	291.7 KB
Color TV-That Isnt.pdf	291.0 KB
The Worldwide RTTY Art Contest.pdf	289.5 KB
Put Your All-Mode 2-Meter Rig on 220.pdf	289.0 KB
Amateur Spread-Spectrum Experimentation.pdf	288.8 KB
Diversity Communications.pdf	284.3 KB
Want a Good Microwave Antenna-Drink More Coffee.pdf	280.6 KB
Improved Pin-Diode Switch for Transmit-Receive Switching.pdf	279.3 KB
Electric Fence Interference-A Case History.pdf	276.6 KB
D-STAR For VHF-UHF.pdf	276.1 KB
A Simple dB-Linear S-Meter for Microwave Applications.pdf	275.1 KB
The Magical Audio Filter.pdf	274.8 KB
Amateur use of the optical spectrum - above 300 GHz.pdf	274.6 KB
More Microwave Test Equipment For 10 GHz.pdf	273.4 KB
Two Meter Tracking Transmitter.pdf	273.2 KB
Build The FoxTTL Foxhunt Transmitter.pdf	272.3 KB
Spread Spectrum And The Radio Amateur.pdf	271.5 KB
Detect Killer Tornadoes.pdf	270.8 KB
A Guide to the Fourier Transform.pdf	270.0 KB
TV-VCR Tuner Applications.pdf	267.8 KB
Mechanical Design Tips for EMI Shielding.pdf	265.1 KB
The Sociology of Regulations.pdf	261.6 KB
An Injection-Locked Oscillator for the 10 GHz Band.pdf	257.7 KB
Cutting Current to Size.pdf	257.4 KB
Build An Active Antenna.pdf	257.3 KB
All-Purpose Op-Amps.pdf	254.7 KB
A Gunn Oscillator for the 24 GHz Band.pdf	254.7 KB
Waveguide for the 24 GHz Band.pdf	254.4 KB
A Linear 1 W Power Amplifier for 2400 MHz.pdf	253.4 KB
Double-Ducky Direction Finder.pdf	253.4 KB
Voice Recognition for FM Repeaters.pdf	252.0 KB
Building A Wavemeter.pdf	251.6 KB
Relative RF Power Meter.pdf	251.5 KB
QRP Transmitting Converter.pdf	250.8 KB
How To Build High-Q Coils.pdf	250.2 KB
Build a Four-Level FSK Data Decoder Interface.pdf	247.2 KB
The Flap Over Digital Decoding.pdf	245.7 KB
Dealing With Man-Made Noise.pdf	245.6 KB
The Incredible Digiohm.pdf	245.6 KB
How To Build A Stable VFO.pdf	243.7 KB
For Tunable Oscillators Its The Pitts.pdf	242.7 KB
Baluns Do We Need Them.pdf	241.9 KB
A Simple Noise Figure Meter.pdf	241.1 KB
Radio To Computer Data Interface.pdf	238.5 KB
Using FETs As RF Power Amplifiers.pdf	236.7 KB
Long Life For Your Transmitting Tubes.pdf	236.0 KB
Digital Voice Protection.pdf	235.9 KB
Data Delivery.pdf	232.6 KB
High-Power Cavity Amplifier For The New 900-MHz Band.pdf	231.7 KB
How To Decode ASTRO Digital Signals.pdf	231.5 KB
RF Output Power vs Load Impedance.pdf	231.4 KB
D-STAR Technical Chararistics.pdf	230.4 KB
Universal Radio Programmer.pdf	230.1 KB
An RF Ammeter.pdf	229.5 KB
Broadcast Band Interference.pdf	229.2 KB
Annie Get Your Gunnplexer.pdf	228.6 KB
902-MHz Loop Yagi Antenna.pdf	228.4 KB
An RF-Probe for Test and Measurement Purposes.pdf	227.6 KB
Nontraditional Field Day-You Bet.pdf	225.5 KB
How To Build A Frequency Converter.pdf	224.8 KB
High Power Notch Filter.pdf	223.8 KB
Capacitance Meter.pdf	223.7 KB
Microwave Propagation.pdf	220.5 KB
A Portable Direction-Finding Antenna.pdf	220.4 KB
Is the ARRL Turning 2.4 GHz into the Next CB Band.pdf	220.0 KB
A Temperature Controlled Oven.pdf	218.2 KB
Spread Spectrum Frequency Hopping Direct Sequence and You.pdf	217.9 KB
Electronics vs Ceeepy Crawlers.pdf	217.6 KB
An Audio-Noise-Based Voting Circuit.pdf	216.9 KB
Terminating 75 Ohm-7-8 Inch Hardline with SO-239.pdf	216.3 KB
A 146 and 445 MHz J-Pole Antenna.pdf	215.9 KB
Direct Digital Synthesizer for Radio Projects.pdf	214.5 KB
A Simple Receiver For The Beginner.pdf	214.1 KB
An Up-Converter for Extending the Frequency Range of Signal Generators.pdf	213.8 KB
A 5.8 GHz Fully-Integrated Power Amplifier for 802.11a WLAN System .pdf	213.5 KB
Army Surplus CW.pdf	213.4 KB
Is All Data Acceptable Data.pdf	212.5 KB
Microphone Impedance And Amplification.pdf	211.9 KB
The Cubical Quad.pdf	211.8 KB
A Survey of Direction Finding Techniques and Antennas.pdf	210.4 KB
Pocket-Size VHF SWR Meter.pdf	210.1 KB
Understanding Crystal Oscillators.pdf	209.5 KB
Coxial SHF-Connectors Constucted from Bicycle Tire Valves.pdf	208.2 KB
Active Magnetic Antennas.pdf	208.1 KB
The Great Aluminum Cover-Up.pdf	206.8 KB
Making Printed Circuit Boards.pdf	206.2 KB
A Rugged Compact Attenuator.pdf	206.0 KB
Making Your Own PCBs.pdf	203.1 KB
Fast Internet Access By ADSL Technology.pdf	202.4 KB
A Circularly Polarized 60 GHz Microstrip Antenna.pdf	201.9 KB
Things You Can Do With Diodes.pdf	201.1 KB
Women In Amateur Radio.pdf	200.6 KB
Digital Voice and Data Modes The Way Forward.pdf	199.2 KB
A Miniature HF to VHF AM-FM Receiver Using the NE605.pdf	198.9 KB
General Purpose VHF-UHF Antenna.pdf	197.7 KB
902 FM-UHFs Final Frontier.pdf	196.6 KB
King of the Pulse Generators.pdf	196.4 KB
A Horizontally Polarized Omni-Directional Antenna.pdf	194.5 KB
Build A Simple Scanner Converter.pdf	194.3 KB
The Poor Mans Radar.pdf	193.2 KB
Flash Tubes.pdf	190.0 KB
Stabilizing the Operating Point of Preamplifiers and Linear Amplifiers for an Output Power up to Approx 1 W.pdf	189.9 KB
A Step Attenuator You Can Build.pdf	189.8 KB
Switchless bidirectional amplifier for wireless communication systems.pdf	188.0 KB
SHARKS and Tsunamis.pdf	187.1 KB
What is HSMM.pdf	185.6 KB
CATV Leakage-A Two Way Street.pdf	182.5 KB
Microwavelengths-The Transverter.pdf	177.4 KB
Cellular Phones.pdf	175.0 KB
Frequency Calibration Using WWV.pdf	174.7 KB
A 10 Dollar Phone Patch.pdf	173.6 KB
High Speed Multimedia at 3.5 GHz.pdf	171.7 KB
An Inexpensive Low Noise Preamplifier for 432 MHz.pdf	163.9 KB
Choosing the Right Diode for your AGC Detector.pdf	163.3 KB
Intermodulation Reviewed.pdf	160.6 KB
An Active Attenuator For Transmitter Hunting.pdf	160.5 KB
144 MHz Stop-Band TVI Filters.pdf	159.7 KB
Build This Solid-State PA for 440 MHz.pdf	159.2 KB
Transmatch For 432 MHz--Why Not.pdf	156.9 KB
An Inexpensive TDR.pdf	154.0 KB
How Many of These Magazines Do You Remember.pdf	150.6 KB
An S band to 70cm receive converter for P3D.pdf	148.7 KB
Wideband Active Loop Antenna.pdf	148.6 KB
A High Gain Horn Antenna for 220 And 420 MHz.pdf	147.9 KB
Inexpensive Basic Stamp Controller.pdf	147.3 KB
Monitoring Spread Spectrum Comms.pdf	143.0 KB
Resonance and Reactance.pdf	141.1 KB
An Inexpensive 10 GHz Dish System.pdf	140.3 KB
The Hinternet and openHSMM.pdf	136.5 KB
Automobile Ignition Substitute.pdf	133.8 KB
Bringing Digital Radio to Amateur Radio.pdf	132.9 KB
D-STAR Digital Voice versus Analog FM Sensitivity.pdf	130.8 KB
A No-Tune 2-Meter Bandpass Filter.pdf	125.2 KB
The Serial Port-Breakfast Of Champions.pdf	124.6 KB
Microwave and RF Cable Assemblies-The Neglected System Component.pdf	123.4 KB
Six Meters From Your Easy Chair.pdf	123.3 KB
Use It Or Lose It.pdf	121.4 KB
What is Happening to the HSMM Working Group.pdf	119.6 KB
Build An IC Light Modulator.pdf	118.9 KB
Remote-Controlled HF Operation over the Internet.pdf	118.1 KB
Design of a Dual Patch Triangular Microstrip Antenna.pdf	114.5 KB
Isolated-Pad Circuit-Board Construction.pdf	114.3 KB
RFI-Intermodulation.pdf	113.5 KB
Worlds Fair Super Squelch.pdf	112.1 KB
Dielectric Materials at Microwave Frequencies.pdf	109.2 KB
Wireless Digital Modulation.pdf	108.1 KB
A PIC Of An IDer.pdf	107.0 KB
75-Ohm Cable-Additional Options.pdf	106.5 KB
DTMF-Converter And HF-Link Controller.pdf	105.9 KB
Clean Up Your Signals With Band-Pass Filters.pdf	105.0 KB
MMIC Preamp for DC to Daylight.pdf	104.8 KB
Doctor Of Modifications Dies.pdf	104.5 KB
Low-Pass Filters and the 144 MHz Band.pdf	101.8 KB
One-Chip AFSK Generator.pdf	101.3 KB
Low Noise Amplifiers for 2304 3456 5760 and 10368 MHz.pdf	101.2 KB
June 1996 The Last Issue of RCMA Scanner Journal.pdf	100.1 KB
Columbia Shuttle Recovery and 802.11b.pdf	99.1 KB
Options On The IF.pdf	97.1 KB
Calibration and Repair for Bird Wattmeter Elements.pdf	96.0 KB
Yes-All My Coax Cables Are 75 Ohms.pdf	85.8 KB
Low Cost Lowpass Filter Design Using Image Parameters.pdf	77.6 KB
Some Encryption is Legal.pdf	75.3 KB
Troubleshooting Electrical Noise.pdf	75.3 KB
12V-to-24V Converter.pdf	73.0 KB
Ceramic Bandpass Filters-Boon or Bane.pdf	69.3 KB
A Review of ABCD Parameters .pdf	68.2 KB
Technology and the Future of Amateur Radio.pdf	67.2 KB
Inexpensive High Speed Packet is Here.pdf	66.7 KB
6 Meter J-Pole.pdf	60.4 KB
Transmission Line Transformer Basics.pdf	56.9 KB
Capacitor Basics.pdf	53.3 KB
Surge Protection.pdf	46.9 KB
SW Converter for AM Radio.pdf	38.7 KB
Amateur Radio and 802.11.pdf	32.5 KB
10 Element 900 MHz Quagi.pdf	25.9 KB
2.4GHz Pringles Can Antenna.pdf	25.6 KB
Dual Band J-Pole.pdf	20.3 KB
Super-J-Pole.pdf	19.3 KB
Total files 926