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RF Balun Transformers - This application note is designed to help the reader understand how balun transformers can be used in today’s RF/Microwave communication applications.

FKeyer - Application for the Apple Macintosh computer that provides a CW contesting interface for the popular MacLoggerDX loggging software. FKeyer runs on MacOS X and uses an external keyer such as the MicroHam CW keyer.

OH3SHF Microwave Beacons - OH3TR operates the OH3SHF microwave beacons on 2.3, 3.4, 5.7, 10 and 24 GHz

I8EMG-B - I8EMG is running several beacons from 10 meters to microwaves

MicroHAMS - Microhams is a dynamic organization of hams in the Puget Sound area. The club includes a broad range of people from our local tech industry who participate in just about every aspect of our hobby.

BG Micro - All kind of electronic components, Hobby Electronics and Parts, motors, Sun power solar panels, switches, rechargeable batteries, RF Coils, Coils and Chokes

XLT Communications - XLT Communications two way radio accessory manufacturer, microphones, headsets, belt clips, earpieces, radio cases

CWKtiny - The microprocessor module CWKtiny allows operating CW with a standard PC keyboard.

LP Technologies - A world leading developer of spectrum analyzers, RF system, test equipment and microwave solutions

Anritsu - Provides technology and solutions for the electronic test and measurement, optical, rf and microwave, wireless, wired, telecommunications. Make Frequency Counters, Antenna and spectrum analyzers, power meters, signal generators

Phase Matrix - Frequency Counter w/Selective Power Measurement, Microwave Sythesized Signal Generator

April Instrument - April instrument, manufacturer of programmable microwave signal generators

TRAK Microwave Corporation - Signal generatos, oscillators, direct and indirect synthesizers, exciters custom oscillators

K4JCW - Hellschreiber Resources

OSCAR 25 - South Korean experimental microsatellite based on the SSTL UoSAT bus built by the Korean Advanced Institute of Science and Technology

Boom microphone - A boom mic for the Yaesu FT 897 857 and IC-7000 done modifying a cheap PC headset by G8JNJ PDF File

YAESU VX 2R REVIEW - Jim baudo N0UQZ review of the Yaesu VX-2R

DERF electronics corporation - Distributor of electronic components like diodes Transistors Microcontrollers Microprocessors connectors, switches, relays, integrated circuits, eproms, leds

Anritsu Connection - Anritsu provides solutions for wired and wireless communication systems and operators. Anritsu products include wireless, optical, microwave/RF, and digital instruments, as well as Operations Support Systems and solutions for use during R&D, manufacturing, installation, and maintenance.

Naptech - Naptech buys and sells quality test equipment from hp, tektronix, including spectrum analyzers & peripherals, oscilloscope, frequency counters timers, signal generators, multimeters & voltmeters, RF & power meters, microwave amplifiers

AirLink Express - AirLink Express is a user friendly digital mode software package for the Amateur Radio Operator. The software is compatible with Microsoft Windows XP and Microsoft Windows Vista. It offers PSK, MFSK and RTTY digital modes with logging and macro capabilities. If you have ever used the Digipan software you will be immediately familiar with Airlink Express. The user interface is almost identical by Alex Krist, KR1ST

Microwave RF Amplifier Design Tutorial - This tutorial will set out the design stages required to design a theoretical microwave amplifier

MicroDuplexer - Learn a little bit about how duplexers work and building your own.

What's a diplexer? - It's a network that splits a signal to two or more loads, dependent on frequency. It is the simplest form of a multiplexer, which can split a signal into many different signal bands.

Kenwood TR-7950 Microphone Pinout - If you are looking on TR 7950 mic wiring, here you will find what you need.