audio tx

Eliminating TX RF Feedback Problems - Malfunction of transceivers due to stray RF pickup is a common problem, especially when using end-fed antennas, high-impedance feedlines, or a poor ground counterpoise

G5RV antenna - Review by G3TXQ and comparison to its modificated versions. SWR Measurements on inverted V setup and comparison from EZNEC model and a real one.

Scandinavian Activity Contest - SACCW SACSSB Contest info and rules

World Wide South America CW Contest - sponsored by brazilian magazine ANTENNA-ELETRONICA POPULAR

Eden Valley Radio Society - Eden Valley RS, G0ANT Meets on last Thursday of the month at the Merlin Club Penrith

Las Vegas Metro Police Department 24/7 Scanner  ^pop - Las Vegas, NV Police scanner. It is 24/7 and live.

Houston area firefighters live feed - Houston FD live dispatch audio and discussion group

Las Vegas Live Scanner  ^pop - Las Vegas, Nevada Police and Fire Live Scanner

Minnesota - Willmar Police & Fire-EMS Scanner Feed - WILLMAR MN KANDIYOHI CO. Police fire EMS highway dept.

Global Connections Plus - RF Connectors, audio connectors, terminals, cable ties

Neutrik, Connectors - Supplier of professional entertainment connector products. The company designs, manufactures and markets audio, video, fiber optic and industrial connectors

Behringer - High quality audio systems

Gateway Electronics - Amateur radio kits, cw keyers, vhf mini receivers, 2 meter preamplifier and more audio related kits, based in St. louis, Mo and San diego, ca USA

FDMDV - Digital Voice - FDMDV - Frequency Division Multiplex Digital Voice Digital Audio over HF SSB. FDMDV is the latest digital voice mode on HF - it caters to high quality digital voice under poor band conditions, in only 1100Hz bandwidth

ARDF transmitter for 80 meters - The 80m TX described here is the well known ON7YD ATX-80 and timer, combined and re-engineered to fit a readily available enclosure by G3ZOI

Lowe electronics - UK dealer for pmr audio accessories, batteries and cases, audio accessories and airwave tetra products

KCOMM,Inc - The Ham Store, Amateur Radio, Ham Radio in San Antonio, Texas USA

AVVid - Repair service - Amateur Radio Service Center, quality repair of Kenwood and Some Icom equipment, TX USA

RX-PSK31 - Easy to use Audio Spectrum- and PSK31 decoding program specially designed for SWL's who don't need TX or for anyone who just like to monitor PSK31 or analyse signals. Adjustable DSP and Spectrum settings for audio and frequency spectrum analasys or to set it for best decoding of PSK31 signals. By ON6MU

David Taylor Satellite tools - Collection of Satellite and Audio tools. Weather and satellite software and utilities

Voice descrambler - This program descrambles band inverted encrypted transmissions, usually found on VHF/UHF. It uses a NCO (numerical controlled oscillator) to re-produce the originally inverted audio band. Use it only if legally permitted in your country. I assume no responsabilities deriving from its use. Standard disclaimer applies

Soundcard Audio Tools and Toys - Soundcard audio tools and toys, experimental ideas and utilities. Signal Generator, Frequency-counter / instrument-tuner, Real-time Spectrum Analyser

Using ferrite for interference suppression - Excellent guide to using ferrite cores for interference suppression. Understanding and Solving RF Interference and Noise Problems by Jim Brown K9YC Audio Systems Group, Inc. PDF File

The MGM Interface - General purpose RTX-PC sound card Interface for MGM (Machine Generated Modulation)

CAT & audio interface - Schematics and plans to build a custom CAT and audio pc interface