audio tx

Testing EH Antennas - EH antenna tests report by Claudio Re, I1RFQ in pdf format

Webtubes AntiqueTubes - Collectible,antique, Radio Tubes, special purpose and audio electron tubes and literature.

Geloso Schematics - RTX and amplifier Geloso schematics

ON7SA - UBA section AST - Clubstation of Belgian UBA section AST. AST stands for Aalst, the city where we're located. We participate in many international contests with our special contestcall OTxH. The x in the call is always the last letter of the current year.

SPARC - SPARC club offer live repeater audio streaming from West Haven, CT USA. EchoIRLP link also available.

Bankstown Airport-Sydney, Australia - Audio from Bankstown Airport monitored on 132.8 mhz. and 123.6 mhz.

Kenwood TS50 web control - This is an academical project to control my TS50 from the web.You can of course listen live real time audio. It is not 24 hours/day ONLINE, but click on the link to know if its connected.

This Week in Amateur Radio - Amateur Radio News and Information Bulletin Service delivered via satellite on AMC-7, transponder 5, 7.5 MHz wideband audio and over the internet in MP3 and RealAudio format

g3vdz/mm - maritime mobile station, with sound sample in audio wave files

Eurofrequence Dierking NF HF Technik - UFB Hamradio audio filters and more accessories

Nemal Electronics - Manufacturer of standard and custom electronic cable, connectors, cable assemblies, and patch panels for broadcast, audio, video, RF, microwave, and electronic control applications.

50 Mhz Dx & Audio Files - Lage collection of 6 Meters and 2 meters QSOs, recorded in real audio format by OE3MWS

RK3AF Aurora pages - VHF, ms, aurora, es, photos, audio, link, soft and more.

ManualMan - Now over 10,000 manuals for amateur, audio, and radio-related equipment available

Capitol Hill Monitors - Frequencies, links for scanners, email lists, online audio and more for Maryland, DC, and parts of Delaware and Virginia

DXing.info - A comprehensive collection of DX information consisting of news, audio files, station profiles, equipment articles, discussion forum, DXpedition reports and logs for mediumwave, shortwave and FM DXers.

Interval Signals Archive - Large collection of audio clips of foreign radio stations, with identification announcements in various languages, signature tunes and jingles, and of course interval signals.

DataBase Toolkit by AOR - Windows freeware database containing frequencies, locations, and a small logging program capable or recording audio

iSpectrum Analyzer - Macintosh audio spectrum analyzer that allows the user to view live audio in a standard frequency plot, a stereo oscilloscope view and a waterfall display

MRP40 Morse Decoder  ^{updated  pop} - Program to receive morse code via sound card, Windows 9x/Me/XP, it allows to transmit morse code from the keyboard. Includes a comfortable Audio Analyzer Display. Successor of known MRP37

Ham Radio Deluxe Logbook - HRD Logbook v5 is a freeware windows logbook program that offer full control of your radio, Rotor control, support for many db engines, multiple logbook, dx cluster client interface, band maps and solar status report and audio recording

Radio QRP - The Art of Low Power - QRP is The Art of Low Power Radio where the challenge is to operate and/or build AM radio transmitters usinga bare minimum of components, money and construction skill.

Radio Shack Special - Here's an amazing one transistor FM radio that has amazing sensitivity, selectivity and great audio output

A 20 Ampere / 13,8V power supply  ^{updated  pop} - A 20 ampere and more 13,8V power supply for RTX

htx-100 MIC WIRING - Microphone wiring for HTX-100