audio gate

Bent Dipole with gain - Bent dipole plan by G8MNY

Southeastern Asterisk Radio Networks - Interoperability solutions via Asterisk based RF Gateways - Southeastern Asterisk Radio Network (SEARN) and the Southeastern Asterisk Amateur Radio Netwok (SEAARN) are designed for the purpose of developing interoperability capabilities amongst diverse communications systems. Digital Amateur Radio Project Association - DARPA expanding the digital experience.

K7ICU Repeater Network in Tucson AZ - Live streaming audio of the K7ICU repeater

Ottawa live audio feed - Ottawa EMS live police radio, and emergency services canada

Murfreesboro Police and Fire Dispatch Live Scanner Audio Feed - Murfreesboro Police and Fire Dispatch Live Scanner Audio Feed on RadioReference.com

A Two-Way Morse Practice Set - The system consists of a pair of Morse practice oscillators connected by a piece of two-conductor cable. Pressing the key on one unit produces a sound in both units by Peter Parker VK3YE -

About Repeaters - Introduction to repeaters, repeater bands, linking, repeater gateways, using repeaters and operating guidelines by WIA.ORG.AU

Dutch Amateur Radio Transponder on HAMSAT  ^updated - Announce from PE1RAH regarding the dutch transponder on hamsat VO-52

Icom ACC1 interface - Need to interface both a TNC and the computer soundcard? This is a ICOM 756PRO ACC1 audio/keying/FSK interface by WA0SXV

IC-7000 Mods - IC-7000 TV Enable Reception, ) TVRO & MARS (US version), TVRO & MARS/CAP Mods by N5AC, IC-7000 RX range expand mod, IC-7000 Tone noise, How to fix the IC-7000 audio noise

IC-7000 Mic Upgrade - HM-151 microphone shipped with the IC-7000 has inadequate audio output level

TS-2000 Remote Control w/ Audio - Remotely control kenwood TS-2000 with HRD

Kenwood TS-2000X Tx Distortion fix - VE2ZAZ and distorted audio in SSB on some models prior 2006

FT-2000 page by DK3HV - Best audio settings, modifications and tricks for the Yaesu FT-2000 by DK3HV

Hi-FI Audio with Yaesu FT-2000 - Setup for the Yaesu FT-2000 by John K3UR

MiniDSP - MiniDSP is a platform for digital audio signal processing applications. Manufacture low cost digital signal processor kits for the DIY/OEM market. Our flexible audio platforms are software controlled and easily upgradeable.

The Audio Guru - The Audio Guru sells hi quality parts and installation accessories for amateur radio on the web at www.theaudioguru.net, and at HamFests in the East Tennessee region, as well as Knoxville/Maryville Tennessee.

The AM Forum - A site dedicated for the AM Radio Amateur and vintage radio. Home of the AM Press/Exchange, The AM Forum (the largest BBS of it's kind),and The AM Classifieds, Photos, Audio, and technical information. Audio and Video chat rooms.

Ham Radio Deluxe Satellite Tracking - Nova DDE Support, Scheduled Kepler data downloads, Integrated web browser, Audio announcements, Google Earth integration, dual radio support

Fatpigdog's Real Time FFT Audio Spectrum Analyzer - Fatpigdog's Real Time FFT Audio Spectrum Analyzer. User interface has the look and Feel of an HP Spectrum Analyzer. But, in addition to the regular Spectrum Plot, it also produces detailed Waterfall plots. The user can optimize the color map, chosing from a wide assortment of color themes. This analyzer supports multiple traces, trace arithmetic and normalization.

Control unit for receive audio - A master control unit for receive audio

Enhanced SSB Audio - K4QKY Presentation about SSB Audio, what's it all about and why the controversy

ESSB enhanced SSB - About SSB Audio by N4KC

A Ham's Guide to RFI, Ferrites, Baluns, and Audio Interfacing - Understanding and solving RF interference problems using ferrite

Regenerative receiver for the AM band - Build the Moorabbin, a regenerative receiver for the AM broadcast band by Peter Parker VK3YE