software audio filter

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.

Software for Ten-Tec Radios - Radio control and logging software for Ten-Tec Radios designed with the Contester in mind.

WriteLog for Windows - Comprehensive contesting software for SSB, CW, RTTY and PSK. For Windows.

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

KC5ORO Echolink Internet Linking System - Echolink is software that allows amateur operators to communicate via the internet. It works by VoIP or Voice over IP technology

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

Amateur Radio Propagation Studies - Amateur radio propagation studies (science, research, engineering, operating) and the BeamFinder propagation analysis software

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.

4NEC2 antenna modeler  ^pop - 4nec2 is a completely free Nec2, Nec4 and windows based tool for creating, viewing, optimizing and checking 2D and 3D style antenna geometry structures and generate, display and/or compare near/far-field radiation patterns for both the starting and experienced antenna modeler. Can be interfaced to HFwin32 propagation prediction software.

MultiNEC - MultiNEC can automate the repetitive steps of antenna modeling. You can start by building the model from scratch or by importing an existing model in any of several formats. Then you can run multiple test cases while letting the program make small changes to the model between runs. MultiNEC can be used by itself if you like, but it really shines when used in conjunction with your existing antenna modeling program. MultiNEC works with EZNEC Standard, EZNEC-M Pro, EZNEC/4 Pro, NEC-Win Plus+, NEC-Win Pro, GNEC, Antenna Model (Teri Software), and 4nec2

Satellite tracking with WinRotor - Tracking Interfaces and software for allmost every rotor

eSoftAnywhere DSP & more - Ham radio amateur radio, short wave, CB, DSP software, by VE1EXE (RIP) DSP Software eSoftAnywhere DSP & more Memorial free version.

ACE-HF Propagation Prediction Software - Professional PC software for hams that uses VOACAP and includes area coverage maps animated by time or frequency

DSP Controller - Bypass your sound card DSP prorgam to make transmitting much easier.

Speak Freely - Free Internet telephone originally written in 1991 by John Walker, mostly a voip software

LAN-LINK for windows - Smart multi-mode controller software, contest, logging, APRS, and ``PSK31 via Sound card.

TK500 - Open source software designed for the Yaesu VR-500 receiver.

TK120 - open source software designed for the Yaesu VR-120 receiver.

TK75 - Open source software designed to control and program the ICOM IC-R75 receiver

TK150 - tk150 is open source, multi-platform cloning software for the Standard (Yaesu) VR-150 portable receiver.

CallSign Software - Hi-end software for the Ten Tec software radio line inluding Pegasus Jupiter and RX-320