rf spectrum analyzer sof

QNEWS Ham Radio News - Daily updates to the weekly QNEWS Ham Radio News service in text realaudio and RF

Amateur Radio Club of Parker County - W5PC is an ARRL Special Services Club, ARES/RACES/SKYWARN in Weatherford, Parker County, TX

PD2AYZ Freddy - Radio amateur in the Netherlands

SV2BXC Spiros - SV2BXC Personal Amateur radio Web Page

IK1ZOY Giancarlo Priority listing - Collection of telegraph keys homebrew antenna projects links to radio software

HamFind - Search engine dedicated to amateur radio

K-Com - comprehensive line of products for rejection of Radio Frequency Interference (RFI) to telephone equipment.

Palomar Engineers - RFI Kit, ferrite cores, baluns, loop antennas, antenna tuners and various accessories

MT63 HF mode - MT63 is a DSP based advanced HF mode for Amateur Radio, intended to provide high performance keyboard - to - keyboard conversational operation on HF bands under poor conditions

Hellschreiber beacon project - This web site describes a low power beacon system to be used for propagation and performance tests on the lower bands. The beacon offers CW (on-off keyed) modes and FSK modes; the traditional Morse ID mode, and Feld-Hell, another highly noise immune CW mode.

4X43141 SWL Info - In this site SWL can find many thing he needs: Contest rules and results, software, awards info and photos, forums, chat and more.

ASAP - A Free general purpose antenna analysis user-oriented software program for numerical electromagnetic antenna design, antenna modeling and antenna analysis.

M1FXY Colin - Ham radio software downloads including sstv, logging and morse code

Hell Software - Detailed review of all the Hell software currently available for the PC

PC-ATV - PC-ATV is a program to generate testcards on your PC for tx over the ATV bands now with over 40 testcards from around the world. QRA and DTMF programs included.

Prolog2K - Commercial logging software for windows, with QSL route functions, logbook conversions, rig control and cluster support by Datamatrix

LOGvrr - Freeware logging software by Roberto IN3VRR featureing LogBook, CallBook & PacketCluster capabilities

QRPPAL for Windows - Free QRP logging software by WB2QAP

Time Palette - World Time and Mapping software including Azimuthal Maps.

WinConvers - Convers is a chat system (similar to IRC) operating using internet TCP/IP protocols on amateur packet radio and the internet.

Satsoft - Satellite antenna design and systems engineering software for windows

Zelscope  ^pop - Zelscope is a Windows software that converts your PC into a dual-trace storage oscilloscope and spectrum analyzer. It uses your computer's sound card as analog-to-digital converter, presenting a real-time waveform or spectrum of the signal - which can be music, speech, or output from an electronic circuit.

Multi-fax Priority listing - Weather demodulator software, cards and antennas.

100W HF QRO linear amplifier - Based on Motorola MRF454, schematics and component list

RS232 Interface - This simple circuit is intended for older Kenwood radios and was presented in chapter 22 of the ARRL Handbook.