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A simple Wi-Fi Yagi  ^updated - Add two parasitic elements to the sleeve dipole of a Netgear Router

Build A Tin Can WiFi Antenna  ^updated - Build a tin can waveguide WiFi antenna in one hour. Then put it on a 18" inch direct tv dish. No coax signal loss. Use a USB device on antenna. Complete instructions to build this powerful wlan antenna

14AT920 Thierry - Personal web site of 14AT920 Thierry

GenLog - Freeware Win98/NT/XP contest logging program, supports over 270 contests, Grid Square distance/heading routines, plus Grid maps by Dave Mascaro W3KM

9N7BCC Nepal 2004 - On the occasion of its 20th anniversary and in memory of its long time member DJ7CY, Sepp Rindfleisch, members of the Bavarian Contest Club (BCC) staged a DXpedition to the Kingdom of Nepal centered around the CW portion of the CQ WW DX Contest.

OK1DUO Priority listing - Jarda OK1DUO personal page

IW8DUL - Antonio IW8DUL amateur radio home page

PSK31 Web Receiver - These web receiver based in Kiew Ukraine show PSK31 activity on 20m band 14.070-14.074 MHz remotely by using a web browser. Requires java by the MixW team

WAZ Map - CQ DX Zones Gif Map

PSK31 official page - Description of PSK31, mailing list, frequency for QSO

Satellite Frequency list - Satellite frequency list from 3 to 8475 Mhz

Orbitessera - Orbitessera provides a mosaic of orbital information. Information is provided for the Space Shuttle, the International Space Station , Mir Space Station , and general Satellite Keplerian Elements information

Shuttle Audio Frequencies - The frequencies listed here may carry shuttle audio during space shuttle missions

Kenwood TS690S - Expanding frequency coverage, transceiver Labtest by Christoph Petermann DF9CY

Chaos radio club france - CRCF radio hacking undergroud group. E-zine, freqencies , software and more

Log Locator - Freeware MSDOS logging program by OK1DUO

TrueTTY  ^updated Priority listing - Program for amateur radio digital communications via a sound card. Supported modes are RTTY (Baudot code), ASCII (7 or 8 bits), PSK31 (BPSK and QPSK) and AMTOR-FEC (SITOR-B, NAVTEX). SELFEC SITOR decoding is possible also. No additional hardware required, need only a sound card. Optionally you can use simple circuit fo PTT-control. Can cooperate with RZ4AG AAlog logger.

WinGT and WinBox - Packet radio terminal program for win 3.1 and above, WinBox is a modified version of WinGT for cb radio usuage

Orbitel - Utility program to verify, merge, and sort standard 2-line orbital elements files

Spectrogram  ^pop - Shareware dual channel audio spectrum analyzer for Windows 2000/XP which can provide either a scrolling time-frequency display or a spectrum analyzer scope display in real time for any sound source connected to your sound card. Can be used for MTHELL, QRSS and DFCW by R S Horne

GeoClock - GeoClock shows the current time (based on your computer's clock) with a high quality map of the earth. DOS Win95/98/NT shareware

432 MHz EME PreAmplifier - 432 MHz EME low noise amplifier. Circuit, components and image by Christoph Petermann DF9CY

TVI and BCI Filters - TVI and BCI bandpass and bandstop filters in SMD technique. Schematics and images.

Mods.DK - Large collection of radio mods and TNC mods with search facility

50 MHz Transverter idea - Complete 144/50 MHz transverter with GaAs Fet LNA and 400 mW out. No printed circuit board. Schematics and images by Christoph Petermann DF9CY