sbe sirre 23 ch base

3 Element Antenna for 28 Mhz  ^pop - The DF9CY three-element antenna for 28 MHz by Christoph Petermann DF9CY

Build A Tin Can WiFi Antenna - 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

Carolina DX Association - The club was founded in 1981 by 17 Charlotte-area hams interested in DXing & contests

Clipperton Island 2000 DX-ped. - Web site for March 2000 Clipperton Island DXpedition

Metro Amateur Radio Club - Chicago area amateur radio club

Austria - OEVSV - Oesterreichischer Versuchssenderverband

Chinese Taipei - CTARL Priority listing - Chinese Taipei Amateur Radio League

Czech Republic - CRK - Cesky Radioklub, Czech Radio Club

Germany - DARC - Deutscher Amateur-Radio-Club

Netherlands - VERON - Home for dutch speaking radioamateurs, wordwide. We also provide information about our hobby in english and other languages. Hamradio guide for visitor to Holland

Switzerland - USKA - Union Schweizerischer Kurzwellen-Amateure

EA5FWW Francisco - EA5FWW Francisco S?nchez Murcia Spain

CAMSAT - CAMSAT is a non-profit organization dedicated to the development of amateur satellite in China

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

Low Power Broadcasting - Low power broadcasting frequently asked questions by Rick Harrison

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

UI-VIEW  ^pop - UI-VIEW APRS Style Complete software package. High Resolution maps and multiple TNC Support GPS input

Elmer - Macintosh shareware, contains the full pool of questions for each of the five exams, and creates sample tests that will vary each time you take them and it will grade your exam.

MacSchedKeeper - Macintosh Rig Control for Kenwood TS-50

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.

Lowpass filter for 5MHz - The following lowpass filter was built using the tables in the arrl manual, it is a 5 section one and seems to work ok

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