circuit de mic md 100 ya

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

Delta Tango DX Group - Delta Tango 98 International DX group official HQ web site

Yankee Alpha Zulu - Gruppo Radio DX Y.A.Z. Treviso Italy

AT SÊo Paulo Team - 3AT1000 SÊo Paulo DX Team Brasil

9A5AAC Miroslav - Personal site dedicated to amateur radio. HAM stuff - something about me, my homeclub and 9A - Croatia, links, pictures. This is also home of HAMs On The Net WebRing.

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

ScanMuncie.com - ScanMuncie.com, Serving the City of Muncie and Delaware County, Indiana with Public Safety Radio Scanners and Online Interactive Forums Available 24 hours a day

Computer Automation - Manufacture microprocessor based repeater controllers

CGA Enterprises - Crankup tiltover towers from 35 to 100'

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

Setting audio on Yaesu FT-2000 - Yaesu FT-2000 Audio Settings - How to make the FT-2000 sound clear and clean by LA5MDA

CT Morgan - Amateur radio dealer present in many hamfests

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

MorseDec - Macintosh application that decodes morse code into text, PPC and 68K

RCKRtty - Commercial windows RTTY Program, RCKRtty is a comprehensible program for logging and administration of RTTY, PSK31, Pactor, Amtor and CW-QSO's with simultaneous control of transceiver and real-time operation with Packet-Radio. RCKRtty supports normally QSO-operation and a full Contest operation, with maximum data security. Price Euro 45 by Walter Dallmeier, DL4RCK

TrueTTY 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.

Graphic Packet - GP for ms dos and ms Win by DD3DJ

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

Ham DX Cluster for iPhone - An iPhone and iPod touch DX Cluster client

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

Radio-TNC wiring - Radio-TNC wiring diagrams index

Coax Data - Coax data attenuation db/100 feet

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

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