yagi for gsm

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

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

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

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

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

Radio Club Tegucigalpa - In this page show interest information on Ham Radio in Honduras.

PA3BTL Henk - Home page of PA3BTL with information on Linux, packet radio, sattellite keppler data links, Proxim RangeLAN2 2.4 GHz radio's, Lucent WaveLAN 2.4 GHz radio's and link to LXE homepage

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

Digital Signals - signals and sounds available on shortwave/vhf radio today along with information on the available equipment needed to understand, analyze or identify these signals

Telegraph Office - A tribute to morse telegraphy, resource for wire and wireless telegraph key collectors and historians by Neal McEwen, K5RW

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

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

XPWare - It offers support for AEA, Kantronics, SCS/Paccomm and Hal controllers. The program also offers full transceiver control for most of todays HF radios. The program also support DX Cluster monitoring

MacSchedKeeper - Macintosh Rig Control for Kenwood TS-50

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.

MPSKWIQ - PSK31 Software for the EZKIT and Windows 95/98 PC

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

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

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

Coax and Feed line Information - Coax & Feed Line Basics and coax loss information

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

Walford Counter Kit Frequency Counter Kit Construction - homebrew a frequency counter by M1HOG