sig generator

50 MHz Antennas by DF9CY (4 & 6 Element)  ^pop - Two well performing 50 MHz antennas designed with W7EL EZNEC along to many other antenna projects and related articles

Reflected W Beam - Hexagonal Wire Beams for 40-10m from DL7IO, different mono/multiband designs with building descriptions and model files for EZNEC

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

OH2GI Ham System - All-mode contesting and logging software system designed primarily for on-line operation of HF digital and CW radio stations through Terminal Node Controllers (TNC)

Guernsey Call Book - Callsigns and addresses of licensed radio amateurs in the Bailiwick of Guernsey

VP9 Callbook - The database of VP9 licensees

Pacific IOTA Numbers - IOTA Designation for The Hawaiian Islands

RSGB HF Data Band Plans - The following frequencies are assigned to datacommunications in the HF bands within the UK By RSGB data communications committee information.

Townshippers Radio Amateur Club - Quebec Eastern Townships amateur radio club involved in HF contests, VHF-UHF repeaters, VHF-UHF weak signals, APRS, packet, emergency measures.

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

Matt's Media Network - 5 Webcams, SWL info, Top 100 shortwave sites, Webcam Mania Top 100, Matt's Banner Exchange.

Signal Engineering - Signal Engineering technologically advanced antennas with modern design and construction technique. Up to date information about current line of high performance 10 and 11 meters antennas.

KMA Antennas - KMA Antennas specializes in HF - VHF - UHF Log Periodic Antennas, unique antennas for the Six Meter band and custom antenna designs.

Q-PAR Microwave Antennas - The company (founded in 1973) excels in the research, design, development and manufacture of microwave antenna systems & components. Our range includes horn, reflector, sinuous, spiral, LPDA, helical antennas, etc; antenna positioners, and many bespoke components.

Unadilla Antennas - The Big Signal, W2AU, W2DU, W2VS, traps InLine, Intenna, An-sulator, End-sulator, Old Reliable by Unadilla Antenna Manufacturing Co.

Piccon - PicCon is a PIC microcontroller based radio controller designed for hidden transmitter hunting

Valve radios - Viking SW design and produce valve (tube) receivers for the ham and SWL.

The ionosphere at VHF - Influence of the ionosphere on the EME signals by EAVQ

Isis Electronics (Cheltenham) Ltd - UK Sales of used RACAL, Watkins-Johnson, Icom, Microwave. Large Qty Racal 1792 in Stock. Spectrum Analysers, UHF,VHF Generators, Network Analysers, Bus Switches.

VHF-DX - VHF-DX for Win95/98 is a VHF/UHF Logging Program specifically designed for 50MHz and above operation.

WXSat - WXSat for Windows 3.1/95/NT, decodes the signals in the APT format from NOAA, Meteor, Okean, Resurs, Meteosat and GOES Satellites (AM) with a Soundcard. WXSat can decode also FM-Fax for decoding facsimile-signals transmitting via shortwave

SatSignal Priority listing - Program to demodulate NOAA, Okean, Meteor 3-5 and Resurs signals without the bent verticals resulting from WXSat.

Satfax - Satellite weather decoding software, designed for those weather monitors who use their ICOM R7000, ICOM R7100 or AOR 3000A

Tunekit - Filter Tuning Kit for Windows is a electronic filter synthesis program and a practical filter tuning aid for actually designing and building a working filter

Microwave marker - A simple marker generator for the microwave bands