rf spectrum

Cutting Jig for VHF/UHF yagi elements  ^pop - If you want a top-performance VHF/UHF Long Yagi, you will probably have to build it yourself.

TX0DX Chesterfield Isl. - Chesterfield Islands DXpedition 2000

South Eastern Amateur Radio Group - EI2WRC Based in Waterford, Ireland. Resources, Information and Links about Amateur Radio, Propagation, DX, Repeaters, News, Packet etc. Also contains useful charts and maps and a Photo Album of out club.

WinLink 2000 - WinLink 2000 employs Stations World-wide to provide an HF/VHF/UHF digital radio Interface into the Internet Email system for the mobile radio operator. Features include binary and graphic file attachments, APRS position reporting and over 340 downloadable WX products. The mode used is Pactor I and Pactor II.

MARS Antennas - MARS, Israel's Antenna and RF System manufacturer, flat antennas for cellular, military broadband, multiband MF high power antenna

Nil-Jon Antennas - Performance Compact Antennas VHF/UHF mobile and base for ham, business, landmobile, police, fire, satellite, APRS, simplex, repeater, TV, FM, scanner or monitoring use.

RT Systems - Online shopping, Programming Software, Icom, Yeasu, Kenwood, Istron, HyGain, MFJ, cat cables interfaces and other radio control cables.

ScanStar - Radio spectrum monitoring and analysis tools for industry and government

Pacific Research Solutions - Repeater Controllers, Repeater Tone Panels, Telephone Interface, Remote Monitoring Systems, Process Control and TDS Monitors

Bird Electronic - Design and manufacture of components, instruments and systems for RF power measurement.

US Frequency Allocation Chart - Colorfull radio frequency spectrum allocations in the US, in PDF Format

The Radio Spectrum  ^pop - Radio frequency allocations

VHF UHF Microwave Radio Propagation - Notes on radio propagation in that part of the spectrum (upper VHF to microwave) used by experimenters for high-speed digital transmission

CQ DL Amateurfunkmagazin - Ham Radio Magazine of DARC

Dublin Frequencies  ^updated - Army, navy, police, ham frequency in Ireland and N. Ireland

North Ireland scanner info - Frequency spectrum, civilian and military frequencies

CBC International CB Radio - "CB books, plans, and kits. Repairs, modifications, 10-Meter conversions, amplifiers, FM, unique high-performance accessories. Publishers of the classic ""Screwdriver Expert's"" Guide book."

HyperLog - Full featured logging program available since 1989. Interfaces to most radio's, TNC's, and Callbooks. Runs under DOS and all "flavors" of Windows. Can run on 8088 or fastest Pentium machine. Easy to use with virtually unlimited database capability. Trial version. Program looks like being dismissed by hypersoft.

RDCP/Mac - RDCP/Mac is a communications software package to interface your Macintosh to models of Kantronics TNCs. RDCP/Mac uses the Kantronics HOST mode allowing simultaneous connections on VHF packet and the HF digital modes when using the KAM.

DigiPan  ^pop - DigiPan provides a panoramic display of the frequency spectrum in the form of an active dial scale extending the full width of the computer screen. DigiPan is the result of a joint effort between myself and Nick Fedoseev, UT2UZ, the author of MIXW32, and is intended to make PSK31 operation easier and more enjoyable for everyone.

KA Win - KaWin supports multiple Kantronics˝ TNCs and multiple radio transceivers with an intuitive, graphical interface, setting a new standard of performance for digital radio communications.

MDS Spectrum Analyzer - Software for radiomonitoring, radio spectrum analysis.

KI5YN QLF Filter - The QLF filter is a microprocessor based interface designed to go between a standard Morse code key and a radio transmitter

Grounding Systems for Hams - Grounding Systems for Amateur Radio Stations, Safety grounds vs. radio frequency (RF) grounds, the practical station ground

Sound card interfacing  ^pop - PC sound card interfacing for RTTY SSTV PSK31, collection of interface connections to choose from when having a desire to use the Soundboard