rf power transmission

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

N. American Data Communications Museum - Telephony technology from telegraph to digital transmission

Romeo Fox Dx Group USA - Membership Info no cost to join

Beacon Transmission Schedule - This table gives the minute and second within each hour of the start of the first transmission of each of beacon on each frequency

IOTA EU-110 Log St Nikola Isl - 9A/I2OGV, 9A/I2RFJ, 9A/I2ZBX, 9A/IZ2LSC 2010 dx pedition online log

The Amateur Radio Flea Market - Treffpunkt Amateurfunk (German)

RSGB Region-12 - RSGB Region-12 Website for Cambridgeshire, Bedfordshire, Norfolk, Essex, Kent and Suffolk.

VK5SW Australian Solar Powered Station - Solar Powered Station

PD2RFU Jeroen - PD2RFU by Jeroen GoedĖl Fox United, Formula 1, Motors, links and all about ham radio

LinkPlus - LinkPlus products enhance the voice quality of HF SSB amateur. Eliminates virtually all channel noise and interference and greatly strengthens SSB radio signals

AZDEN - Makes a wide range of portable and AC-powered wireless microphones

Angle linear  ^pop - Linear Radio Frequency (RF) products and peripherals for communications

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.

Optoelectronics - DTMF, RF, decoders receivers and accessories icluding computer interface boards, frequency counters, tone decoders, spectrum sweeper and nearfield receivers

Hardware interfaces - The LCU-3 is an inexpensive unit that interfaces your radio to your computer.

Tesoel - RF-and Microwave Coaxial switches and relays

KBT DC Supplies - Linear Regulated DC Power Supplies

Astron - Astron corporation power supplies and accesories

Mirage - VHF and VHF amplifiers including repeater rf amplifiers

Hi Pro - Repeaters, transmitters, receivers, small power Amps and Controllers

Morse Code Teaching Machine - morse code machine to learn cw transmission

The Adcock HF RDF Antenna - The Adcock antenna has been used for a long time for RDF. It is basically an interferometer.

National Weather Service - Some little known facts about the NOAA Weather Radio system

AALog by RZ4AG Priority listing - AALog is a comprehensive logger program designed for amateur radio station operators. QRZ,Buckmaster,Flying Horse lookup, CW/RTTY/PSK31 support, Digital voice processor. DXCC,WAZ,P75P,WAS,JCC,WAJA,WAIP,IOTA,Russia tracking. Many other useful features. eQSL.cc compatible. It look like your paper log and use all power your PC

The AA4M ~ QQSL Web Page - Home of the ultimate Ham Radio QSL Label Program! Quick QSL for DOS, featuring great color, dot matrix, laser, and inkjet printer support, a user-friendly interface,