hv power supply

Surplus Radio Society - Dutch society of collectors of old ex-military radio equipment and other nostalgic receivers and transmitters

QNEWS Ham Radio News - Daily updates to the weekly QNEWS Ham Radio News service in text realaudio and RF

QRZ.RU Russian HamRadio Server - Free Russian hamradio server special for radiofanats from CIS. Search engine on callsigns, electronic circuits and hamradio programs in www powered with knowledge base.

Denver Amateur Radio Supply - A full service dealer of new and used equipment located in Stevens, PA Lancaster County.

Gisela Dierking NF/HF-Technik Germany - Many interessting accessories, like unversal audiofilter, Mixer interface for sound card, highvoltage powersupply,accessories for 706, hamradio vacation, and more

RF Applications, Inc. - Specialized in RF Power Measurement Systems and other devices that make operating radio transmitting stations safer and easier.

Bergey Windpower Co. - Bergey Windpower is one of the world’s leading suppliers of small wind turbines

XMATCH Antenna Tuner - Ham Radio Antenna Tuners--Full Legal Power--Patented Circuit--Outstanding Efficiency and Power Capability

MaCo Antennas - Maco Manufacturing, HF Antennas, gamma matches, cable assemblies, power supply, swr meters, watt meters

Autek Research - Autek Research make three models of RF Analysts, power and swr meters

Diamond Antenna  ^pop - Base station and repeater antennas, mobile antennas, ,multi-band HF antennas , handheld transceivers, receiving and scanner antennas, power meters, swr meters, power supplies, coaxial switches

F1FLA Home page - The antenna FLA25HV construction

Hellschreiber beacon project - This web site describes a low power beacon system to be used for propagation and performance tests on the lower bands. The beacon offers CW (on-off keyed) modes and FSK modes; the traditional Morse ID mode, and Feld-Hell, another highly noise immune CW mode.

CWJF CW Club - Juiz de Fora CW club Brasil

KQ0RP Iowa QRP Club - Club formed to promote amateur radio low power operation, to hone operating skills, to improve building skills, and to introduce the hobby to prospective new amateur radio operators

HF RTTY Stations - ik8enh list of HF stations transmitting in RTTY with Baudot/Schift, frequency and call

S marks the spot - Forecasting powerful solar explosions several days in advance now be possible

Yaesu FT-817 discussion group - Members discuss the operation of and modifications to this outstanding QRP rig that covers 160m 70cm with all modes. Site contains a large database of FT-817 FAQs and data files. Antennas, tuners, and power sources are also covered as related to this ultra-compact transceiver.

Duracell DR36 battery to the FT 817 - The Duracell DR 36 laptop battery can be easily find and supplies 12 volts X 4 amperes. The main advantages on this system are, the weight, size, quick battery changing and no stress to the FT 817 power connector by PY1AHD

Andrews Communications Systems - Australian dealer, HF linear amplifiers, power supplies, baluns, HF UHF yagis and verticals including multiband HF verticals.

Frequency Manager - Database system with 60000 frequencies, powerfull 3D MUF/LUF-propagtion software and full copntrol of several receivers

Fuse Those Batteries - The proper way to fuse the 12 VDC power cable between a battery and a mobile radio.

Field strenght meter - Simple to build with a very clear instruction set, useful to check the radiated power of your antennas

Homebrew projects by dl5dbm  ^pop Priority listing - KW,2-meter,6-meter,antennas,amplifiers,preamps,powersupplys, and more

12VDC Power Supply - It is easy to build a 12 VDC power supply out of an old computer power supply.