hv power supply

Measuring Cable Loss - Improving measurement accuracy when low-power analyzers are used.

DCTL Portable Antenna - A Low -Power, Distributed Capacitance Twisted Loop , indoor portable HF antenna by Monty Northrup, N5ESE

Getting the most from your tuner - Here is how to adjust this popular tuner circuit so it transfers maximum power to your antenna without going snap

Stacking Yagis - Stacking principles, with homebrew coax- and power-splitters by DK7ZB

Radio Reprints - Supplying quality manual reprints for Ameco manuals, Collins manuals, Drake manuals, Gonset manuals, Hallicrafters manuals, Hammarlund manuals, Johnson manuals, National manuals

PI4TUE PI5EHV ESRAC - Eindhoven Student Radio Amateur Club.

Hudson Valley Contesters and DXers - located in NY State's Historic mid-Hudson Region

IZ1HVD Danilo - IZ1HVD Danilo Boatanchors & QRP Enthusiast

Calvert County, MD Police and Fire - CalvertNews.info provides news and information for Calvert County, MD. Powered by the Calvert Independent.

HA1YA Mechanics & Electronics Inc. - Specializes in manufacture of middle and high power RF decks and high quality linear amplifiers with metall ceramic tubes for HF, 6m, 2m and 70 cm bands. Transverters, power supplies and control units

Discovery Power Amplifiers - The Discovery series of amplifiers are designed and built in the UK by Linear Amp UK Ltd, one of the world’s leading amplifier manufacturers, specializing in high power RF tube amplifiers. The amplifiers use large GS31 or GS35 ceramic triode tubes. Band coverage 6m, 2m and 70 cms

Comtechpst.com - High Power RF Amps - Comtech PST offers solid-state power amplifiers in frequency ranges from 1 MHz through 3.6 GHz, with output power levels ranging from 5 watts to over 30 kW

DanAmps - Danish Amplifiers for Hams - HF and VHF RF Power amplifiers for ham radio use

DEHN, Inc. Surge & Lightning Protection Priority listing - Offering transient voltage surge suppressor, TVSS, patch cables, surge arresters, surge protectors for lightning and power surge protection for electrical equipment, IT networks, communication systems, data lines, relay systems and solid state controllers.

Kits and Parts dot Com - Supplying Toroids, Electronic Parts and Kits to Engineers, Schools and Hobbyists

NashvilleAPRS - NashvilleAPRS is a website designed to help APRS users in Middle Tennessee have a single, knowledgeable resource on APRS in the area.

Rocky Mountain Radio - Provide RF connectors, adaptors, antennas, accessories, mounts, coax, West Mountain Radio Products and Anderson Power Products available.

Crystal Radio Supply - Offering Crystal Radios, Kits, Parts, and Supplies for the Radio enthusiast. Your source for free powered radios.

Meter Mate - SWR Graph Software - Meter Mate is a companion utility for your directional watt meter that allows you to calculate the SWR reading when the forward and reflected power readings are measured. In addition to calculating the antenna system SWR Meter Mate will also plot the SWR curves of all of your antennas onto graphs that may be printed out.

Aether - Aether is an ham radio logging for the Mac. Aether gives hams logging software that is as powerful, easy to use, and good looking as the operating system it runs on. Designed from the ground-up using Apple’s Cocoa, Aether supports the latest Mac OS X technologies, and provides the experience that Mac users expect.

Ham Log - Ham Log is an easy to use yet powerful QSO logging utility for all devices running Palm OS. Ham Log's design and functionality was designed to meet my needs when mobile and away from my home station.

YU1AW HF Power Amps - 2xGU84B and 1xGS31B hf power amplifier plans

A low cost dummy load - This article describes a low-cost, low-to-moderate power dummy load, which presents a 50-Ohm resistive load from HF through 440MHz.

SV1BSX Homebrew Corner - Offer a wide range of homebrewing projects mainly for VHF UHF operations. From vhf antennas to preamplifiers, chargers and power supplies

External Keypad for FT-817 - An external keypad for FT-817(ND), for the serious portable/field-day contester/operator. Homebrew it with the free firmware and public circuit diagram. The circuit is very simple and takes power supply from the ACC port of the radio