power

Mobile antenna controllers - All remotely controlled HF mobile antennas require some sort of device to power the motor. Hints on setting up a ham radio mobile antenna by k0bg

T-MATCH ATU - T-Match Network Antenna Tuner for a wide range of complex antenna loads between 1.8 and 30Mhz at moderate power levels by VK6YSF

Bob\'s Antique Radio & Electronics - Quality restoration supplies for vintage radios, amplifiers and juke boxes. Supplies include capacitors, electrolytics, pilot lamps, AC power cords, dial cords, Novus polishes and reproduction items.

DXCalendar for upcoming dx peditions - DXFor.me dx calendar powered by NG3K feed

New York City Amateur Radio Emergency Communications Service NYC-ARECS - New York City Amateur Radio Emergency Communications Service (NYC-ARECS) is a NYC based auxiliary communications service. The organization is made up of amateur radio operators who are trained and dedicated to providing radio communications for governments, civil-preparedness and relief agencies during periods of local, regional, or national civil emergencies. This may include situations such as power failures, explosions, fires, floods, earthquakes or terrorist activities. NYC-ARECS is a participant in the NYC Office of Emergency Management (OEM) Partners in Preparedness program and a member of DHS FEMA's National Preparedness Coalition.

SEC America, LLC - offers Rack Mountable DC Power Supplies, OEM Power Supplies, and Communication Series Desktop Power Supplies for a wide range of uses, including powering radio equipment.

N4L Test equipment - N4L design and manufacture versatile, high-accuracy, easy to use instruments for power electronic test & measurement

AM Operation Using Power SDR - AM Operation Using Power SDR with Flex and Other SDR Platforms

Ameritron AL-1500 modification - Adding a second 3CX1500A7 tube to the Ameritron AL 1500 power amplifier

Ameritron AL-1500 mod - Adding a second 3CX1500A7 to the ameritron AL-1500 and changing inboard power supply.

Heathkit SB-200 Restoration - A complete restoration of a Heathkit SB-200 HF power amplifier

EvoSpice - A numerical optimizer (solver) for LTSpice IV. Uses a fast evolutionary algorithm. You can use EvoSpice to design high efficiency power supplies, audio filters, low noise RF amplifiers and an endless list of other applications

About HF Amplifiers - Article on evaluating HF Power amplifiers and review of popular PA by K0BG

4-1000A Tube RF Amplifier - Home Brew a 4-1000A RF power amplifier project by W4NFR

Kenwood TL-922 Modifications - Pictures of some modifications to the Kenwood TL-922 HF power amplifier

4-1000A Homebrew HF Amp - Building an HF power amplifier based on a 4-1000A

Coaxial Cable Attenuation Ratings - Coax ratings, attenuation and power ratings

Building a Dummy Load - Building a Dummy Load and Measuring Power Accurately by Ken, K4EAA

A low cost 4 Amp power supply - A low cost, compact 4 Ampere regulated power supply

PETH-40-HAM - +/- 15 V, 1.5 A power supply project

Modifying HP Proliant Server Power Supplies - This article documents the modification of 2 types of Hewlett Packard switching power supplies to enable their use as power sources for ham radio equipment

Ofcom PLT - Ofcom and Power Line Telecommunications (PLT)

UKQRM - Yahoo Group against the proliferation of Homeplug (HPA), Comtrend (UPA) or Power Line Technology/Telecoms PLT or PLA adaptors

Ban PLT - Ban Power Line Technology a website devoted to defend amaterur radio against power line communications devices interferences

A 12-Volt Homebrew Regen - A one-tube battery-powered regenerative receiver.