alternative power

Online Antenna Analysis and Design Software - Free online software to calculate wire antenna power patterns, directivity, input impedance using method of moments.

Distributed Antenna System DAS - Distributed Antenna Systems technology used for gaining better coverage and using a lower power.

The FXTenna Portable Antenna - KD5FX, 20 through 6 meters, QRP to full legal power, lightweight, easy to carry

SWR Table - Power loss table by SWR values

GB3JB 2m Repeater - Willoughby Hedge - The Green Repeater Powered by Wind and Solar Energy

Power Film Solar - PowerFilm, Inc. develops and manufactures thin, flexible solar modules for OEM, military and consumer needs.

Alpin Amplifiers - ALPIN is a German-Bulgarian company, founded with the purpose to develop and produce ham-radio equipment. Makers of Aplin 100 and Alpin 200 ham radio RF power amplifiers

Dishtronix - High power, solid state RF amplifiers and accessories, amateur radio power meters and Prometheus RF power amplifier manufacturer

MALtronix - Maltronix, HF antennas, dipoles and verticals, switching power supply, power distribution, antenna switch

Baofeng Radio - Fujian Nan'an Baofeng Electronics Co Ltd. specializes in the research, manufacturing, and marketing of communication products including amateur radio Ham Radio VHF UHF handheld transceivers.

California Tube Laboratory - CTL designs and manufactures a wide range of high-power pulse and CW magnetrons, and provides cost-effective magnetron rebuild services for commercial, industrial and defense users.

Triton ETD - Traveling Wave Tubes , Conventional Traveling Wave Tubes, Microwave Power Modules manufacturer

Acom 1000 manual - Acom 1000 operating manual in english

Acom 1000 specifications - ACOM 1000 160-6m amplifier specifications and features

Ameritron AL-811H Reviews - eHam reviews of the Ameritron AL-811H HF power amplifiers

Tuning Ameritron AL-811 - Discussion on how properly drive and tune athe Ameritron AL-811 power amplifier

Ameritron AL-811H Tuning - Ameritron Al-811H Tuning for Power/Dissipation/Linearity, and More Generally 811A Tube Amps in Grounded Grid

Heathkit SB200 Mods - Collection of modifications for the Heathkit SB-200 RF power amplifier

K9DUR Voice Keyer - Voice Keyer was specifically written to interface to PowerSDR via Virtual Audio Cable (VAC)

AI7R Solar Power Page - Solar power setup by ham radio station AI7R

How to select a tube HF amplifier - Excellent article and guide to choose the best RF power amplifier that fit your needs by ON4SKY

Understanding Linear Amplifiers - Understanding Solid State Linear Amplifiers

Amplifiers - Care and Feeding - Antenna and Power considerations, ALC Keying interface, Battery info, Keying interfaces and more

A high perfomance Crowbar Circuit - The MC3423 can protect sensitive circuity from power supply transients or regulator failure when used with an external "Crowbar" SCR.

0-30V 10A adjustable power supply - Building a microprocessor controller power supply, capable of delivering 0-30V output at 10 A.