gel cell charger

Delta Loop for 50 MHz - A wire delta loop antenna project for six meters band

Inside view of a Magnetic Loop Balun - Inside view of the RF Systems magnetic longwire Bbalun

Home made dipole antenna - Home made wire dipole on a lenght of 30 meter 98.4 ft by PE1OPM

Dipole for portable use - Homemade dipole antenna for portable use

Antenna current meter - How to measure antenna feed balanced lines currents

Build Yagi antennas that works - Excellent article on How to Build A Yagi Antenna That Works by Paul NO8D DX Engineering

HF Tuner - Homemade HF Tuner by PE1OPM

ZD7XF St Helena - Nigel G3TXF plans to operate as ZD7XF on CW from St Helena between 22 June and 30 June.

Angel of the North Amateur Radio Club - ANARC web site

WARC Westside Amateur Radio Club - Ham radio club in west Los Angeles

PeakSolar.com - Solar Panels, Grid Tie Systems, Solar Power Kits, Solar Cells and more.

Benelec - Radio Communication Base Station, Marine, Cellular and Mobile antennas covering all bands between 2-6000MHz, Communication Accessories, Coaxial Cable, Coaxial Connectors and Accessories

TG Electronics - Specialize in the manufacturing and sales of DC Boosters, Regulators, Converters and Accessories

Tralicci Angelucci - Ham radio antenna towers manufactuer based in Italy

Yaesu FT-897 Review - PE1OPM review the yaesu FT-897

Portable Solar Charger - N5ESE's Portable Solar Charger

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

300 W Amplifier for 33 cm band - This amplifier takes advantage of the proliferation of surplus cellular 26v RF boards

Recovering old NICAD and NMHI Cells - Old Nicads batteries and sometimes NMHI batteries usually end up with several cells being short circuit, as they suffer from crystal growth in the electrolyte

Eneloop batteries for QRP - Sanyo Eneloop rechargeable AA batteries. For QRP purposes, these batteries are great as a 10-cell pack

12 v gel cell charger - Schematic of a fast charger for Gel Cell batteries

Automatic Battery Charger Project - A project for an automatic battery charger from 12.6v to 13.8v

Adjustable Regulated Battery Charger - This battery charger circuit is regulated and adjustable to make this circuit able to charge the mosto NiCAD battery.

A NiCAD Battery Charger - A NiCAD Battery Charger with Current and Voltage Limiting

AVR Butterfly Keyer - The Atmel AVR Butterfly is a credit card sized board which contains an AVR MEGA169 processor, a six character LCD display, a five way joystick navigation switch, a piezo speaker, a 3 volt lithium battery cell for power and a few other odds and ends.