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The ground image vertical antenna - A 20 meter quarter wave vertical antenna by jerry sevick W2FMI QST Article

Helix Calculator - JavaScript Implementation Written by Fred Spinner, W0FMS

Shortened G5RV - A shortened G5RV antenna design

Antenna Tuning Unit - This homebrewed antenna tuning unit also incorporates a 50-ohm QRP dummy load, power meter (1 or 10 Watts full scale), and SWR meter

Shortened antennas - Drawings of shortened antenna for indoor usage, using short pvc tubes for 2 , 20 and 40 Mhz by f1rfm

KH2D's Tips For CW Contesting - Frequently Asked Questions About CW Contesting

KG4WBH Beacon - 28.222mhz transmitting with 2 watts of power

British Columbia FM Communications Association - Amateur Radio organization specializing in VHF, UHF, and microwave communications.

The Eastman Amateur Radio Club - Home of the repeater with the world's largest backup power supply

Ft. Myers Amateur Radio Club - Fort Myers Amateur Radio Club is located in Fort Myers Florida. FMARC has around 300 ham radio operators.

South Florida FM Association - SFFMA 147.000 Repeater audio By KG4LXH

SolarVolt Power - Solar power products for the true environmentalist Solar energy systems, design engineering Residential and Commercial

Solartech Power Inc - Solartech Power Inc. manufactures, distributes and sells high efficiency solar panels and wind power turbines.

Lashen Electronics - From connectivity for the home or small office and home theater cabling solutions to power management and protection as well as home and office sound and video solutions, lashen electronics has the tools and technology you need to do the job right.

Wholesale Parts of Florida LLC - Manufacturers of the world's most comprehensive and powerful line of antennas. TRAM antennas, CB VHF UHF Satellite Marine GPS antennas, masts and mounts.

Maxdao Technologies - Maxdao: offer you 7/16, N coaxial connectors, jumper cables, feeder clamps and grouding kits, surge arresters & brackets, wall entries and microwave components used in base tower, power dividers, couplers

FT-897 mods - FC-30 Fan modification, Mars/Cap mod for Yaesu FT-897, DRM modification for Yaesu FT-897, FT-897 mod for SGC-230 DC power

Wire Free Direct LtD - UK company that's a full-line dealer for wind and solar power systems, plus system design.

Power Port - Handheld Radio Pouches, Power Supplies, Solar Recharging Systems, GPS Navigation Devices and 12V Accessories

Amateur Radio Insurance Services - UK - Amateur Radio Insurance Services, or ARIS was set up in 1971 to cater for the special insurance requirements of members of the Radio Society of Great Britain.

NU-Tech - NU-Tech is a powerful DSP platform to validate and real-time debug complex algorithms, simply relying on a common PC. Thanks to an easy plug-in architecture, the developer can write his own NUTSs (NU-Tech Satellites) in C++ and immediately plug them into the graphical interface design environment.

Free Sun Power - Free basic and advanced system design tutorials for every component and aspect of solar power. Plus system sizing calculators, battery bank calculators and wire size calculators

Grounded Grid Amplifier - Picture of a power amplifier, made using of GI-7B triodes by Bob Briggs, VK3ZL

Low power VHF RF amplifier - Low power VHF RF amplifier with VMP1 Mosfet by IZ1BTS IK1XPD

RW3AZ VHF amplifiers page - 2m/70cm GS31B Power amplifier pictures