dual gate fet

A dual band wire beam for 17 and 12 meters - This wire beam Moxon antenna offers double duty on 17 and 12 meters with one 50 Ω feed line by Allen Baker, KG4JJH

J Beam antenna for 2 meters and up - Article by Ed Bathgate, N3SDO as published in CQ VHF Magazine July, 1988

The flower pot antenna - A portable dual-band antenna working principally on 10 meters but also close to the 30 meter band. It’s compact, light, economical and doesn’t need any radial.

144-430 portable j-pole antenna  ^pop - A portable dual band j-pole antenna

Dual Band J Pole - Dual band J pole operational over the entire 6Mtr band (50 – 54MHz) and the entire 2Mtr band (144 – 148MHz), slightly favouring the upper half of both bands by VK6YSF

The DBJ-1 VHF-UHF Dual Band J-Pole - Searching for an inexpensive, high performance dual band base antenna for VHF and UHF ? Build a simple antenna that uses a single feed line for less than $10.

144/430 dualband J-Pole antenna - A simple and cheap dualband j-pole antenna for 144 and 430 MHz

Copper Cactus Dual-Band - Copper Cactus Dual-Band Super J-Pole Antenna Project 2 meter 70 Cm Home brew antenna

SCR-Log - Scr-log freeware logging program for mac, windows, linux and dos. designed for school, club, and individual class stations to use during school club roundup.

QSL Cards - How to Make Your Own - If you have a computer with word processing software and a printer, you can make your own custom QSL cards, with each card individually printed for the ham you just contacted. WA7S show you how.

Redwood Empire DX Association - A DX and Contest Minded Amateur Radio Club Serving the California Coast North of the Golden Gate Bridge

N6FQ Fallbrook Amateur Radio Club - It is our purpose to further the exchange of information and cooperation between members, to promote radio knowledge, fraternalism and individual operating efficiency

W6AF Oroville Amateur Radio Society - It is our purpose to further the exchange of information and cooperation between members, to promote radio knowledge, fraternalism and individual operating efficiency. Based in Oroville, CA

WR2ABB Mount Beacon ARC - The gateway to amateur radio in the Hhdson valley

Radio Association of Western New York

W2SO Lancaster Amateur Radio Club,Ham Radio,Lancaster NY - Lancaster amateur radio club, lancaster ny, ham radio club in lancaster in 1987 , NY

W2RUI Lockport Amateur Radio Association - Serving the Amateur radio community in the Lockport, New York area, since 1929.

Virginia beach Amateur Radio Club - Our purpose is to further the exchange of information and cooperation between members, to promote radio knowledge, fraternalism, individual operating efficiency, and to so conduct club programs and activities as to advance the general interest of Amateur Radio and public service within the community.

Digital mode club (DMC) - Digital Modes Club(DMC) is for all licensed HAM operators and SWL's who likes the digital modes. It's free lifetime membership.

Graphical eHam.net Ham Radio Reviews - A graphical front end to eHam.net reviews. Makes buying decisions easier by showing useful information at once or by individual item.

Two Kenwood TS850 modifications - Here are two simple modifications / repairs for the Kenwood TS850 HF transceiver, dual receiver mod, and battery pack replacement

FT-1000D Why DX in Stereo - Yaesu's classic, top of the line HF transceiver for contesters and DXers is probably the only ham dual-receiver radio that does true diversity reception

80 m Hexfet power amplifier - 80m hexfet power amplifier by W7ZOI

A low cost UHF/VHF duplexer - Duplexers for dual band radio are usually high pass filter and low pass filter combined in the same box. This circuit is a design within a cost of US$10.

Lightning Safety & Power Quality Issues - LightningProtection: Lightning Safety & Power Quality Issues. A moderated professional forum by recognized experts, for accurate technical information on lightning, surge and grounding information.