w2ihy noise gate constru

Multiband wire antennas and ATUs  ^pop - DC1YB experience on multiband wire antennas. In particular examine FD4 windom and G5RV antenna, considering noise levels and matching aspects. Author reviews also the usage of Automatic antenna tuners in TS-50 TS-480 and GC-3000

10m Aluminium Moxon Construction - Building a moxon antenna with aluminium tubes

Petlowany Three-Band Burner Antenna - The Petlowany Three-Band Burner is a simple, low-cost, trapless short vertical antenna which amazingly works on three HF bands (20, 15 and 10 meters). This web page contains pictures, performance data, and enough construction details so you can homebrew your own.

2 Meter Turnstile Antenna - Here are construction plans of a Turnstile antenna that can be used for space communication on the 2 meter amateur radio band. Specifically for 145.80 mHz

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

K7HC Mega HexBeam - Pictures taken during the construction of a Hexbeam antenna for 30 and 40 meters

Loop for 50 Mhz - A quick 50 mhz loop antenna construction details

Design your Own Super J Pole  ^updated - Javascript for calculating the lengths of tubing to be used for the construction of a Super J-Pole in a collinear design

W1GQL's Homebrew Hexbeam - A site dedicated to HexBeam antenna construction. It is complete and you will find all information you need to start homebrewing your own hexbeam antenna.

Antenna construction hints - Hints about Jpole Yagi and Quad antennas

J-pole double header - An article on J-pole antennas and the zepplin variation, history and construction tips by Richard Morrow, K5CNF

The WWVB Receiving Antenna - The construction of this antenna is intended to be inexpensive, fast, and effective. Very capable in receiving WWVB from california.

SpiderBeam construction guide - Build a spiderbeam from scratch for 20-17-15-12-10 meters band

Remotely-tuned loop antenna for LW and MW - This article describes how to build a loop antenna for low frequency (LF) and medium wave (MW) reception with remote-controlled tuning. The antenna is extremely sensitive and can be built mostly from parts from old radios and tape recorders. Like all loop antennas, it is highly directional, which allows you to null out unwanted noise sources.

Building Coaxial Traps - This page describes the design and construction materials W8WWV used to build a coaxial cable trap. A coaxial cable trap is a parallel resonant circuit that is usually inserted in an antenna element to enable multiband operation.

VE6YP CoaxTrap - The Coax trap program computes design parameters for the construction of coaxial traps for HF usage. Typically these are constructed from PVC tube and RG58/59 coax

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

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.

APRS Weather Station - This paper outlines the construction and operation of a remote weather station.

Homebrewing a tube-type HF amp. - This article discuss the use and construction of a grounded-grid, triode type HF amplifiers

Making Crimp-On connectors for RG-213 coax cable - The construction process of making crimp-on connectors.

Toroid cross reference - Construction articles in magazines and books often use part numbers of firms no longer in business or whose parts are hard to find. Here you can locate the palomar toroids equivalent