spectrum a90 vhf antenna

The extended double zepp - This wire antenna exhibits extraordinarily high gain in a bi directional radiation pattern.

Current distribution in Coils - Current distribution in the antenna loading coils

G5RV Antenna  ^pop - Notes, and considerations about the G5RV antenna

Simple j-pole antenna for 2 meter  ^pop - how to build a J-pole antenna for 2 meter band with many photos ecc.

A Hanging Rectangular Loop Antenna - A rotatable hanging loop antenna that has been specifically designed for hanging in a tree. Horizontally polarized with a broad azimuth pattern and gain of nearly 3dB over a simple horizontal dipole!

NB6Zep Antenna and more - A modified EDZep for 20 meters, Yagi, Zepp Beam, Dual Dipole, Space Restricted 80 meter wires. Operating Bands: 40 thru 10 meters with tuner

Quickie Vertical  ^pop - KQ6RH HF multiband vertical antenna plan

The Fence Fan Dipole - The Fence Fan Dipole a quick, easy and inexpensive multiband dipole antenna

Satellite Antenna Tips  ^pop - Tips that may be of help with the most important part of an amateur radio satellite station, the antenna systems.

Antenna switch for sloper antennas - An easy to build antenna switch for long wire antennas, expecially designed for sloper antennas

Big Wheel Antennas  ^updated - About big wheel antennas for VHF and UHF

Cheap VHF/UHF Antennas  ^pop - Cheap Yagi Antennas for VHF/UHF

LF/VLF Portable Loop Antenna - The octoloop antenna is a length of 25 pair telephone wire inside an octagonal loop shield of 3/4 hard copper pipe

Yagi-Uda antennas - A Yagi-Uda antenna is familiar as the commonest kind of terrestrial TV antenna to be found on the rooftops of houses

G3SYC Antenna page - 2 element Yagi antanna plan from G3SYC

14RC132 AE511 Jerome - Some infos about my radio activity, my favorite hobby, my shack, antennas, photos, links, mods,...

Six Meters Beacons - 6 meters Beacons Worldwide including also Italian VHF beacons

WB2RXF David - VHF UHF, Satellite and weak signal resource

ZX-YAGI Antennas - Fine HF beams for Ham Radio and CB made in Germany

US Spectrum Requirements - Amateur and amateur-satellite services, current uses of the amateur service

EME resources by DL4EBY - Several kinds of operational data needed for Amateur Radio moonbounce (EME, earth moon earth) communications, the technical challenge amongst the various propagation modes on VHF, UHF and microwaves

Voice Descramble - This program descrambles band inverted encrypted transmissions, usually found on VHF/UHF. It uses a NCO (numerical controlled oscillator) to re-produce the originally inverted audio band.

VHF Logging program - This program checks for duplicates (including partials), lists multiplier grids by band, lists all contacts, writes the Cabrillo file format for log submission, and provides many current statistics by N3FJP

Spectra - Accurate spectrum analyzer in the range 0 - 2500 Hz, makes an accurate FFT analysis of an audio signal coming from the soundcard

Antenna switch - An easy to build antenna switch with common rele