uhf amplifiers

Designing Driven Elements in Yagi antennas - The design and feeding of driven elements for VHF/UHF Yagi antennas , modeling, observations and some case studies by Graham Daubney F/G8MBI

Twoband-Antenna for HT - Homebrew a 2m/70cm portable or mobile whip antenna for your HT or mobile radio

Homemade Arrow Antenna - EA4CYQ portable VHF UHF Yagi antenna designed for satellite operations.

The IOio Antenna  ^updated - The IOio antenna and the satellites, a custom portable antenna done with squares both UHF and VHF by EA4CYQ

UHF 70 cm henditenna - A yagi antenna for 70 cm by XE3RN based on a K5OE project.

UHF VHF Folded Dipole - Dual band 2 m and 70 cm folded colinear aerial array project by G2BCX

TACLog - Tac Log is a free input format log book for VHF/UHF/SHF contests. Where most other programs dictate the order and format of the input data during contesting, TACLog gives you freedom of operation, both on the air and on your computer. EDI format and Region 1 rules compliant.

muTek Limited - Manufacturer of RF amplifiers, low noise pre amps, transverters, power supplies

Valcom - Valcom Guelph specializes in the design and manufacturing of a full range of MF Beacon 100 KHz - 600 KHz, AM Broadcasting 540 - 1700 KHz, HF 1.8 - 30 MHz, VHF 30 - 300 MHz and UHF 300 - 1,200 MHz and SHF up to 6 GHz antennas based in Canada

PSI Antennas - Antennas for Broadcasters, PSI manufactures a complete range of slot antennas for UHF television broadcasting

Konni-Antennen - German antenna manufacturer, produces VHF and UHF antennas for amateur radio use

Centerfire antenna - US Antenna manufacturer offering base and mobile antennas for 2 meter, 1.25 meter and 70 cm Amateur Radio GMRS and MURS Citizens Band Radio VHF and UHF Business Band Radio HF, VHF and UHF Scanning

Analyzing UHF signals using FFT programs - With spectrum analysis of beacon signals, it's possible to see features relating to various propagation phenomonen.

Russian VHF portal - All about VHF, UHF, SHF amateur radio communication in Russia

The TS-2000 TNC - Confguring the TS2000e Internal TNC for Packet Radio on VHF UHF

European monitor post - This blog is about utility and military monitoring in the HF/VHF/UHF range.

Smiley Antennas - Ham radio VHF UHF antennas, aircraft, scanners, marine vhf antennas

KitStop - Kits for AM FM radio, UHF control, big LED displays, games, controls, timers, chasers and flashers

Class C Amplifier Matching - QST Article on what you should know about matching networks for class C RF power amplifiers

Nature of Source of Power in Amplifiers - On the Nature of the Source of Power in Class-B and -C RF A mplifiers by W2DU

Harris linear amplifiers mods - Harris linear amplifiers RF-353 and RF-355, full automatic amplifiers, 1.6 to 30 MHz How to use them without the Harris transceiver RT-1446 by F1FRV

Solid-state HF amplifiers - What makes a good solid-state amp ? by Adam Farson, VA7OJ/AB4OJ, May 2002

2 meters Power Amplifiers - Several 144 MHz Power Amplifier by YT1AR using GI7B GS31B GS35B GU34B

High power amplifiers by pass relays - These relays are only to be used for output power who exceeds conventional antenna relays specifications.

Wideband PreAmp's for HF/VHF/UHF - Wideband VHF/UHF/SHF monolithic PreAmp based on MARx-series by ON6MU