430 mhz portable yagi

The Optimized Wide Band Antenna - Yagis for 20 15 10 meters band by Nathan A. Miller

137 MHZ QHF Quadrafilar APT Antenna - This version of the 135mHz quadrafilar antenna for APT reception is an adaptation from Bill Sykes and Bob Cobey's article Taming the QFH which appeared in the March 1997 RIG magazine.

Portable yagi antennas - A 3 and 5 element portable yagi antennas for 2 meter band

40m/80m Portable antenna  ^pop - Portable antenna for 40 and 80 meter

Vertical half-wave aerials for 4m - Practical designs pictures and alternative design of antennas for 70 Mhz by Ross Wilkinson G0WJR

3 element 50 Mhz Yagi - A 3 elements long yagi antenna for 6 meters band by ON6MU

N3DNO's Antenna calculator - A 3 element yagi antenna calculator that uses javascript by N3DNO

DCTL Portable Antenna - A Low -Power, Distributed Capacitance Twisted Loop , indoor portable HF antenna by Monty Northrup, N5ESE

Ultimate Portable HF Vertical Antenna - A light and compact antenna that is easy to build, and easy to find parts for. Band coverage is 60 through 10 meters.

900 MHz antenna - VE3CVG's 900 MHz 7 Element Plumber’s Delight Yagi Antenna

Stacking Yagis - Stacking principles, with homebrew coax- and power-splitters by DK7ZB

4 element yagi for 20 meters - Pictures and plans of a 4 elements yagi beam antenna for 14 Mhz

5 element yagi for 20 Meter band - Picture and construction details of a 5 element 20 meter monobander

IK1HGI Beacon - Beacon from qrss on 28.322,08 Mhz

WAFAR - Western Area FM Amateur Repeater Club - The main WAFAR transmitter site is on the roof of the Civic Opera House in Downtown Chicago, and sends our 2-meter and 440 MHz. repeater signals all over Northeast Illinois.

RF Amplifiers - Solid State and TWT Amplifiers From 1 MHz to 40 GHz with Power Levels from .1 mil Watt to 2.5 Kw

DXBeam - Located in France, DXBeam designs and manufactures a range of monoband, dual band and triband antennas, rotary dipoles, Moxons and Yagis

Q-MAC - Tactical Radios Manufacturers of HF and VHF Transceivers, NVIS Antennas, Portable and mobile antennas for military and commercial use.

KB3KAI Portable Roll-Up 2-Meter J-Pole Antenna - The twin-lead portable rollup J-Pole antenna, assembled and ready for deployment

UHF Reject filter - This filter is a 0.1 dB Tschebychev lowpass with a rejection of 90 dB or better at 430 MHz, and 0.2 dB insertion loss at 72 MHz.

VHFCtest4Win - VHFCtest4Win is software for contest logging QSO's on VHF bands (50MHz and up). It is build for all windows versions from Windows 95 and up. by S52AA

ATPDEC - Atpdec is an open source program that decodes images transmitted by POES NOAA weather satellite series. These satellites transmit continuously, among other things, medium resolution images of the earth on 137Mhz. These transmissions could be easily received with an inexpensive antenna and dedicated receiver. For more information about receiving POES satellite images consult the rig site.

432 MHz Power amp - by RA3YCR

YU1AW 2m PA - GI-7B, GS-31B & GS-35B power amps, 144 MHz QRO

50 MHz GS35b Power Amplifier - OZ1DPR six meter power amplifier using the russian VHF triode GS35b