43 division

8-Element 430 MHz Quagi - Picture and notes of a 8 elements Quagi antenna for 432 Mhz b Paul Bock, K4MSG

Quadrafilar Helix antenna for 436 Mhz - This is an antenna that author just built. Was intend for receiving the AO-27 downlink (at 436.800 +/- doppler). It is built with right hand circular polarization, and the gain is supposed to be in the neighborhood of 3 DB.

Build a multiband dipole - A nicely documented procedure to build a multiband dipole spending $30 in material and half an hour in assembling by Andrew Daniel - KI4QFY

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

Super J-Pole for 435MHz - The Super J Pole antenna is a co-linear vertical consisting of a number of half wave length vertical elements separated with half-wave length stubs (Tuning stub) feed with a folded matching stub by vk6ysf

Hombrewing Cubical Quads - Cubical Quad antenna construction notes

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

43.33 Km LOS with USB WiFi stick  ^pop - Simple USB 802.11b WiFi adapter with original antenna test by adam 9A4QV.

104-GT-011 Roy Priority listing - 11 mts Radio,information about my QTH Corsica Island and links to radio equipment suppliers

PCARS - Portage County Amateur Radio Service, Inc. - Club in Portage County. We have fun with ham radio. Meet at Mike's place Rts 43/261 in Kent - 2nd Monday 7pm. All welcome!

Callsign divisions listed by prefix - Ham call dot net, Callsign divisions listed by prefix

Amateur Radio Map of Italy - Map of italy with amateur radio prefixes and grid squares

LU Argentina prefix map - LU Argentina Country CALL division Antarctic and South Atlantic prefixes and sufixes

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.

FDMDV - Digital Voice - FDMDV - Frequency Division Multiplex Digital Voice Digital Audio over HF SSB. FDMDV is the latest digital voice mode on HF - it caters to high quality digital voice under poor band conditions, in only 1100Hz bandwidth

EGAntennes - Distributor of PKW antennas and Reimesch Kommunikationssysteme RF amplifiers. Manufacturer of HF wire antennas Based in France.

Amateur Radio Repeater Directory - Amateur Radio Repeater Listings at your fingertips for the first time on your PDA

RadioCtl - A computer control program for ICOM, KENWOOD, Radio Shack and AOR radios using Windows 3.1 or Windows 95. The program features 1000 frequency channels, 100 scan and search banks, and DBASE compatible frequency lookups.

WZ1V's VHF modifications page - A collection of modifications to the AM6154/55 linear amplifier

JA3MHV Amplifiers - 4CX1000A x2 AB1GG Power Amplifier, 21MHz 15W and 3.5/7MHz 20W SSB Transceiver by JA3MHV, 50/144/435MHz 80W Linear Amplifier

432 MHz PA - OZ2OE Technical Home Page - 432 MHz PA with 8874

432 MHz Power amp - by RA3YCR

DL4MEA 144MHz and 432MHz Amplifier - 144 and 432 Mhz GS35b High Power Amplifier

144/430 Duplexer - Schematics for a VHF UHF duplexer

Circuit Improvements for the TS-430S - by Richard L. Measures, AG6K