70cm transverter

Diplexer construction 2m/70cm and SW/VHF - Build your diplexer with more than 70db port isolation and less than 0.2db attenuation. Easy project.

G4CQM Homebrew VHF Yagi antennas  ^pop - Homebrew VHF Yagi 50MHz 144MHz 432MHz 1296MHz 2320MHz 6M 2M 70CM 23CM 13CM Yagis

IZ7ATH Projects  ^pop - Antennas, Keyer, amplifier, transverter, baluns

VHF/UHF Long Yagi Workshop  ^pop - Yagi plans and notes for 6m, 2m, 70cm and 23cm

Vertical antenna for 2 mt and 70cm  ^pop - How to Build a Dual-Band Antenna for 2M/70cm

DK7ZB Yagi Homebrewing  ^{updated  pop} - Yagis for homemade with a new match-system, for 6m, 4m, 2m, 70cm and Shortwave

432 Mhz and above newsletters - EME DX Eperiences and dx news by K2UYH (W6/PA0ZN)

Essex Repeater Group - These pages provide the Latest News and information on ERG, the voice repeaters GB3DA (2m), GB3ER (70cm), GB7ZP (70cm D-Star), GB3DB (6m), and the 10GHz microwave beacon GB3CMS.

Plainfield Radio League - An ARRL-affiliated club serving the Plainfield-area and Joliet. Sponsors the WW9AE 70cm ARES repeater 444.550 + 114.8. Meets last Wednesday of the month at the Plainfield Family Restaurant at U.S. Rte. 30 and Renwick Road at 7:00 p.m.

DF6NA : VHF Audio Examples - Sporadic E, meteor scatter, 70cm 23cm and 10Ghz audio recordings in various modes

Mutek - Transverters, amplifiers and low noise preamplifiers

KB6KQ Loop antennas - Horizontally polarized, omnidirectional loop antennas for VHF and 70cm amateur bands

JWM Engineering Group - Top quality Microwave Phase Locked oscillators for DB6NT, DEMI and homebrew microwave transverters, and other support products.

Elecraft - Manufacturer of the K3 & K2 160-10M CW/SSB amateur radio transceiver, K1 transceiver, transverters, Antenna tuners

PD0HNI ATV projects Priority listing - Pd0hni 3cm 6cm 13cm 23cm 70cm ATV projects

WA4DSY 56KB RF Modem - This is a prototype of the WA4DSY 56KB RF modem. It is intended for use on amateur packet radio networks. The modem generates RF in the 28 to 30 mhz range and requires and linear transverter to convert the signal to a UHF or microwave ham band

Yaesu FT-817 discussion group - Members discuss the operation of and modifications to this outstanding QRP rig that covers 160m 70cm with all modes. Site contains a large database of FT-817 FAQs and data files. Antennas, tuners, and power sources are also covered as related to this ultra-compact transceiver.

Commander  ^{updated  pop} - A free application that controls up to 4 Alinco, Elecraft, FlexRadio, Icom, JST, Kachina, Kenwood, TenTec, or Yaesu transceivers, switching between them manually or automatically based on frequency, and displaying frequency-dependent settings for devices like tuners and amplifiers; includes a bandspread, and supports transverters, frequency and mode tracking by an independent transceiver or receiver, SDR-based panadaptors, and SO2R switching with microHam or OTRSP-compliant devices.

70cm GS-23b Amplifier - 1500 watts amplifier for 70 cm band using GS23B /4CX1600U SVETLANA by LZ2US

Mode J Desense Filter - This type of filter can be used in a Mode J satellite station (uplink on 2m, downlink on 70cm) to reduce the problem of the uplink signal desensing the receiver

The G8TTI homebrews - Home made transverters blockschematics two metre HB9CV, 144MHz SSB Transceiver

HA8ET Technical & Homebrew pages  ^pop Priority listing - Technical Articles, Homebrew,Test & Measurements, (Returnloss Bridge 1,8 MHz...1300 MHz, 2m/70cm DIPLEXER...) Vacum Tube Databases, VHF-UHF-SHF Power amplifiers,HAM links, electronics links

50 MHz Transverter idea - Complete 144/50 MHz transverter with GaAs Fet LNA and 400 mW out. No printed circuit board. Schematics and images by Christoph Petermann DF9CY

A 6M Transverter - Build a transverter based on a 6M receive converter. A 32MHz TTL oscillator is used as the local oscillator for both transmitting and receiving. RX/TX switching is handled by three SPDT relays.

AWA RT85A (RT85) notes - Conversion, programming, and software notes for the AWA RT85A UHF transceiver for 70cm