70cm

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70cm

85 links - and 2 categories

Antennas : Lindenblad
  • Build a twin-lead Lindenblad Antenna for 70cm and 2m - This document contains the detailed instructions to build a homemade lindenblad antenna using a twin-lead as dipole elements. This document contains 9 pages and includes a detailed construction sequence and some drawings to build this antenna for UHF and VHF ham radio bands
    [ Hits: 448 | Votes: 2 | Rating: 9 ]
Antennas : VHF UHF
  • Mighty Woof 2m 70cm Dual Band Fan Dipole - This article describes a unique copper pipe fan dipole that the author home made and that provides fantastic results.
    [ Hits: 257 | Votes: 3 | Rating: 10 ]
Operating Modes : Mobile : Bicycle
  • The UHF Bicycle Antenna - Homebrewing a UHF antenna to be used on a bicycle. This simple project gives you the right hints on how to build and setup and install a 70cm antenna on a bicycle.
    [ Hits: 109 | Votes: 0 | Rating: 0 ]
Technical Reference : Preamplifiers
  • 435 plus 1296MHz ATF54143 Pre-amplifier - The prototype for this amplifier was originally designed for 70cm and was used on the 2004 3B9C Dx-pedition to Rodriguez Island for satellite and EME. It had a noise figure of 0.49dB with an associated gain of 20dB.
    [ Hits: 140 | Votes: 0 | Rating: 0 ]
Technical Reference : Transverters
  • 70cm Mini-Transverter Project - The project in this article illustrates how to do this in a simple and low cost way so that you can easily access the microwave bands using the existing HF or HF/VHF transceiver as IF.
    [ Hits: 157 | Votes: 2 | Rating: 9 ]

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