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Latest posting was on 2017-11-06 in Clubnews Member login

Technical projects

PostedArticle
2016-03-28A SWR Simulator
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2014-03-12A Homebrew RJ45 CAT interface that plugs into the front Microphone port of Yaesu FT-857/897 radios for use in cases when the rear CAT port is being used by a device such as an antenna tuner.
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2013-11-10

Antenna Modeling with NEC2

Unfortunately file size limits prevent uploading the installer for 4NEC2 here.

You will have to follow this link www.qsl.net/4nec2 to download it.

4NEC2 is freeware.

- Vincent ZS6BTY

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2013-11-10EZNEC 5 User Manual
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2013-11-10NEC Program Description: Part 1 - Theory
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2013-11-10NEC Program Description: Part 2 - Code
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2013-11-10NEC-2 Manual, Part 3: Userís Guide
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2012-12-03Lead-acid battery desulphator
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2012-04-21Automating second antenna choice on one-antenna output systems
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2008-12-02Equations for an FMCW Weather Radar - Vincent ZS6BTY
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2008-05-14How to construct a SWR meter by Mike Brink ZS6MEG
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2008-05-08

3 LED Lead Acid Battery Voltmeter  -  PARC Project 2/2008

Kits available from Roy, ZS6XN   (See Swop Shop)

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2008-05-08

10 LED Lead Acid Battery Monitor and Charger Controller  -  PARC Project 1/2008

Kits available from Roy, ZS6XN (See Swop Shop)

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2008-05-05HF<+>VHF Patch Unit for Bulletins and Relays
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2008-05-05

12V DC Distribution, Components, Safety and Accesories - Presentation at PARC Meeting, September 2006

Ideas on DC-tising your shack as a project      Part 1 of 3

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2008-05-05

12V DC Distribution, Components, Safety and Accesories - Presentation at PARC Meeting, September 2006

Ideas on DC-tising your shack as a project      Part 2 of 3

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2008-05-05

12V DC Distribution, Components, Safety and Accesories - Presentation at PARC Meeting, September 2006

Ideas on DC-tising your shack as a project      Part 3 of 3

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2008-05-0212V DC Supply Tester
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2008-05-02Component curve tracer using a PC sound card
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2008-05-02Intelligent 6V/12V gel-cell charger
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2008-05-02Solar battery charger regulator
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2008-05-02Notes on home-built antenna hardware
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2008-05-02Build a cloud warmer antenna
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2008-05-02Sourcing 2 TX's to one antenna system
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2008-05-02HF<+>VHF patch unit (revised circuit)
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2008-05-02Precision frequency 2m TX
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2008-05-0212V DC supply output overvoltage protection
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