Amateur radio blog by Adrian Leggett – Newark – England
Last year I purchased a Solent 23cm Amateur Television (ATV) transmitter. Although working, it needed a bit of a tidy up. Whilst tidying things up I decided to make a few modifications and place the transmitter in a new case too.
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It’s 11th March 2019 and I’ve just added an OLED display to my MiniTiouner. A simple, low cost, low effort addition to an already brilliant piece of kit.
This blog post shows how I did it.
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MiniTiouner hardware was designed by Jean-Pierre F6DZP and is a DVB-S/S2 USB receiver that works with MiniTioune software. It covers 143MHz to 2450MHz and was designed for use by Amateur Television (ATV) operators.
Like other amateur radio operators I want to use the MiniTiouner and software to receive transmissions from the Es’hail 2 QO-100 geostationary satellite.
I built my MiniTiouner (phase 1) in January 2019 but due to work commitments have just got round to using it.
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In October 2018 I started using a Comtech 23cm transmitter for my ATV operations. Rather than use the 8-way dip switches to tune the transmitter, I decided to work on a project to develop a rotary LCD tuner using an Arduino Uno as the micro-controller. This article shows how I did it, including the code.
I made these test cards for my Amateur Television (ATV) station on 11th October 2018 using Adobe Photoshop and Camtasia Studio 2018.
This article shows how I have made a mains filter that is extremely effective in reducing and in some cases eliminating completely EMC from the electricity supplying my shack.
This post shows a technique I’ve used to straighten 10mm Microbore copper tube and forms one of a series of video’s I’ve made to show how I’ve constructed my Quadrifiliar Helix antenna or QFH as it’s more commonly known.
Known to exist since World War I, numbers stations are believed to have been used or still being used, for transmission of coded messages to intelligence officers operating in foreign countries.