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Category Archives: Uncategorized

Protected: Downloads

By keith | February 13, 2021 - 1:48 pm |February 15, 2021 Uncategorized
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Nicad Auto charger

By keith | February 10, 2021 - 9:51 am |February 15, 2021 Uncategorized
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Automatic Nicad charger by Eric Gaze, G8NKA ONE OF MY FAVOURITE bits of kit is a handheld transceiver. If like me, you were startled at the cost of manufacturers’ bat-tery packs, you probably opted for an empty case and at the next rally bought yourself enough batteries to fill it…. Continue reading →

CTCSS Tone encoder

By keith | February 10, 2021 - 8:00 am |June 10, 2021 Uncategorized
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CTCSS Tone encoder The circuit is shown in Fig 2.  It’s centred around a purpose-made IC, the FX315, which has been used in professional circles for many years. I have built a number of these units for my own use.  It draws only 1 .5mA in use, so it’s eminently… Continue reading →

Tech

By keith | February 10, 2021 - 6:17 am |February 10, 2021 Uncategorized
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