4th Jun 2021, 6:42 pm
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#4
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Dekatron
Join Date: Nov 2003
Location: Fakenham, Norfolk, UK.
Posts: 4,246
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Re: How's this for a strange device
Quote:
Originally Posted by TowerRadio
...the transparent case always looked to me as if it was made from celluloid!Les.
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Seems it is.
https://collection.sciencemuseumgrou...eter-voltmeter
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