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Old 22nd Jan 2019, 10:56 am   #5
Herald1360
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Join Date: Feb 2007
Location: Leominster, Herefordshire, UK.
Posts: 16,536
Default Re: Roberts R66 diode MR2

Yes, DEAC or as we would say NiCd cell was used. At ~1.25V discharging it's fine for the filaments and it would only rise to about 1.4V max on charge. It's another possibility as a "protection zener" too.
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