DEC RK05 Emergency Retract Batteries

Jos Dreesen jos.dreesen at
Wed Mar 16 12:24:28 CDT 2016

On 16.03.2016 09:12, Christian Corti wrote:
> On Tue, 15 Mar 2016, Paul Koning wrote:
>> From the various comments, it sounds like NiMH is a useable substitute. On the other hand, NiCd batteries are still readily available.
> Yes, but NiCd cells really don't like being charged only and never discharged. And they tend to crystallise quite badly with age and "misuse"; best examples are 3.6V NiCd battery packs as CMOS battery on many mainboards.
> Christian

  Additionally the NiCd never keep charge, if , like me, the drives  are only fired up once a year...

I am thinking of just adding some wiring to an external battery.


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