need pcb for battery charging
Jun 5, 2005 at 3:47 PM Thread Starter Post #1 of 2

raja

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Hi,

I was wondering if anyone here has a pcb that I can use to charge 2 nimh d cells conected in series. The cells are supplying around 2.4-2.7 volts to the heater filaments of a tube output stage. Current draw of the filaments is around 220ma.

What I would like is something I can adjust to supply charge whilst the battreis power the filaments, is there anything that I can adapt?

This will make it easier to connect and virtually forget about the battries, apart from the odd check to see everything is ok....

Thanks
Raja
 

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