DEC RK05 Emergency Retract Batteries

Pete Turnbull pete at
Sun Mar 13 14:20:29 CDT 2016

On 13/03/2016 15:00, Michael Thompson wrote:

> The NiCad batteries for emergency head retract are toast. These look like
> standard 1.2V 2/3AA 400mAh cells. It looks like some cordless phones use
> the same batteries so I can buy an assembled 4.8V battery pack.

That's what I've always done.

> Any other suggestions for replacement batteries for the RK05?

Yes: check the polarity.  On mine the red was -ve and the black was +ve. 
  Connecting red to red and black to black caused the heads to meet my 
hand rather sharply (and I use that adjective advisedly) but fortunately 
the red sticky stuff was easy to clean off.

Pete Turnbull

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