Re: [NTLK] NIMH AA battery level

From: Eric L. Strobel (
Date: Tue Jun 18 2002 - 13:17:40 EDT

on 6/18/02 11:11 AM, Johannes Wolf at wrote:

> Nope, thats not true,
> I used 1200mAh NiMH cells in my MP120 for 2 years without having any
> problem.
> Johannes
>> -----Original Message-----
>> From:
>> []On Behalf Of Robert Benschop
>> Sent: Tuesday, June 18, 2002 4:57 PM
>> To: NewtonTalk
>> Subject: Re: [NTLK] NIMH AA battery level
>> on 18-06-2002 3:50, Rob Frohne at wrote:
>>> Ah ha! Now I understand. I'll have to try that. I'm using NiMH
>>> rechargables, and found that the Newton charger wouldn't recharge them.
>>> I'll have to try your suggestion!
>> Take care, 1x0 models only take NiCD batteries AFAIK.

Interestingly, the FAQ (II.B.6) states that NiCAD or NiMH rechargeables can
be used. HOWEVER... Have a look at the following link from the list

The key paragraph is:

> Only use NiCad Batteries Do not Use NiMH The reason is that those cells
> require charge characteristics that are much different from what NiCd cells
> require. The charge circuitry of the Newton 110 / 120 / 130 models was
> designed for charging NiCd cells and can't provide these charge
> characteristics. Ignoring this would mean the NiMH cells would never be
> charged in a way required to maintain their optimal > perfomance, and there is
> a more-than-average chance that they would be harmed over time.

Going back and looking at that, I think that link should be used to update
the FAQ on this topic.

- Eric.


Eric Strobel (fyzycyst_at_NOSPAM^

===================================================================== If aviation had grown as slowly as space travel, the first paying customer would have flown in 1943 -- in the 1,657th expendable Wright Flyer. =====================================================================

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