On Wed, 22 Jun 2011 16:06:32 -0700 (PDT), Gz
wrote:

For the record, zapping will only temporally fix cells. Charging them
making them warm all the time is very bad.
I charge my Johnson nicads, almost 50 years old, once every 2 or 3
years, and the receiver always works.

Greg
Sadly, when it comes to those old nicads - they just do NOT make them
like that any more!!!!