On Mon, 24 Aug 1998 20:19:12 +0100, "Only Me..." wrote:
>Lars Stormbom wrote in message <35E12413.7F6A@xxxvaisala.com>...

>>The F3 has the 'little silver cells' also. So if the MD-4 runs out of
>>power you can remove it and keep shooting :)

> After using the combo for a number of years, I neglected to check the
>state of the silver cells, as I always had the MD-4 on it. It ran out of
>batteries, I took off the MD-4, and nothing!!
>
> It's easily done.

Yes. I solved that by leaving a 3-volt lithium cell in my F3, since
these have a very long storage life, and power is then available for
the F3 with the motor power removed.