i had been making myself rechargeable 9v batteries -
you get the right size cells, welded together 3 packs,
for older computer mother boards.seven of them make up
a good nine volt pack and they can be recharged once
every few months!
umashankar
--- Lou Judson <> wrote:
> Hmm, thanks for the mention - I have one of the sets
> of three CM-300s
> in storage - stopped using them due to lack of
> phantom power - but for
> field recording they would be perfect!
>
> Few factoids: The 9V round mercury batteries are no
> longer available,
> but the 22.5V "transistor" batteries are, and the
> higher voltage gives
> slightly better noise performance. I recall doing
> some by-ear
> comparisions, and except for a higher nnoise floor
> the CM-300s compared
> nicely with AKG 451s. I'll have to dig them out and
> see how they fare
> today. Mine have omni and cardioid capsules, too.
>
> Thanks for the inadvertent suggestion - and I can
> feel less worried
> using them near a stream!
>
> ;-)
>
> Lou
> On Aug 30, 2005, at 9:11 AM, umashankar wrote:
>
> > (i have also dropped a nakamichi cm 300
> > into the river once, and it recovered after a few
> > hours, but i could not use it while wet.)
>
>
>
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