Re: NiCds in viewer

[P3D Stephen Kearney <neff123@xxxxxxxxxxxxxxxxxxx>]

>Steve mentions he uses NiCds in his viewer. This is perhaps folly if 
>one  does not find a suitable bulb to match as the two D cells 
>give only 2.4  volts instead of 3 volts as would normal batteries. 
>I don't used NiCds  in flash or viewers for this reason. Also they 
>can provide very high  current than can burn out camera motor 
>drives etc. if stalled. BobH

I recently built a 6x6cm stereo viewer with one bulb behind each image. I
found that I *had* to use nicads in order to get enough current. Alkalines
just couldn't put out enough power.

Dr. T sells 2.5V bulbs. They work beautifully with the 2.4V coming out of
two nicads.

_____________________________________________
Stephen Kearney : neff123@xxxxxxxxxxxxxxxxxxx
    http://garnet.berkeley.edu/~neff123


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