That's good to know Neil.
I was wrong about their development.
It was the Germans in W.W.II.
Bryan
Albaugh, Neil wrote:
> Bryan;
>
> You've brought up a very good example. Our Corporal missile internal
> batteries were made up of 4 amp-hr sintered-plate Ni-Cd cells. They
> were capable of supplying at least 18 amps for 6 minutes, if I
> remember correctly.
>
> I still have a portable spotlight that I made years ago in my
> cave-exploring days in WV. It uses a small #4509 aircraft landing
> light that is powered by 10 of those cells in series mounted in
> styrofoam in a surplus .30 cal ammo can. It worked great.
>
> Surplus sintered-plate Ni-Cd cells or batteries can sometimes be found
> on eBay for fairly reasonable prices.
>
> Regards, Neil Tucson, AZ
>
>
> -----Original Message-----
> From: Bryan Savage [mailto:basavage@earthlink.net]
> Sent: Sunday, January 05, 2003 12:15 PM
> To: Glenn Ridlen
> Cc: Russel Mack; ardunbill@webtv.net; land-speed@autox.team.net
> Subject: Re: Battery Voltage
>
>
> I just remembered one more possibility.
> Sintered plate aircraft batteries. Sintered plates have enormous surface
> area
> and that's what determines the max current. A small 12V sintered plate
> NICAD aircraft battery will spin the hell out of a 400 inch Continental
> because
> at about 400 amps the voltage only drops to about 10 volts. The sintered
> plates have very low resistance because of the huge surface area.
> Cost --- I have no idea but they wouldn't be cheap ($$$).
>
> Bryan (They were developed for missiles in the '50's)
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