[sdiy] OT: Need pf measurement on cap

David Kaiser dkaiser at cdk.com
Fri Oct 19 04:12:08 CEST 2012


Luther,

Just curious, could you put a picture of it up somewhere?  Just a
snapshot with something that can zoom in fairly close and upload it to
imgur.com or something?   (Not sure if this list allows attachments, or
what the size limit would be.)

Dk

On 10/18/2012 05:33 PM, Loscha wrote:
> Could you make a basic circuit (555, 74LS123) and put it in, and then
> try against known value caps?
> 
> On Fri, Oct 19, 2012 at 9:56 AM, luther rochester
> <luther.rochester at gmail.com> wrote:
>> I have a small cap out of an old Polaroid camera that's in the picofarad
>> range. I'm trying to change the exposure time on this bugger.
>>
>> The cap is unmarked other than a small red dot. My Fluke meter doesn't go
>> down that far; is there somebody who could measure this for me? I live in
>> Chicago but I could easily drop it in the mail (I wouldn't need it back).
>>
>> thanks,
>> --
>> ./luther
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