On Sat, 19 Feb 2011 17:33:33 -0700, the renowned Jim Thompson
wrote:
Anyone have good guess for the capacitance of a 1" diameter piezo
disk?
Probably a few tens of nF for a 20mm 'bender' disk (which will be
larger when mounted on the metal backing).
Likewise, how much capacitance in around 100' of typical telephone
twisted pair?
...Jim Thompson
10-20pF per foot comes to mind.
Best regards,
Spehro Pefhany
--
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