On Tue, 11 May 2004 23:40:32 +0100, Paul Burridge
wrote:

On Tue, 11 May 2004 14:28:31 -0500, John Fields
wrote:

On Tue, 11 May 2004 19:49:18 +0100, Paul Burridge
wrote:

HI

Anyone know or care to guess what the typical impedance of a condenser
mic is?

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Electret or straight RC?

Electret. Someone told me they're also now available with a SMD
transistor amp built-on.
Just a ball-park figure would suffice.

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Roughly the value of the load resistor, but take a look at this:

http://www.hut.fi/Misc/Electronics/c..._powering.html

--
John Fields