Re: Aircraft headset speaker impedance and ubitx #ubitx

Ian Reeve
 

Agreed typical measurement for a dynamic mic but not electret.


From: BITX20@groups.io <BITX20@groups.io> on behalf of Mark - N7EKU <n7eku@...>
Sent: Saturday, August 24, 2019 4:36:31 PM
To: BITX20@groups.io <BITX20@groups.io>
Subject: Re: [BITX20] Aircraft headset speaker impedance and ubitx #ubitx #ubitx #ubitx
 
Hi,

The 600 ohms sounds more like a spec for the mic.  Perhaps it is a dynamic one, where 600 ohms would be quite typical.

73,


Mark.

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