Thanks you very much Tom and Jim for the detailed responses. I have to
test my microphone for RFI. Jim, very interesting technical web page.
I have explained my easy to make microphone in my web page. Sorry, it is
only in spanish but the pictures speak for themselves.
Very interesting, Ramiro, I might give that a go.
Good to see that the ABS plastic box is clearly marked MADE IN
ENGLAND. Unfortunately we don't see that as much as we used to ;-(
73 de David G4DMP
In a recent message, Ramiro Aceves ea1...@gmail.com wrote ...
Thanks you very much Tom and Jim
David Pratt escribió:
Very interesting, Ramiro, I might give that a go.
Good to see that the ABS plastic box is clearly marked MADE IN
ENGLAND. Unfortunately we don't see that as much as we used to ;-(
Yes! I also was surprised by the made in England. That is a rare thing
nowadays. Now
Tom W8JI escribió:
I am trying to use a cheap computer microphone in my K3, front 8 pin
connector. I have some doubts that I would like to solve before making a
mistake:
1- Can I use pin 1 directly atached to the electret capsule and set bias
in config:MIC SEL? Or should I use also some
Hi all,
I am trying to use a cheap computer microphone in my K3, front 8 pin
connector. I have some doubts that I would like to solve before making a
mistake:
1- Can I use pin 1 directly atached to the electret capsule and set bias
in config:MIC SEL? Or should I use also some kind of
I am trying to use a cheap computer microphone in my K3,
front 8 pin
connector. I have some doubts that I would like to solve
before making a
mistake:
1- Can I use pin 1 directly atached to the electret capsule
and set bias
in config:MIC SEL? Or should I use also some kind of
On Fri, 23 Apr 2010 06:04:26 -0400, Tom W8JI wrote:
Pin 7 and 8 are the same connection point.
The ONLY proper connection point for a cable shield is the shielding
enclosure. Doing anything else creates what is known in the audio world
as a pin 1 problem, whereby shield current (RF or
IF the cable shield is separate from both signal
conductors (that is,
hot and return, as in a balanced mic), it's fine to separate
return and
shield. But if there's only the shield, it MUST go to the
chassis.
If one ground pin was dedicated to the chassis or cabinet
ground, the other pin
8 matches
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