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Forum: Tech Log

3rd May 2010, 20:56

Replies: 29

Recording intercom and radio transmissions

Views: 17,368

Posted By vapilot2004

Nice work. Curious as to the source of the tin. ...

Nice work. Curious as to the source of the tin.

Yes sir, you can wire the white to the red lead on the output side in this case.

looking forward to 'hearing' your results.

Forum: Tech Log

2nd May 2010, 23:11

Replies: 29

Recording intercom and radio transmissions

Views: 17,368

Posted By vapilot2004

Am I to understand the ground wire is unconnected...

Am I to understand the ground wire is unconnected to the pot Icenor?

If this is true, you have succeeded in introducing a resistance in the signal path, but technically not an attenuator. This...

Forum: Tech Log

25th Apr 2010, 05:52

Replies: 29

Recording intercom and radio transmissions

Views: 17,368

Posted By vapilot2004

Ah. Incorrect assumption on my part. Cable sounds...

Ah. Incorrect assumption on my part. Cable sounds like a good investment. :ok:

Forum: Tech Log

25th Apr 2010, 05:33

Replies: 29

Recording intercom and radio transmissions

Views: 17,368

Posted By vapilot2004

From what I can tell, the cable has a built in...

From what I can tell, the cable has a built in attenuator so the issue most likely is within the camera itself in its automatic level control.

In your posted recording, one can hear the gain...

Forum: Tech Log

25th Apr 2010, 03:31

Replies: 29

Recording intercom and radio transmissions

Views: 17,368

Posted By vapilot2004

Yes, AGC (auto gain control) is another way of...

Yes, AGC (auto gain control) is another way of saying ALC (auto level control)

The mic attenuator should be on but the source may still be too hot for the input on the camcorder due to AGC...

Forum: Tech Log

25th Apr 2010, 02:43

Replies: 29

Recording intercom and radio transmissions

Views: 17,368

Posted By vapilot2004

Ampclamp is on the right track Your recorder...

Ampclamp is on the right track

Your recorder is using an automatic level control or ALC. When there are no transmissions, the unit appears to be jacking the gain and you hear over boosted...

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