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Microphone/Radio Question



 
 
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  #1  
Old May 9th 12, 03:21 PM posted to rec.aviation.soaring
Peter von Tresckow
external usenet poster
 
Posts: 157
Default Microphone/Radio Question

So I did something stupid the other week. After installing a new vario and a
few other bits in my Ka-6 panel, i reassembled everything and proceeded to
test the radio. When I keyed the mic on my Terra TX-720 I blew the readio
fuse. Turns out I had mis wired the Mic.Instead of having the mic hooked up
to the power on one end I had inadvertantly wired it to ground.

The radio still receives, and when I transmit I can hear the carrier, but no
audio is broadcast. I haven't had a chance to further troubleshoot the
problem.

First question. Did I only fry the mic, or did I possibly fry something in
the radio?

Second, if it's just the mic I'd like to just get the nic element since I
won't need to eplace the gooseneck. Where can I find an appropriate
(non-dynamic) nic element?

Thanks

Peter


  #2  
Old May 9th 12, 10:33 PM posted to rec.aviation.soaring
Tim Mara
external usenet poster
 
Posts: 375
Default Microphone/Radio Question

chances are you blew out the amplifier in the Mic if you are still sending
carrier
you'd need an amplified dynamic, carbon, or electet mic for the Terra
I don't have mic elements but liklely it's the amp in the mic that let go
and I do have mic amplifiers or complete boom and handheld microphones
tim
Please visit the Wings & Wheels website at www.wingsandwheels.com

"Peter von Tresckow" wrote in message
...
So I did something stupid the other week. After installing a new vario and
a few other bits in my Ka-6 panel, i reassembled everything and proceeded
to test the radio. When I keyed the mic on my Terra TX-720 I blew the
readio fuse. Turns out I had mis wired the Mic.Instead of having the mic
hooked up to the power on one end I had inadvertantly wired it to ground.

The radio still receives, and when I transmit I can hear the carrier, but
no audio is broadcast. I haven't had a chance to further troubleshoot the
problem.

First question. Did I only fry the mic, or did I possibly fry something in
the radio?

Second, if it's just the mic I'd like to just get the nic element since I
won't need to eplace the gooseneck. Where can I find an appropriate
(non-dynamic) nic element?

Thanks

Peter



 




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