Ben:
No, that is not normal. I run my Scout mic gain between 9 and 10
o'clock. I get plenty of audio and good reports. The Scout seems to do
best with low Z dynamic mics. If you are using an electret mic, make
sure there is mic preamp voltage from the Scout on pin 4 of the mic jack.
73,
Bob WB2VUF
Ben Hall wrote:
> Good evening all!
>
> I inherited a Ten-Tec Scout 555 transceiver from my father-in-law. He
> regularly used it on 20 and 40 mobile before he passed away, so I
> believe it is in good working order.
>
> Certainly, the receiver on it seems to work great!
>
> The manual notes to turn up the MIC gain until the ALC light flashes on
> voice peaks. With the standard Ten-Tec hand-held microphone, I have to
> have the MIC gain all the way up and then speak extremely loudly (enough
> to irritate the XYL in the other room!) to get the ALC light to flicker
> on voice peaks.
>
> Even though my father-in-law used this regularly, I wondered if perhaps
> the MIC was going bad. So, I connected up a Ten-Tec model 705
> desk-style microphone. I get the same behavior - need to speak very
> loudly with the mic gain all the way up to get the ALC light to flicker
> on voice peaks.
>
> So my question is this - is this normal behavior for a Scout, or do I
> need to open it up and see if something is goofy in the audio input
> circuitry around U6-B?
>
> thanks much and 73,
> ben, kd5byb
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