Re: [TenTec] Replacing the speaker in a Delta II/Argonaut II

["Dr. Gerald N. Johnson" <geraldj@storm.weather.net>]

On Mon, 2008-10-06 at 15:53 -0500, Stuart Rohre wrote:
> The hot audio output stage says to check for partially shorted coupling 
> capacitor, or a by pass capacitor on the speaker output line.   Sometimes 
> there is a resistor in series with a cap, and if the cap shorts you will 
> have hot audio stage.  The leakage of DC thru a bad coupling cap could also 
> cause the distortion.
> 
And your cat may be leaving for other territories because when that
series RC isn't there the amplifier will oscillate at ultrasonic
frequencies. Its a parasitic suppressor.

> Stuart Rohre
> K5KVH 
> 
73, Jerry, K0CQ

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