[Milsurplus] Need BC-375 Bias data

Meir WF2U wf2u at ws19ops.com
Sun Mar 24 07:48:04 EDT 2013


I'll dig out my BC-191 manual and look it up.

73, Meir, WF2U
Landrum, SC

Laura and Jim <mcenfalz at humboldt1.com> wrote:

>Been getting "distorted audio" reports coming out of my BC-375. I want
>to re-do the bias settings for my BC-375 and the manual does not
>specify a mA reading for the Speech Amp Bias setting like it does for
>the Modulator Bias. Just says "set for best audio". Band condx have
>been too marginal to try an on-air adjustment. I understand the BC-191
>manual was much more specific. Could someone look this up for me?
>
>I note that the total plate current hops around and the modulation
>drops off dramatically when I move the adjustment control, and am
>hoping I do not have a pot that is going bad. Maybe only dirty.
>
>Thanks everyone!
>
>73 DE JIM K6FWT
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