[HeathKit] DX-100B Audio modifications

[Ed Richards]

Larry;
I think your DX-100B needs repairing, not modifying. I have one also,
that produces full modulation with the AUDIO GAIN at 12 O'clock. Check
voltages, stage gains, etc. before modifying it. Good luck.
Ed Richards

On Mon, 29 May 2000 18:35:35 -0700 (PDT) Larry Knapp <kc8jx at yahoo.com>
writes:
> I have a DX-100B...I was wondering if anyone had tried the
> modifications to the
> audio area of the 100....The most recent ones I have found are in
> Electric
> Radio (#49, May 93, page 30)....My 100B seems to be lacking audio
> gain.  I have
> to crank it up to full position and alsmost shout into it...I have
> replaced all
> the tubes in the audio stream (12AX7 and 12BY7) to the 1625's and
> the mic head
> (D-104) and notice not much effect.  Any assistance would be
> appreciated.
> thanks - Larry (KC8JX)
>
> =====
> May your days be full of sunshine and good thoughts fill your head.
> From: Larry Knapp, KC8JX, St. Joseph, Mi  49085
>   Best 73's
>
> ---
> Submissions heathkit at qth.net

Sponsored by the City of Tempe 

Listserver Submissions:  heath at listserv.tempe.gov
Listserver Subscription: listserv at listserv.tempe.gov - "subscribe heath 'name' 'call'"
Listserver Unsubscribe: listserv at listserv.tempe.gov - -"signoff heath"