On Wed, 22 Sep 2004 11:39:33 EDT, K9RT@aol.com wrote:
>Have a friend with an AL1200 that recently stopped transmitting on 80 meters
>only. Works fine, full output on all other bands.
>He said he heard a hiss and then it stopped working on 80. I looked at the
>bandswitch contacts and loading coil and can see no evidence of burned/arcing.
>We tried to load it again yesterday and a nice burned odor permeated the
>room. No output again on 80 only.
>Any suggestions? I am leaning towards the input circuitry but he is dreading
>shipping it back to Ameritron.
>Any suggestions as to reputable amp service work in the midwest in the
>vicinity of Louisville, KY? He would much rather drive a little and deliver
>the
>amp rather than risk shipping this beast.
>
>Thanks for any help/advice and will pass it along as received.
>
>Dick K9RT
_________________________________________________________
My AL1200 stopped working on 80 because the solder joint at the tap on
the main tank coil broke loose. Give the wire a tug and see if it is
still connected. It may have broken loose but only pulled away a tiny
bit so as to not be readily apparent.
--
Bill W6WRT
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