I picked up a RS-50 from a SK estate, it had a terrible hum. Took the
cover off and tightened all the hardware, hum went away.
73, Dennis NJ6G
On 2/26/2019 09:17, Ron Genovesi wrote:
Astron used to make s great supply. I have the same problem with RS-35M less
then a year old.
Worked fine for 8 or 9 months then developed a bad hum or buzz. I got tired of
listening to it and pulled out a 35 Amp switching supply. Haven’t had the time
to pull it apart yet.
Ron Genovesi
N3ETA
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