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Re: K150-6 pumps out DC voltage when powered on. [message #27678 is a reply to message #23707] Sat, 22 February 2020 06:28 Go to previous messageGo to previous message
stevem is currently offline  stevem
Messages: 4728
Registered: June 2004
Location: NY
Senior Member
27 volts D.C. On the output should be making for a dam loud hum / buzz coming out of the speaker, in fact that much voltage can take out the speaker(s) depending on what they are!

Try this simple swap that should take all of 5 minutes.

Swap the 2 big + and - power supply rail filter cans and see if your D.C. Voltage on the output jack changes over to a negittive 27 volts.

[Updated on: Sat, 22 February 2020 06:30]

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