Author Topic: Hum from headphone out of suitcase peterson model  (Read 97 times)

Offline javartin

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Hum from headphone out of suitcase peterson model
« on: September 09, 2021, 02:21:55 AM »
Hi, there's a hum coming out from the headphone out of my suitcase cabinet, however, the speaker out is quite clean. What should I do to troubleshoot this problem ? Thanks.