Question about Pyramid - PS21KX 20 Amp Power Supply Car Audio Amplifier
My power supply give you 12-14 volts but will not hold load and makes buzzing when you load it but has a good 12-14 volt out put ,
Thank you for your help . I have already fixed the power supply I double checked the transisters and found three bad so I replaced all the power transisters and it is fine . thanks again bob
Posted on Nov 19, 2008
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Posted on Jan 02, 2017
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