Thread: Noise issue with DIY variable PSU and audio amplifier
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Old 4th Dec 2022, 9:54 pm   #17
Jolly 7
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Join Date: Feb 2018
Location: Southampton, Hampshire, UK.
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Default Re: Noise issue with DIY variable PSU and audio amplifier
Here are some pictures of the amplifier board. The preamp is a C1815 transistor.
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