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Grounding techniques

Started by teemuk, August 21, 2006, 05:28:13 AM

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This is amp.  https://imgur.com/gallery/0DvnHiX

Works fine with this ps. not much noise using pedals on battery. https://imgur.com/gallery/49d8gK3

The noise comes in when I use this.

Works well with a friend's  amp and

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Problem solved. I changed the mains adaptor supplying the pedal power supply. Noise now much at unacceptable level. Thanks again for your input. it stopped me going off om a fruitless and maybe expensive tangent! All for the price of four 9v batteries.

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The mains adapter that worked has now died. Any tips on how to buy a new one that is not noisy?

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