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For future projects I will need a lab bench power supply so I turned a computer power source bought from the flea market into a laboratory source with a very low investment!
Parts:
Used PC Power Supply: $3.5
On/Off Rocker Switch: s.click.aliexpress.com/e/bBZjPihK
Panel Voltmeter: s.click.aliexpress.com/e/2a1zJGy
Rotary Switch: s.click.aliexpress.com/e/cj4lkEI8