A Hewlett-Packard DC power supply, brand name retouched out

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Size: 5056px × 3400px
Photo credit: © GIPhotoStock X / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: analog, current, dc, development, device, direct, electrical, electronic, equipment, hardware, indicator, instrument, lab, laboratory, measure, power, research, science, scientific, supply