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The Tektronix PS280 is a bench power supply. It has two 0-30 V, 2 A variable sections that can be used independently, in series (tracking) or parallel, and a fixed 5 V/3 A section.

It appears to be a Goodwill Instruments (Taiwan) / GW Instek OEM product, model GW GPC-3020D.


please add


Early model

Mid-era model

Late model