G21310 from Electronic Goldmine. About $5.00
Runs on 5 Volts. Nice, but only does positive voltages, 0 to 30 V or so. Okay for positive power supplies at this price.
Does anybody know of one that does positive and negative voltages?
Runs on 5 Volts. Nice, but only does positive voltages, 0 to 30 V or so. Okay for positive power supplies at this price.
Does anybody know of one that does positive and negative voltages?
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