Their benefits are such that it’s become surprisingly rare to see a traditional linear power supply with a mains-frequency transformer and rectifier circuit, so [ElectroBoy]’s dual voltage PSU ...

So what’s so exciting about this single-voltage linear power supply? Honestly, nothing — until you start looking at its thermally compensated current limiting circuit. This one is by ...

Suitable for laboratory or bench use, the HWD linear power supplies are equipped with digital meters and RS-232 programming capability. The single output, 200W, full range adjustable laboratory ...