Rapid digital single output bench dc power supplies hy5000d series rapid hy5003d p the rapid hy5003d is a digital single output bench power supply this is a very stable regulated output dc power supply allowing continuous adjustment of both the output voltage and current levels p p the voltage of the hy5003d is variable from 0 to 50v the current is also variable from 0 to 3a the power supply is equipped with coarse and fine controls for adjusting the voltage and current outputs maki