| The variable power supply described in this article is the latest in a long line of power units published in this magazine over the past...
| The variable power supply described in this article is the latest in a long line of power units published in this magazine over the past...
| high-efficiency power supply single regulator: two input voltages In a linear power An adjustable 3-pin voltage regulator is ideal for use i...
| SWITCHABLE A.C. SUPPLY Many experiments in the electronics workshop require a.c. voltages simply by setting the alternating supply voltages...