| A clever 1997 Elektor design shows how accurate RMS-to-DC conversion can be achieved using just two op-amps and a handful of components. Thi...
| A clever 1997 Elektor design shows how accurate RMS-to-DC conversion can be achieved using just two op-amps and a handful of components. Thi...
| Ever wondered how a solar-powered lamp powers an LED with just a single 1.2 V cell? A closer look reveals a clever single-transistor voltage...
| Taking apart a solar-powered lamp revealed a single-transistor voltage converter circuit that allowed an LED to be driven from a 1.2-V cell....
| The circuit in the diagram converts a sinusoidal alternating voltage into a direct voltage equal to the r.m.s. value of the input voltage...