| Since measuring alternating voltages and currents is not a straightforward matter, it is not to be wondered at that errors occur frequentl...
F. Hueber (26)
| In most telephone networks, a direct voltage of 48-60 V exists at terminals a and b. When the call signal comes in, a 50-60 V alternating...
| Whatever the latest trend in digttal multimeters, no electronics workshop is complete without a continuity tester for fast and reliable t...
| The phase meter presented is based on just two CMOS ICs and a liquid-crystal display (LCD) to make it affordable with even the tightest...
| A frequency counter is indispensable in the design, repair and test of audio and hi-fi equipment. The counter presented here can either b...
| A monostable relay has two states: operative when a large enough curreut flows through its coil and quiescent when no current flows. A re...