| Here is a simple, fairly accurate and linear, full-wave rectifier for small signals (approx. 10 mV to 3 V) with a frequency between d.c....
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| Occasionally, problems occur when a power supply does not maintain its output voltage owing to a change in load as when an amplifier is...
| The wideband distribution amplifier is based on a single Type OPA621. This op amp is typified by a very short settling time, a high slow...
| Many audio amplifiers are still fitted with one or two inputs Ior a dynarnic pick-up. Since record players are used less and less frequen...
| Drying the washing in sunlight has a number of advantages compared with using a tumble dryer: it saves a lot of energy : the ultraviolet...
| Many switching functions are digitally controlled nowadays. A drawback of this is that it can no langer be seen from the position of the...
| The proposed filter consists of two series-connected used-order sections. The resistors used are E96 types with a tolerance of 1%. Their...
| The circuit presented is intended primarily to limit the switch-on current drawn by lamps and other mains-operated appliances. This curre...
| The accelerating sales of Dolby Surround Sound equipment shows that spatial sound is very much appreciated by music audiences. During the...
| The monitor, based on Philips Components' Type TEA1041T, enables a check to be kept on the power supply lines of a battery-operated appli...