| It is clear that power consumption may be reduced if ancillary equipment is on only when the master unit is switched on. This is, for in...
| It is clear that power consumption may be reduced if ancillary equipment is on only when the master unit is switched on. This is, for in...
| In certain cars, caravans and campers fuses are often located in a most awkward place. Where this is so, the present indicator may be of...
| The generator produces a sinusoidal signal ar a frequency of about 1 kHz. This makes it suitable Ior use in a variety of measurements, s...
| This circuit automatically disconnects a mid-range loudspeaker or a tweeter from the output of an amplifier when too much power is appli...
| Nowadays, the design of many oscillators is based on a couple of logic gates and a crysial. Unfortunately, these oscillators are very no...
| Strictly speaking, the title 'current limiting' is not entirely right, since the circuit itself does not limit, but detects. When the cu...
| The present circuit combines simplicity and linearity: it is highly suitable for use as an A-D converter (ADe) far a microprocessor. It...
| The presenr circuit, consisting of only a handful of cornponents, enables a rnains-operated lamp to flash at Intervals of about one seco...
| A proximity switch is one which requires your hand to be merely near it as opposed to on it to operate.
| The tracer is intended for detecting spurious electro-magnetic Interference (EMI), particularly at frequencies above 30MHz.