More about switch (472)

1-12-1991 | The switch circuit, intended for low-voltage halogen lights, extends the life of the lamps, because it ensures that the filament current...

1-12-1991 | The switch described has two time ranges that are selected with a push-button. In the prototype, the ranges were 5 minutes and 20 minutes...

1-12-1991 | When a bicycle speedometer must be rugged, accurate and, above alt novel and a Iittle unusual, the 'high-rech' computerized LeD units fou...

1-12-1991 | Rectifying the buzzer signal on a telephone line results in a voltage that may be used to switch one or more loads, for instance, a light...

1-12-1991 | Overcharging of batteries is prevented by the timely switching off of the charger. A timer that can be set to within a minute can be bui...

1-12-1991 | Switching transistors are usually driven into saturation. which has an adverse effeet on the switching speed. This effect is eliminated,o...

1-12-1991 | Here is a way of faithfully reproducing the movements of a horse: with a rotary switch that enables selection of step, trot, gallop to th...

1-12-1991 | Digitally coded switches are useful and have many applications: for the individual who does not want to carry a heavy bundle of keys for...

1-12-1991 | Texas Instruments' TPIC2404 is a monolithic, high-voltage, high-current, quadruple switch especially designed for driving peripheral loads...

1-10-1991 | The recently introduced LM2575 and LM2577 switch-mode voltage regulators in the Simple Switcher series from National Semiconductor have a...