All items tagged with Power and Battery (64)

1-11-1995 | There is a problem if you want to use a car battery to power a circuit which requires a symmetrical supply voltage. Having abandoned the i...

1-03-1995 | The power that can be obtained from a standard car radio amplifier operating from a 12 V car battery is 5-6 W, which (for many listeners)...

1-12-1994 | The circuit shown in here has been designed to protect (expensive) high-power resistors against overheating. Very high power resistors (...

1-11-1994 | In this instalment, the power Inverter will be discussed. Note that this requires the car battery to be in good condttion. since at full...

1-10-1993 | This nickel-cadmium (Ni Cd) battery charger is capable of charging up to eight cells individually. The power semiconductors needed to acco...

1-07-1992 | Although newer types of solar cell have come to the fore recently, amorphous cells are bound to be with us for some time to come, mainly...

1-07-1992 | Model aircraft tend to be realistic reproductions of the real thing. That means, among others, that starting the petrol engine must be d...

1-12-1991 | The regulated power supply and four identical current sources shown in the diagram enable the simultaneous charging of four 9-volt NiCd b...

1-12-1991 | Simple battery chargers and power supplies are not normally provided with a current Iimiter. In many cases, however, it would be advanta...

1-07-1991 | This little circuit switches off the equipment in your audio rack when this has not produced sound for some time.