More about power (1013)

1-12-2000 | To get maximum battery life from portable equipment, Low Drop Out (LDO) regulators are often used. These devices can supply a well regulated...

1-12-2000 | Most modern handheld transceivers for 2 m and 70 cms ham radio incorporate MOSFET RF power modules and are capable of operating at supply vo...

1-07-2000 | The LM4050 from National Semiconductor is a high precision micropower shunt voltage reference in a sub-miniature, surface-mount, three pin,...

1-07-2000 | This circuit was developed to turn on power supplies in sequence, and then turn them off again in the reverse sequence. This can be helpful...

1-07-2000 | Many circuits can be powered directly from the mains with the aid of a series capacitor (C1). The disadvantage of this approach is that usua...

1-07-2000 | This power supply has been specially designed for the 20th-order filter described elsewhere in this issue, but it can also be used for a leg...

1-03-2000 | If you install an AT motherboard with both ATX and AT power supply connections, in combination with an ATX power supply, in an AT enclosure,...

1-02-2000 | The integrated output amplifier described in this article consists of little more than one integrated circuit. It is intended especially for...

1-12-1999 | Mains adaptors are used more and more frequently to power small equipment. A drawback of this is that even when the equipment is swit...

1-12-1999 | Apart from the sun, solar power systems cannot work without a reflow protection diode between the solar panel and the energy store. When c...