All items tagged with Battery and charger (89)

1-07-1987 | EE JULY/AUGUST 1987 After a longish absence from the semiconductor scene, the tunnel diode, also called Esaki diode, after its Japanese inve...

1-07-1986 | 190NiCd battery chargers Quite arguably, Nickel Cadmium (NiCd) batteries are frequently used as replacements for disposable types of battery...

1-02-1986 | EE February 1986 Mains-operated NiCd chargers are in plentiful supply, but a NiCd charger that operates from a car battery and enables fast...

1-07-1985 | capacitor itself is charged to about 12 V. Diode D3 is then reverse biased, but D4conducts, so that C4 is charged to just over 20 V, which i...

1-07-1985 | Although in electronics more NiCd than PbH2SO4batteries are used (or so we"re told), there is still a healthy demand for good chargers for t...

1-06-1984 | lead-acid battery charger The lead-acid battery has improved so much in recent years that it can often be a good and less expensive substitu...

1-07-1983 | for hibernating batteries. This is a charger designed specially for batteries that are not used for long periods, e.g. those of motor- cycle...

1-07-1980 | 7-18 elektor july/august 1980 25 This circuit is designed to charge 6 V/3.5 Ah batteries similar to those often used in flash equipment. Of...

1-04-1980 |