All items tagged with Time and NiCd (7)

1-12-1995 | This circuit, a. d.c.-d.c. converter, is intended to charge environment-friendly batteries in and environment-friendly way. lt is based...

1-07-1995 | A small quartz clock that is powered by a 1.5 V battery provides a simple means of determining the capacity of a NiCd battery. The circui...

1-07-1994 | A battery of solar cells can recharge a NiCd battery with better than 80%, efficiency, provided the solar battery voltage exceeds the fu...

1-12-1993 | In miniature circuits, the trend is away from expensive dry button cells and to NiCd button types. These batteries are easy to maintain:...

1-12-1992 | The charger makes cunning use of the properties of a Type 555 timer. The tnternal window comparator of the lC is set to 4.7 V by zener dio...

1-12-1990 | The portable carger is intended primarily to give model enthusiast the opportunity of charging their NiCd betterles from Cl car battery o...

1-12-1984 | elektor december 1984 The usual inexpensive NiCd chargers available in electronics retail P9 outlets are normally of Far Eastern origin, but...