More about Battery (482)

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...

1-06-1985 | While here on earth we discuss, seemingly ad infinitum, the pros and cons of alternative energy sources, there is not far from us — a mere...

1-02-1985 | One of the draw-backs in model boats (and other models as well) is that most of them need two batteries: one for the receiver and servos, an...

1-10-1984 | battery meter elektor october 1984 The advances in electronics and, in particular, the push towards ever greater miniaturisation means that...

1-07-1984 | for hibernating batteries. This is a charger designed specially for batteries that are not used for long periods, e.g. those of motor- cycle...

1-07-1984 | protects your car battery Who has not at one time or another forgotten to switch off his car"s lights on a murky morning? That is not much o...

1-07-1984 | for battery-operated equipment The low-power switching regulator type 4193, which is housed in an 8-pin miniature DIL package, is designed s...

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...

1-02-1984 | Elektor staff are a versatile lot! The present design came into being because one of our designers is a fervent spelaeologist, more popularl...

1-11-1983 | The phase-locked loop (PLL) in IC1 is used as a frequency discriminator. The mid-fre- quency of the internal oscillator can be preset by mea...