All items tagged with Electronics and Battery (24)

| Want to design a battery level indicator? Would you like to construct a magnetic levitation device? Curious about what Elektor was predictin...

| Count Alessandro Giuseppe Anastasio Volta (1745–1827) belonged to an aristocratic family and was Professor of Physics at the universities...

| How many different conditions do you reckon may be signalled with just one LED? Two, maybe three? Using this simple circuit, a lot more!

| This is the third and last in a series of three miniature designs for beginners in electronics. Each of the designs is powered by a 3...

| The saver is intended to prevent a battery-operated instrument such as a multimeter without an automatic off switch to be left on for day...

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

| Many audio circuits need a symmetric power supply of ±12 V. If such a circuit is to be used in a car, the -12 V line must be somehow deri...

| The monitor, based on Philips Components' Type TEA1041T, enables a check to be kept on the power supply lines of a battery-operated appli...

| The DS 1633 battery recharger is designed to be a complete battery charging system for standard charging or trickle-charging. It can be c...

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