Elektor Team (9510)

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| 1-08 - elektor january 1979 reliable nicad charger reliable nicad charger Nickel-Cadmium accumulators, or nicad cells for short, are becom...

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| In April 1977 (Elektor 24) a design was published for an audio output level meter. The meter, which incorporated a LED `thermometer-scale` d...

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| The Oscillographics circuit published in September 1978 has proved to be a highly popular design, and several readers have asked for a print...

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| It is often useful to be able to measure low-level audio signals. However, the lowest AC range on most multimeters is usually several volts...

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| Electronic equipment which is fed from an external DC voltage can easily be damaged if the terminals of the supply are inadvertently transpo...

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| When troubleshooting digital circuits it is often useful to be able to examine the logic level of a number of signals simultaneously. For e...

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| It would be nice to design a power amplifier which combined the inherently low distortion of Class-A output stages with the high efficiency...

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| For control of signal levels, particularly in low-frequency circuits, some kind of elec-tronically variable resistance is often required. In...

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| Using relatively straightforward means it is possible to construct a simple yet extremely useful FM stereo generator, which can be employed...

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| Many users of oscilloscopes fail to get the best from their instrument simply through not using a proper input probe. It is not an uncommon...