Elektor Team (9512)

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| Although ready-made printed circuit boards are available for most projects described in this magazine, there are cases where a 'real' peB...

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| READERS CORNER

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| This articles shows the Feedback from the readers to the articles of the last months.

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| Although there is also a signal on the ACK line of the Centronics interface in emulator mode (unless JP6 is swapped), this of little cons...

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| The most remarkable feature of this small stereo amplifier is the use of a stepper motor bridge driver IC as a stereo power output stage....

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| The transmitter is intended primarilyy for use with the receiver in the preceding article. lt works from two small 1.5 V dry batteries or...

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| The circuit consists of three parts: a 1. steep-skirted speech filter, an irrtegrated amplifier, and apower supply. The arnplifier can pr...

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| . VHF/UHF TELEVISION TUNER 3:;oo Cj (PART 1) Together with a suitable colour monitor, the television tuner 33 V. The urut gives full coverag...

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| Often only a single power supply is available for an opamp circuit. Since such circuits normally require a double supply, this means that...

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| To make sure that a lead-acid battery (whether standard or sealed) is always fully charged, a constant voltage should be applied to it. C...