Elektor Team (9512)

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| Constructing an active bandpass filter is greatly simplified by using the LT1567 from Linear Technology (www.lineartech.com/pdf/1567i.pdf)....

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| The circuit shown here was born out of necessity after one of our colleagues had just renovated his kitchen and realised afterwards that the...

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| In the model buildingworld a lot of transmitters are used with a built-in microprocessor. This processor occupies itself with carrying out,...

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| In the February 2002 issue of Elektor Electronics, we described an S/PDIF tester, consisting of a special decoder IC with integrated D/A con...

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| When batteries are used to power a circuit, there is always the problem that the battery voltage drops during operation. A National Semicond...

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| In the form of the GP2D02, Sharp have produced a sensor which, with the aid of a microcontroller, can provide reasonably accurate measuremen...

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| This circuit does the exact opposite of what most of this type of changeover switches attempt to do. Usually a changeover switch is used wit...

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| Elsewhere in this collection of small circuits a 1-dB version of a third-order Chebyshev filter can be found. This 3-dB version is a bit ste...

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| A few years ago the charging of Nickel Cadmium cells was a fairly standard procedure. An AA sized NiCd cell used to have a capacity of 500 o...

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| Many CD-ROM drives have in addition to the analogue output also a digital S/PDIF output, in the form of two pins, typically next to the anal...