| A further application of the LM 3909 circuit is a 1 kHz square-wave oscil- lator. Pl is used for making the square-wave symmetrical. P2...
Elektor Team (12037)
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| Many amplifier designs, both do-it- yourself efforts and commercial cir- cuits, have the bad habit of delivering a more or less hefty switc...
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| Many amplifier designs, both do-it- yourself efforts and commercial cir- cuits, have the bad habit of delivering a more or less hefty switc...
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| The designer of a heavy-duty, variable- voltage, regulated power supply unit always meets the problem of having to allow for the very hig...
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| The designer of a heavy-duty, variable- voltage, regulated power supply unit always meets the problem of having to allow for the very hig...
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| Programmable frequency dividers are particularly useful for producing a large number of frequencies from one reference frequency. An exa...
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| The circuit consists of an `electronic` attenuator, arranged to respond to a fingertip touching one of its contact plates. Transistor Tl...
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| Akustischer Zweitsignalgeber (Mikrofon an CMOS Gatter 4011 schaltet Ausgang)