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    Transistor datasheets with collector curves

    I don't know why it is so difficult to find datasheet with collector curves for any general purpose transistor. I have looked for datasheets for bc547, bc549, 2n2222 and others . Does anybody know where to find good datasheets with the Uce - Ic curves and Ube - Ib curves included for standard...
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    Guitar Amplifier

    Hi :-) I want to build a guitar amplifier, but i haven't found any useful schematics yet... I want it to be powerful, maybe 100 Watt if its possible, it has to be a clean pre-amp (which means: no distortion), low-noise as possible (no hiss) and a 3-band graphic equalizer (low, mid and...
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    sine wave generator

    It is easy to build a square wave-generator with a NE555, but it is possible to build a sine wave generator with the NE555? If not, i would like if somebody have some ideas, how to build a sine wave generator
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