555 VCO not sounding

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555 VCO not sounding

SynthWizard Offline

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12-05-2018, 10:11 AM

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555 VCO not sounding

You have omitted the (tempco ) resistor that fits over the exponential transistors. You can use a normal resistor here if you do not have a tempco, (but you will drift out of tune more quickly) but the vco will not sound without a resistor there. It's ...

http://electro-music.com/forum/viewtopic...914#437914

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