[sdiy] Re: [sdiy] VCO IC's usage inquiry

[Scott Stites]

>Most 555 osc. circuits produce square-waves only, have a limited freq. range, and a linear response... other >waveforms and log response are generally much more useful for musical applications.  

Most, but not all.  Rene's VCO3, based on the 7555, responds to expo CV (and also has linear FM input), goes from what seems almost a dead standstill through ultrasonic, and delivers pulse, saw, tri and sine.

Cheerio,
Scott


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