[sdiy] understanding this one transistor F to V

[Eric Brombaugh]

Sure looks like a simple flip-flop divider to me. Note that the website 
says it generates an octave lower output. You don't need an F2V for that 
if you're just running it into a divide-by-2.

Eric

On 11/02/2009 06:29 PM, Dan Snazelle wrote:
>
> in this circuit,
>
> http://www.diystompboxes.com/analogalchemy/sch/shocktave.html
>
> the transistor with the diode connected from base to collector (with the cap to grnd and resistor to +v coming off the collector as well, and the ouput of the base going into an oscillator)
>
> is called an F to V
>
> I would love to know how this works, as it is obviously a very low parts count frequency to voltage circuit.
>
> I assume that the rest of the circuit squares up the signal, and those pulses only turn on the transistor above a certain threshold which charges the cap?
>
> but i am not sure
>
> thanks!
>
>
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