[sdiy] new project working!!!

Ian Fritz ijfritz at earthlink.net
Sat May 31 17:02:00 CEST 2003


At 03:55 AM 5/31/2003, Michael Ruberto wrote:

>MY work interesting? nah! I get my ideas from what I learn from your work ;-)

Oh!  Well, I get my ideas form Magnus.  :-)

>Your idea is intriguing. It's a voltage controlled frequency multiplier. 
>so if you used a triangle instead of saw would the result be 10 harmonics? 
>of course the CV would turn them on/off in pairs then if that is the case.

Yeah, you should be able to get 10 pulses that way.  Of course you get 
these high frequencies just at particular CV's.  The modulation must be 
pretty interesting near those points.

>>It seems you might be able to use a similar technique for your shaper,
>>controlling the voltage on the resistor chain rather than using the 
>>divider/multiplier arrangement.
>
>in fact this has occured to me. it might be the perfect solution as long 
>as I prevent the CV range from putting the whole chain too far below the 
>amplitude of the wave being processed.

Right.  Doesn't sound like a big problem, though.

>I had an idea that was somewhat similar to your's recently. The idea was 
>to have monostables connected to each output of the 3914 and to run the 
>outputs of the monostables into a mixer where they can have an adjustable 
>positive or negative offset. by adjusting the the time of each monostable 
>separately and the offsets it would allow some complicated patterns to be 
>produced.

There are lots of interesting things to try with the 3914.  Think about 
feedback!

   Ian



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