freq. doubler

Jim Johnson jamos at
Mon Mar 6 07:06:50 CET 2000

If you have a sine wave, use a ring modulator to generate a 2C signal. Now
square that up with a comparator and you've got your pulse. 

I verified this aurally on my modular, though I've never built the

Jim Johnson 
Metaphoric Software
Makers of Techno Toys
Software for Electronic Music
info at

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On 3/5/00 at 8:35 PM farky wrote:

>Hey folks.
>I'd like to make a square wave or triangle or sine wave frequency doubler 
>that maintains 50% pulse width.  I've been thinking so much about this, I 
>feel like Phaedrus.  Any simple ideas?
>synth-diy at

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