[sdiy] LFO with two outputs (one being variably phase shifted)

[David Brown]

I did one of these in code with my PSIM.  Could only get it the max 
frequency to 5 Hz at 256 point resolution.  The variable phase shift 
is 0 - 359 degrees.  Easy to do digitally ...

Dave

At 11:34 AM 3/30/2006, DSL FODA01 wrote:
>Hello all,
>
>I am looking for an LFO circuit that puts out two triangle waves (or
>approximations therof) in which one wave can be variably offset from the
>other one in terms of phase.  It would have two knobs - one to control the
>frequency (say from 0.1 Hz to 10 Hz) and another to adjust the phase offset
>of the second output with respect to the first one, say from 0 to 180
>degrees.  Also hopefully there would be little or no interaction between the
>two knob settings.  If anyone has an idea for such a circuit, please pass
>along...
>
>thanks!
>
>Dave