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CEM 3340 SQUARE WAVE OUT ADD ON

Here we go the next step! Pulse width modulation is a very easy add on to this! which will come next in a few days. if anyone can look at this and work out how the PWM will be put into this! 

A clue. the right side of the bottom Dual Opamp is a mixing circuit, the plan is to mix the pulse width knob, with the pulse width modulation Control voltage. 

If your not sure you might see some similarities if you search up simple opamp mixer. 

:)



CEM 3340 SQUARE WAVE OUT ADD ON CEM 3340 SQUARE WAVE OUT ADD ON

Comments

Hi gang, just built this with the AS3340, sounds great! One thing I noticed is if I turn the PW or PWM pots it slightly detunes the oscillator even on the triangle and sawtooth, anyone else having that? Super fun project and stoked on the outcome though, much thanks Sam!!! :)

This post is tagged with "SCHEMATIC", is there actually a schematic available or only the stripboard layout?

Antoine Alary


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