S schmitt trigger Well-Known Member Most Helpful Member Mar 27, 2013 #2 First an opamp configured as a comparator with lots of hysteresis, followed by second as an integrator. The integrator's output is both the triangle wave output, and is also fed back to the comparator. Google "opamp circuits".
First an opamp configured as a comparator with lots of hysteresis, followed by second as an integrator. The integrator's output is both the triangle wave output, and is also fed back to the comparator. Google "opamp circuits".