http://paperpcb.dernulleffekt.de/doku.php?id=pop_neuron:pn001_pop_neuron
Handout:
pn001_pop-neuron_20_handout.pdf
Patching two Pop Neurons to one oscillator:
Oscillator:
https://www.electronics-tutorials.ws/oscillator/oscillators.html
OpAmp:
https://www.electronics-tutorials.ws/opamp/opamp_1.html
https://www.electronics-tutorials.ws/opamp/opamp_6.html
Confetti an analog computer:
http://paperpcb.dernulleffekt.de/doku.php?id=analog_computer:analog_computer_main