Couple of OpAmp experiments

FF(fixed frequency design) apx.~50Hz 3-ph ((another) alternate (for a)) Sine generator

V2F experiment (poor -- attempting to grasp some principles)

[EoP]

Random experiments

Opto. usage (digital mode) ::

Sqr.Root circuit ::

Variable Frequency osc.

Active Negative Resistor circuit (src. modified)

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