This circuit from the 90s has RIAA equalization with a gain of 35 dB at 1 kHz. The circuit has an input sensitivity of 2.2 mV for an output of 100 mV.
With this circuit it is possible to generate 3-phase rectangular signals from a clock signal. The...
We found this circuit with very high input resistance in an old documentation. The circuit is still...
This circuit has the pulse width determined by the 22k resistor and the frequency by the capacitor and...