Calibrated logarithmic amplifier

@stanislav_maslovski

7 years ago

https://everycircuit.com/circuit/4934252709019648

Vout = ln (Vin), where ln() is the natural logarithm. When Vin = 1 V, Vout = 0 V. When Vin = 3 V, Vout = ln(3) V. When Vin = 1/3 V, Vout = - ln(3) V.