Antilog Amplifier Calculator
Calculate output voltage for an antilog (exponential) amplifier circuit.
Circuit Parameters
Range: typically -0.6V to 0V for BJT-based antilog
Output Voltage
-0.000 mV
Exponential Output
0.3162
10^Vin (scaled)
Circuit Analysis
Thermal Voltage (Vt)25.70 mV
Collector Current3.56e-15 uA
Output Sensitivity-1.39e-12 mV/mV
Formula
Vout = -Rf * Is * exp(Vin / Vt)
The antilog amplifier performs the inverse of the log amplifier. Used in VCAs, analog multipliers, and function generators.
Applications
- - Voltage Controlled Amplifiers (VCA)
- - Analog synthesizer exponential converters
- - Analog computing and multipliers
- - Decompression after log compression