← Single-Stage

Multi-Stage BJT Amplifier Simulator

Analyze a cascade of up to three common-emitter amplifier stages.

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Global Settings

Number of Stages:

Final Load RL (kΩ):

Desired Vout (V p-p):

Input Signal

Vin Amp (mV):

Frequency (Hz):

Stage 1 Parameters

Transistor:

VCC (V):

Source RS (Ω):

R1 (kΩ):

R2 (kΩ):

RC (kΩ):

RE (Ω):

RE2 (Ω):

Cin (µF):

Cout (µF):

Ce (µF):

Stage 2 Parameters

Transistor:

VCC (V):

R1 (kΩ):

R2 (kΩ):

RC (kΩ):

RE (Ω):

RE2 (Ω):

Cout (µF):

Ce (µF):

Display Data For:

DC Operating Point (Q-point)

Status:

VB:

VE:

VC:

VCE:

IB:

IE:

IC:

Clipping Status:

AC Parameters

re':

r_o (Early Effect):

Zin (Base):

Zin (Total):

Zout:

Av (No Load):

Av (With Load):

Vout (p-p):

Frequency Response (Lower Cutoff)

fL (Input - Cin):

fL (Output - Cout):

fL (Bypass - Ce):

Overall Lower Cutoff (fL):

Vertical Scale

5.0 V/div

Time Base