Amplifier Noise & CPA Calculator

Calculate cascaded noise figure for multi-stage amplifiers and B-integral stretch requirements for CPA systems.

Parameters
Stage 1
dB
dB
Stage 2
dB
dB
Cascaded Noise Figure
Total noise figure
Linear: 2.552×
4.069dB
Total gain
Linear: 3162.3×
35.00dB
Number of stages
2
Abridged Optics — Amplifier Noise & CPA Calculator v1.0Noise cascade uses Friis formula. B-integral assumes flat-top temporal and spatial profiles.

All information, equations, and calculations have been compiled and verified to the best of our ability. For mission-critical applications, we recommend independent verification of all values. If you find an error, please let us know.