PAG / NAG

Potential and needed acoustic gain for microphone systems

Distances

D1 — Source to Farthest Listener

D0 — Mic to Source

D2 — Speaker to Mic (nearest)

DS — Speaker to Farthest Listener

PAG

10.0dB

NAG

20.0dB

Margin (PAG − NAG)

-10.0dB

✗ System UNSTABLE — -10.0 dB margin below 6 dB minimum. Move mic closer to source or speaker farther from mic.