Stereo system · Power check

Your stereo system

Your gear

Change any number or swap any part, and the verdict updates as you go.

Amplifier

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We need amp power. They change the answer by several dB, so we won't guess.

Power into 8 Ω (W per channel)In the amp's specs, written like "50 W per channel into 8 Ω". Add the 4 Ω figure too if it is listed.

Power into 4 Ω, if listed

Kind of rating

Speakers (pair)

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We need the highlighted values. They change the answer by several dB, so we won't guess.

Sensitivity (dB)Usually on the back panel or in the manual, written like "87 dB (2.83 V/1 m)".

Measured at

Impedance (Ω)Usually on the back panel or in the manual, written like "8 Ω" or "4 Ω nominal".

Usually set once. Distance is the one you'll tweak.

Length (m)Width (m)Height (m)

How the room soundsSpeakers are near a wall (within about 0.5 m)

Listening distancem

Loudness

dBNormal

Focused listening at a comfortable level

dB is a log scale: every +10 dB sounds about twice as loud, and takes 10× the amp power. Equal steps on this slider are not equal steps in watts.

Result for this systemNo verdict yet

We need your speakers' sensitivity.

It changes the answer by several dB, so we won't guess it.

Speaker sensitivityUsually on the back panel or in the manual, written like "87 dB (2.83 V/1 m)".
Speaker impedanceUsually on the back panel or in the manual, written like "8 Ω" or "4 Ω nominal".
Amp powerIn the amp's specs, written like "50 W per channel into 8 Ω". Add the 4 Ω figure too if it is listed.

This checks the amp. Small speakers may distort or compress before this level.

No linked reviews for this pairing yet. Listening reports are kept separate from the numbers above and never change the verdict.