Pioneer VSX-832 A/V Receiver Review Test Bench

Test Bench

Two channels driven continuously into 8-ohm loads:
0.1% distortion at 106.0 watts
1% distortion at 122.5 watts

Five channels driven continuously into 8-ohm loads:
0.1% distortion at 70.4 watts
1% distortion at 81.9 watts

Analog frequency response in Pure Direct mode:
–0.05 dB at 10 Hz
–0.10 dB at 20 Hz
–0.07 dB at 20 kHz
–3.43 dB at 50 kHz.

Analog frequency response with signal processing:
–0.11 dB at 10 Hz
–0.02 dB at 20 Hz
–0.69 dB at 20 kHz
–65.49 dB at 50 kHz.

1017piorecc.meas.jpg

This graph shows that the VSX-832’s left channel, from DVD input to speaker output with two channels driving 8-ohm loads, reaches 0.1% distortion at 106.0 watts and 1% distortion at 122.5 watts. Into 4 ohms, the amplifier reaches 0.1% distortion at 130.3 watts and 1% distortion at 173.5 watts.

There was no multichannel input to measure. THD+N from the DVD input to the speaker output was less than 0.120% at 1 kHz when driving 2.83 volts into an 8-ohm load. Crosstalk at 1 kHz driving 2.83 volts into an 8-ohm load was –74.90 dB left to right and –71.65 dB right to left. The signal-to-noise ratio with an 8-ohm load from 10 Hz to 24 kHz with “A” weighting was –111.81 dBrA.

From the Dolby Digital input to the loudspeaker output, the left channel measures –0.01 dB at 20 Hz and –0.27 dB at 20 kHz. The center channel measures –0.01 dB at 20 Hz and –0.27 dB at 20 kHz, and the left surround channel measures –0.01 dB at 20 Hz and –0.14 dB at 20 kHz. From the Dolby Digital input to the line-level output, the LFE channel is –0.10 dB at 20 Hz when referenced to the level at 40 Hz and reaches the upper 3-dB down point at 117 Hz and the upper 6-dB down point at 120 Hz.—MJP

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javanp's picture

That's the answer to life, the universe, to everything. And is also the answer to the question "how many of the past 45 AVR reviews have been 'top picks'?"

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