SuperMacro-IV

RightMark Audio Analyzer test


Testing chain: OPA134 BUF634HiC Grado 60
Sampling mode: 24-bit, 48 kHz

10/18/06, CH3 & CH4 Shorted




Summary

Frequency response (from 40 Hz to 15 kHz), dB: +0.02, -0.12Excellent
Noise level, dB (A): -103.7Excellent
Dynamic range, dB (A): 103.5Excellent
THD, %: 0.0005Excellent
IMD, %: 0.0046Excellent
Stereo crosstalk, dB: -103.5Excellent
IMD at 10 kHz, %: 0.0030Excellent

General performance: Excellent




Frequency response

Spectrum graph


Frequency range Response
From 20 Hz to 20 kHz, dB-0.21, +0.02
From 40 Hz to 15 kHz, dB-0.12, +0.02




Noise level

Spectrum graph


Parameter Left Right
RMS power, dB:-100.8-100.8
RMS power (A-weighted), dB:-103.6-103.7
Peak level, dB FS:-84.9-84.9
DC offset, %:-0.00-0.00




Dynamic range

Spectrum graph


Parameter Left Right
Dynamic range, dB:+101.3+101.7
Dynamic range (A-weighted), dB:+103.5+103.8
DC offset, %:-0.00-0.00




THD + Noise (at -3 dB FS)

Spectrum graph


Parameter Left Right
THD, %:0.00060.0005
THD + Noise, %:0.00230.0024
THD + Noise (A-weighted), %:0.00190.0022




Intermodulation distortion

Spectrum graph


Parameter Left Right
IMD + Noise, %:0.00460.0079
IMD + Noise (A-weighted), %:0.00230.0025




Stereo crosstalk

Spectrum graph


Parameter L <- R L -> R
Crosstalk at 100 Hz, dB:-99-99
Crosstalk at 1 kHz, dB:-102-100
Crosstalk at 10 kHz, dB:-82-82




IMD (swept tones)

Spectrum graph


Parameter Left Right
IMD + Noise at 5 kHz, %:0.00300.0030
IMD + Noise at 10 kHz, %:0.00350.0033
IMD + Noise at 15 kHz, %:0.00280.0027

This report was generated by RightMark Audio Analyzer 5.4