The Cavalli-Kan Kumisa III Stereo Headphone Amplifier

RightMark Audio Analyzer test

Testing chain: M-Audio Firewire Audiophile -> CK²III -> M-Audio Firewire Audiophile
Sampling mode: 32-bit, 96 kHz
33Ω load


Summary

Frequency response (from 40 Hz to 15 kHz), dB: +0.04, -0.06Excellent
Noise level, dB (A): -90.0Good
Dynamic range, dB (A): 89.7Good
THD, %: 0.010Good
IMD, %: 0.014Very Good
Stereo crosstalk, dB: -85.8Excellent
IMD at 10 kHz, %: 0.014Very Good

General performance: Very Good




Frequency response

Spectrum graph


Frequency range Response
From 20 Hz to 20 kHz, dB-0.12, +0.04
From 40 Hz to 15 kHz, dB-0.06, +0.04




Noise level

Spectrum graph


Parameter Left Right
RMS power, dB:-88.9-88.6
RMS power (A-weighted), dB:-90.0-89.7
Peak level, dB FS:-69.4-67.8
DC offset, %:-0.00-0.00




Dynamic range

Spectrum graph


Parameter Left Right
Dynamic range, dB:+88.7+88.7
Dynamic range (A-weighted), dB:+89.9+89.7
DC offset, %:-0.00-0.00




THD + Noise (at -3 dB FS)

Spectrum graph


Parameter Left Right
THD, %:0.01250.0103
THD + Noise, %:0.01440.0127
THD + Noise (A-weighted), %:0.01770.0149




Intermodulation distortion

Spectrum graph


Parameter Left Right
IMD + Noise, %:0.01570.0145
IMD + Noise (A-weighted), %:0.01280.0118




Stereo crosstalk

Spectrum graph


Parameter L <- R L -> R
Crosstalk at 100 Hz, dB:-79-77
Crosstalk at 1 kHz, dB:-84-85
Crosstalk at 10 kHz, dB:-78-78




IMD (swept tones)

Spectrum graph


Parameter Left Right
IMD + Noise at 5 kHz, %:0.02000.0186
IMD + Noise at 10 kHz, %:0.01280.0117
IMD + Noise at 15 kHz, %:0.01230.0116

This report was generated by RightMark Audio Analyzer 5.5