Clip+ OF
Rockbox all 0x1b
Rockbox mix_lr 0x1b

RightMark Audio Analyzer test


Testing chain: Playing WAVs
Sampling mode: 16-bit, 44 kHz

Comparison of maximum volume of Clip+ OF and Rockbox with various elements at line 252 of firmware/drivers/audio/as3514.c changed to 0x1b.




Summary

TestOFall 0x1bmix_lr 0x1b
Frequency response (from 40 Hz to 15 kHz), dB: +0.03, -0.06+0.04, -0.05+0.04, -0.04
Noise level, dB (A): -86.1-85.3-87.8
Dynamic range, dB (A): 87.585.587.9
THD, %: 0.0160.0110.015
IMD + Noise, %: 0.0850.0230.022
Stereo crosstalk, dB: -69.6-86.3-86.9



Frequency response

Spectrum graph


Noise level

Spectrum graph


Dynamic range

Spectrum graph


THD + Noise (at -3 dB FS)

Spectrum graph


Intermodulation distortion

Spectrum graph


Stereo crosstalk

Spectrum graph



This report was generated by RightMark Audio Analyzer 6.0