Hi there,
please try below settings and see any improvement. thanks.
debian@beaglebone:~/usb_4_mic_array$ sudo python tuning.py STATNOISEONOFF
STATNOISEONOFF: 1
debian@beaglebone:~/usb_4_mic_array$ sudo python tuning.py MIN_NN 1.0
MIN_NN: 1.0
debian@beaglebone:~/usb_4_mic_array$ sudo python tuning.py GAMMA_NS 3.0
GAMMA_NS: 3.0
i use the 2k sine signal as background noise(first graph)
<LINK_TEXT text=“https://github.com/SeeedDocument/forum_ … e_tone.wav”>https://github.com/SeeedDocument/forum_doc/raw/master/reg/2k_sine_tone.wav</LINK_TEXT>
i record it with 1 channel firmware with STATNOISEONOFF = 0 setting as second graph.
<LINK_TEXT text=“https://github.com/SeeedDocument/forum_ … 2ksine.wav”>https://github.com/SeeedDocument/forum_doc/raw/master/reg/off_2ksine.wav</LINK_TEXT>
i record it with 1 channel firmware with above setting as third graph. it is much better.
<LINK_TEXT text=“https://github.com/SeeedDocument/forum_ … 2ksine.wav”>https://github.com/SeeedDocument/forum_doc/raw/master/reg/on_2ksine.wav</LINK_TEXT>
