4.5 alsamixer and maximum volume/limiter settings
4.5.1 alsamixer controls
The MERUS
TM
audio amp sound card driver comes with its own set of controls implemented in the alsamixer,
which provide direct access to the MA12070P multilevel amplifier registers and digital audio processor. It is
strongly recommended to read section 4.3.2 in order to not exceed the maximum power ratings.
By typing the following command (for any Linux distribution distribution) in the Raspberry Pi terminal:
alsamixer
the following mixer will be shown:
Figure 12 MERUS
TM
audio amp sound card driver mixer (first page)
By scrolling to the right, the last controls will be shown as the following picture:
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