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User Manual – ALP222e & ALP222e-Mic
values range from -87 dB to +40 dB, in steps of 0.5 dB.
For ALP222e-Mic in Mic input mode, analog input gain values range from 0
dB to +65 dB, in steps of 0.5 dB.
Here are a few examples of input level alignment:
ALP222e / ALP222e-Mic in LINE
input mode
Gain=0 dB: +24 dBu->0 dBfs.
Gain=+ 10 dB: +14 dBu->0 dBfs
Gain=+ 39 dB: -15 dBu->0 dBfs
Gain=-10 dB: +24 dBu->-10 dBfs
Vu-meters
Each Vu-meter displays the input signal level in dBfs, before or after the
digital gain is applied..
Double click on the blue radio button on the bottom left of the vu-meter
to display the Pre/Post digital gain selection. The radio button appearance
depends on the selected mode
Digital gain settings
Digital gains are available for all the input and output audio streams, and
can be adjusted via the faders.
There are three ways of adjusting the digital gain.
1) Click and hold the fader button down and move the mouse vertically
2) Press the Ctrl key without releasing and then click on the fader
3) Click on the gain value displayed below the fader, write and enter the
Double click on the fader to reset the digital gain to 0 dB.
Digital gain values range from -90 dB to +12 dB, in steps of 0.1 dB.
The Vu-meters display the levels in peak-meter.
The clipping threshold of the vu-meters can be adjusted from the global
menu "Settings/Audio meters" . When the signal level exceeds this
threshold, the red LED above the Vu-meter lights up.
: Pre-fader
to increase/decrease the gain in 0.1 dB steps.
button. The gain can be adjusted with the mouse wheel in 1 dB steps
as long as the Ctrl key remains pressed.
new value.
ALP222e-Mic in Mic input mode
Gain=+ 65 dB: -55 dBu->0 dBfs.
Gain=+ 30 dB: -20 dBu->0dBfs
Gain=+ 10 dB: 0 dBu->0 dBfs
Gain=+ 0 dB: +10 dBu->0 dBfs
: Post-fader
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