Mirage Digital Evolution
AEV Broadcast Srl via della Tecnica 33, 40050 Argelato Bologna ITALY
www.aev.eu [email protected]
17
sets the adjustment to the displayed value. The two bars on the right side display the dynamic
trend of the left and right output signal levels.
To save the changes to the values in this form, position the cursor on the
SAVE
button and
press the Jog knob once, at the knob pressure you save the changes and return to the MENU '
To exit the mask, position the cursor on the
ESC
button and press the Jog knob while pressing
the knob returns to the MENU '
4.2.7
Page DIGITAL OUTPUT
With this mask, some important values and functions of the audio signal are present on the
digital outputs.
•
FILTER 15 KHz
Activating / deactivating the 15 KHz filter, typical of the frequency
modulation transmissions.
ON: filter activation, the audio signal will be limited to the 20 Hz band up to 15 KHz;
OFF filter deactivation, the audio signal is used throughout its spectral excursion, from 20 Hz to
20 kHz.
By positioning the cursor on the box, you activate the mode modification by pressing the knob,
after selecting the desired mode (ON / OFF), the additional pressure sets the value indicated in
the box.
•
PREEMPHASIS
Activating / deactivating the pre-phase, typical of the frequency modulation
transmissions;
With Filter 15 KHz in OFF, Pre-Phase Selection is disabled.
•
ON
: filter activation, the audio signal will be limited to the 20 Hz band up to 15 KHz;
•
50 us:
the preenphasis is setted to 50 usec.
•
75 us:
the preenphasis is setted to 75 usec.
•
OFF
filter deactivation, the audio signal is used throughout its spectral excursion, from 20 Hz
to 20 kHz. In this mode, the Pre-Phase selection is disabled.
By positioning the cursor on the box, you activate the mode modification by pressing the knob,
after selecting the desired mode ( ON/OFF ), the additional pressure sets the value indicated in
the box.
•
OUTPUT
: This value is not editable and indicates the type of digital output that is active
If ANALOG is selected, the active digital output is AES / EBU
If AES / EBU is selected, the active digital output is AES / EBU
If input OPTIC is selected, the active digital output is OPTIC
