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3.5
Configuration Switch Functions (subject to change, Y05 s/w)
SWITCH SECTION
The level configuration switches on the HDC2 board operates in a "2's complement" manner the
relationship between the dBfs level setting in the digital domain and the dBm level setting in the
analogue domain. The "zero" position with all switches in the down position is designed to give
0dBm out for a level of -18dBfs in digital space. See below for configuration
AMU1-CHD+mk2
1
PPM – Up/ EBU Digital – Down
2
3
Internal speaker Mute- Up
4
Calibration Level – see below
5
Calibration Level – see below
6
Calibration Level – see below
7
8
Composite out-Up/SDI \Down
SW4
SW5
SW6
DN
UP
UP
DN
DN
UP
DN
DN
UP
DN
DN
DN
UP
UP
UP
DN
UP
UP
DN
UP
UP
DN
DN
UP
(See Notes 4.0)
FUNCTION
Peak Hold OFF-Up
Not used
FUNCTION
-24dBFS
-22dBFS
-20dBFS
-18dBFS
-15dBFS
TBD
TBD
TBD
Issue 1
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