Digital audio channels – Grass Valley LDK 4410 User Manual
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LDK 4410 + LDK 5420 3G Fiber Transmission System User’s Guide (v1.0)
35
Chapter 3 - Camera adapter
The switch under the Mic 1 socket selects a phantom power supply (48 V) for the rear socket.
Phantom power (48 V) is always present on the front-right microphone socket.
The channel 2 rear input level switch selects either a line level input or a microphone level input
for the channel 2 rear connector (Mic 2). The switch under the Mic 2 socket selects a phantom
power supply (+48 V) for the rear socket.
Audio channels 1 and 2 are available on the audio output 1 and 2 connectors (XLR-3) at the
base station and as digital outputs on the digital audio output (1+2) connector (BNC) at the
base station. They are also embedded as audio channels 1 and 2 in the HD-SDI video signal.
Digital audio channels
Two AES/EBU digital audio channels are available. Set the VF connector signal selection switch
to AES In and connect a digital audio source to the VF connector.
Digital audio channels 3 and 4 are available on the digital audio output (3+4) connector (BNC)
at the base station and as embedded audio channels 3 and 4 in the HD-SDI video signal.
Mic 2
Mic 1
+48V
+48V
Mic.
Mic.
Line
Line
Front
Rear
An.
VF
AES
In
Audio channel 1
connector
Channel 1 phantom
power switch
Audio channel 2
connector
Channel 2 phantom
power switch
Channel 1 input socket
selection switch
Rear input level selection
switch (channel1)
Channel 2 input level
selection switch
VF connector signal
selection switch