Audio / Intercom Settings - THOMSON STUDIO CAMERA LDK 20(S) Technical Manual

Audio / Intercom settings

Audio microphone signals
The high-pass filters in the audio channels reduce the
background noise in the audio microphone signals.
The high-pass filters can be set as follows:
Audio 1 at MCP on/off
Audio 2 at MCP on/off
The phantom power for different types of microphones
can be set as follows:
Audio 1 S100: D1-E1/D2-E2
B1-C1/B2-C2
A1-B1/A2-B2
Audio 2 S200: D1-E1/D2-E2
B1-C1/B2-C2
A1-B1/A2-B2
(* factory setting)
Intercom headset signals
The signal to the headset of the tracker can be
selected by S420 on the Audio/Intercom LF board.
Position AB (the factory setting) selects the tracker
microphone sidetone signal; position AC selects the
ENG signal.
Installation
(off=default setting)
(off=default setting)
+12Vdc
Ground *
+48Vdc
+12Vdc
Ground *
+48Vdc
E
D
C
B
S200
A
E
D
S100
C
B
A
signal choice
B
sidetone or eng
A
S300
C
B A C
S740
signal choice
prog or private data
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Technical Manual LDK 20(S) - Studio Camera
Intercom microphone signals
The gain of the cameraman microphone signal can be
set at Camera Menu as follows:
40db (default setting)
The gain of the tracker microphone signal can be set
at Camera Menu as follows:
40db (default setting)
The factory settings are for headsets with a dynamic
microphone.
The phantom power for both cameraman and tracker
microphones can be set with S300 as follows:
AC +12Vdc
AB Ground (factory setting)
S450
B
B
A
A
C
C
S470
signal choice
tracker mic or
private data
B
A
C
signal choice
head set or RTS
Audio Intercom LF
0db
0db
2-7