Build 21 v21.4.1
© 2007-2010 RED.COM INC. FEBRUARY 23, 2010
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LINE AUDIO OUTPUT
A 5-pin mini-XLR connector supports two channels of balanced analog audio output.
The camera’s four audio channels may be monitored in user selectable pairs (either channels 1 & 2 or 3 &
4 or a quad mix of both pairs) based on the ‘Headphone MIX’ parameter.
Line Audio Output Signals (5-pin mini-XLR) Connector
Pin: Signal Description Direction
1
LEFT+ Line output, left channel Out
2
GROUND Camera Ground -
3
LEFT- Line output, left channel Out
4
RIGHT+ Line output, right channel Out
5
RIGHT- Line output, right channel Out
NOTE: Maximum output level for the balanced analog audio outputs are +8dBu.
NOTE: The above notes apply to cameras configured with Rev B audio hardware. Cameras shipped
prior to Sept 15 2008 (and not yet upgraded to Rev B) were supplied with Rev A audio hardware,
with the following operational restrictions.
The Camera Ground connection on Pin 2 should be con-
sidered unreliable / floating
HEADPHONE AUDIO OUTPUT
.
A 3.5mm stereo phone jack provides two channels of adjustable level audio to headphones.
Headphone Output Connector
Pin: Signal Description Direction
A (TIP)
LEFT Left channel audio Out
B (RING)
RIGHT Right channel audio Out
C (SLEEVE)
GND Camera ground --
The camera’s four audio channels may be monitored in pairs: either 1L - 2R or 3L - 4 R or a quad mix of
1+3L – 2+4R based on the MIX parameter, and the Volume adjusted as follows.
Volume: (master volume) Adjusts headphone volume equally for Left and Right outputs.
Range is -18dB to 0dB in 1dB steps. Default is -9dB.
A
B
C
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