TANDBERG 3000 MXP Profile User Manual - 5.1.2
TANDBERG 3000 MXP Profile
214
5.1.2
Audio
4 Audio Inputs
2 microphone inputs (balanced, 24V phantom powered) via XLR connectors.
2 audio inputs (line level) via RCA connectors.
All audio inputs are active by default. For further information, refer to chapter
Audio
.
Audio input connector specification:
Connector label
Microphone(s)
Audio input(s)
Signal type
Balanced
Unbalanced
Connector (codec)
XLR-F, pin 1-gnd,
pin 2 hot, pin 3-
cold/neutral
Female RCA/phono,
sleeve-ground,
centre-signal
Input impedance
2400 ohms (pin 2 -
3)
10K ohms
Max input level when
set to maximum
input level
83 mVpp
15.5 Vpp
Max input level when
set to minimum input
level
6.2 mVpp
1.17 Vpp
Range, menu
adjustable input gain
22.5 dB (16 steps of
1.5 dB)
22.5 dB (16 steps of
1.5 dB)
Phantom power
voltage
24 V +/- 5%
-
Phantom power
resistor, pin 2
1200 ohms
-
Phantom power
resistor, pin 3
1200 ohms
-
Max phantom power
current pr mic
12 mA
-
2 Audio Outputs
1 output (line level) via RCA connector providing audio from far end in addition to dial
tones. This output is used by the monitor. This output also supports S/PDIF.
1 VCR output (line level) via RCA connector providing a mixed signal between audio from
the local side (except from the VCR input) and audio from the far end. This output is
intended for connection to a VCR.