Extron electronic MPS 112 Switch User Manual


 
MPS Series • Reference InformationA-4
Reference Information, cont’d
Audio output — individual audio groups (VGA, S-video, composite video)
Number/signal type ................... 1 stereo, unbalanced, per each group
Connectors
VGA group ....................... (1) 3.5 mm female stereo mini jack, tip (L), ring (R), sleeve (GND)
S-video and video groups 1 pair of female RCA connectors per each group
Impedance .................................... 50 ohms unbalanced
Gain error...................................... ±0.1 dB channel to channel
Nominal level ............................... -10 dBV (316 mVrms)
Maximum level (Hi-Z) ................ +9 dBV (2.82 Vrms) at 1% THD+N
Audio — program audio
Gain
When program volume is at default:
MPS 112: 0 dB for unbalanced output
MPS 112CS: 0 dB for unbalanced output, +12 dB for balanced output
When program volume is at maximum:
MPS 112: +12 dB for unbalanced output
MPS 112CS: +12 dB for unbalanced output, +18 dB for balanced
output
Program volume range ............... 0 to 82 (-70 dB to +12 dB)
Frequency response..................... 20 Hz to 20 kHz, -0.1 dB to + 0.05 dB
THD + Noise ................................ 0.08% @ 1 kHz, 0.1% @ 20 kHz at nominal level
S/N ................................................ >90 dB at maximum output (unweighted)
Crosstalk ....................................... -105 dB @ 1 kHz, -91 dB @ 20 kHz (when all inputs are terminated)
-93 dB @ 1 kHz, -70 dB @ 20 kHz (when all inputs are unterminated)
Stereo channel separation .......... 100 dB @ 20 Hz, 80 dB @ 1 kHz, >55 dB @ 20 kHz
CMRR ............................................ >75 dB @ 20 Hz to 20 kHz
Audio output — program audio
Number/type
MPS 112............................. 1 stereo, unbalanced
MPS 112CS........................ 1 stereo, balanced/unbalanced
Connectors
MPS 112............................. (1) pair of RCA connectors
MPS 112CS ........................ (1) 3.5 mm, 5-pole captive screw connector
Impedance
MPS 112............................. 50 ohms unbalanced
MPS 112CS........................ 50 ohms unbalanced, 100 ohms balanced
Gain error...................................... ±0.1 dB channel to channel
Nominal level when the main volume is set to default
MPS 112............................. -10 dBV (316 mVrms) unbalanced output
MPS 112CS........................ -2 dBu (632 mVrms) balanced output
Maximum level (Hi-Z) ................ +20 dBV (10 Vrms) at 1% THD+N
Microphone input
Number/type
MPS 112............................. 1 mono unbalanced
MPS 112CS........................ 1 mono balanced/unbalanced