Extron electronics VGA Distribution Amplifiers P/2 DA12 Series User Manual page 26

Reference Information, cont'd
Audio — P/2 DA8 A, P/2 DA12 A
Gain ................................................. Unbalanced output: 0 dB;
Frequency response ...................... 20 Hz to 20 kHz, ± 0.2 dB
THD + Noise .................................. 0.03% @ 1 kHz at nominal level
S/N .................................................. >90 dB at maximum output (unweighted)
Stereo channel separation ............ >80 dB @ 1Hz
Audio Input — P/2 DA8 A, P/2 DA12 A
Number/signal type ..................... 1 stereo, unbalanced
Connectors ..................................... (1) 3.5 mm mini audio jack (tip, ring,
Impedance ...................................... >10k ohms unbalanced, DC coupled
Nominal level ................................ -10 dBV (316 mVrms)
Maximum level .............................. +16 dBu, (balanced) at 1% THD + N
0 dBu =0.775 Vrms, 0 dBV = 1 Vrms, 0 dBV
N
Audio Output — P/2 DA8 A, P/2 DA12 A
Number/signal type ..................... 8 or 12 (depending on model) stereo,
Connectors
P/2 DA8 A .......................... (8) 3.5 mm captive screw connectors, 5
P/2 DA12 A ........................ (12) 3.5 mm captive screw connectors, 5
Impedance ...................................... 50 ohms unbalanced, 100 ohms balanced
Gain error ....................................... ±0.1 dB channel to channel
Maximum level (Hi-Z) ................. >+28 dBu, balanced, >+20 dBV unbalanced
Maximum level (600 ohm) ........... >+21 dBm, balanced, >+18 dBm
Control/remote — distibution amplifier
Contact closure mute control ....... (2) 3.5 mm captive screw connectors, 4
P/2 DA8 and P/2 DA12 • Reference Information
A-4
Balanced output: + 6 dB
sleeve)
balanced/unbalanced
pole
pole
at 1% THD+N
unbalanced at 1% THD+N
pole and
(2) 3.5 mm captive screw connectors, 3
pole
2 dBu