Extron Electronics SW8_12 VGA Ars User Guide - Manual (Page 36)

A-3 SW8/12 VGA Ars • Specifications, Part Numbers, Accessories
Audio
Gain ................................................. Unbalanced output: +0 dB; balanced output: +6 dB
Frequency response ...................... 20 Hz to 20 kHz, ±0.05 dB
THD + Noise .................................. 0.01% @ 1 kHz at nominal level
S/N .................................................. >90 dB at maximum output (unweighted)
Crosstalk ......................................... -45 dB @ 1 kHz, fully loaded
Stereo channel separation ............ >80 dB 1 kHz
Audio input
Number/signal type ..................... 8 or 12 (depending on the model) stereo, unbalanced
Connectors ..................................... 8 or 12 (depending on the model) 3.5 mm female stereo mini jacks; tip (L),
ring (R), sleeve (Gnd)
Impedance ...................................... >10k ohms unbalanced, DC coupled
Nominal level ................................ -10 dBV (316 mV)
Maximum level .............................. +14 dBV, (unbalanced) at 1% THD+N
N 0 dBu = 0.775 Vrms, 0 dBV = 1 Vrms, 0 dBV ≈ 2 dBu
Audio output
Number/signal type ..................... 2 stereo, balanced/unbalanced
Connectors ..................................... (2) 3.5 mm captive screw connectors, 5 pole
Impedance ...................................... 50 ohms unbalanced, 100 ohms balanced
Nominal level ................................ +4 dBu (1.23 Vrms), balanced
-10 dBV (316 mVrms), unbalanced
Variable output’s volume range .. 0 to 100 (-84 dB to 0 dB), default = 100 = 0 dB
Gain error ....................................... ±0.1 dB channel to channel
Maximum level (Hi-Z) ................. +28 dBu, balanced; +20 dBV, unbalanced at 1%THD+N
Maximum level (600 ohm) ........... +21 dBm, balanced; +18 dBm, unbalanced at 1%THD+N
Control/remote — switcher
Serial control port .......................... RS-232, 9-pin female D connector
Baud rate and protocol ................. 9600 baud, 8 data bits, 1 stop bit, no parity
Serial control pin configurations . 2 = TX, 3 = RX, 5 = GND
“Show Me” contact closure .......... Pin 5 of each VGA input connector. The input is active (selected) when pin 5
momentarily goes to ground.
Program control ............................. Extron’s control/configuration program for Windows ®
Extron’s Simple Instruction Set (SIS ™ )