Extron electronic SW12 VGA ARS, SW8/12 VGA manual Audio

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

N0 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™)

SW8/12 VGA Ars • Specifications, Part Numbers, Accessories A-3