Extron electronic SW8/12 VGA Switch User Manual


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SW8/12 VGA Ars • Specications, 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congurations .  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/congurationprogramforWindows
®
Extron’sSimpleInstructionSet(SIS
™
)
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