Extron electronics MVX VGA A User Manual page 98

Computer video (vga) and audio matrix switchers
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Sync
Input type . ..................................... RGBHV, RGBS, RGsB, RsGsBs
Output type . ................................... RGBHV, RGBS, RGsB, RsGsBs (follows input)
Input level ..................................... 0.5 V to 5.0 Vp-p, 4.0 Vp-p normal
Output level .................................. AGC to TTL: 4.0 V to 5.0 Vp-p, unterminated
Input impedance .......................... 510 ohms
Output impedance
MVX 128 A ......................... 75 ohms
All other models . ............... Inputs 1 to 8: 50 or 75 ohms, switchable
Max input voltage ........................ 5.0 Vp-p
Max. propagation delay ............... <120 ns
Max. rise/fall time ........................ 11.5 ns
Polarity............................................ Positive or negative (follows input)
Audio — audio models only
Routing
128 series . ............................ 12 x 8 matrix
1212 Series .......................... 12 x 12 stereo matrix
168 Series ............................ 16 x 8 stereo matrix
1616 Series .......................... 16 x 16 stereo matrix
Gain ................................................ Unbalanced output: -6 dB; balanced output 0 dB
Frequency response ..................... 20 Hz to 20 kHz, ±0.05 dB
THD + Noise ................................. 0.03% @ 1 kHz at nominal level
S/N . ................................................ >90 dB, balanced, at maximum output (21 dBu) (unweighted)
Crosstalk . ....................................... <-80 dB @ 1 kHz, fully loaded
Stereo channel separation ............ >80 dB @ 1 kHz
CMRR . ............................................ >75 dB @ 20 Hz to 20 kHz
Audio input — audio models only
Number/signal type . ................... 12 or 16 stereo, balanced/unbalanced
Connectors .................................... (12 or 16) 3.5 mm captive screw connectors, 5 pole
Impedance . .................................... >10k ohm, balanced/unbalanced, DC coupled
Nominal level ................................ -10 dBV (316 mVrms), 0 dBu (775 mV)
Maximum level . ............................ +19.5 dBu, (balanced or unbalanced) at 0.01% THD+N
Input gain adjustment .................. -18 dB to +24 dB (default = 0 dB), adjustable per input by RS-232/422 or
N
0 dBu = 0.775 Vrms, 0 dBV = 1 Vrms, 0 dBV 2 dBu
Audio output — audio models only
Number/signal type . ................... 8, 12, or 16 stereo, balanced/unbalanced
Connectors .................................... (8, 12, or 16) 3.5 mm captive screw connectors, 5 pole
Impedance . .................................... 50 ohms unbalanced, 100 ohms balanced
Gain error ...................................... ±0.1 dB channel to channel
Maximum level (Hi-Z) ................ >+21 dBu, balanced or unbalanced at 0.1% THD+N
Maximum level (600 ohm) . ......... >+15 dBm, balanced or unbalanced at 0.1% THD+N
Output volume range ................... 0 to 64 (-75.8 dB to 0 dB) in 1 dB increments from steps 1 to 64,
MVX VGA A Matrix Switchers • Specifications, Part Numbers, Accessories
Inputs 9 to 12 or 16: 75 ohms
front panel
12 dB increment from step 0 to 1; default = 64 = 0 dB
A-3

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