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Specifications — PVS 204SA, cont’d
Extron PVS 204SA Twisted Pair Switcher • Specications
2
Sync
Input type ....................................... RGBHV, RGBS (RGB input)
Output type .................................... RGBHV, RGBS (RGB output, follows input)
Standards ........................................ NTSC 3.58, NTSC 4.43, PAL, SECAM (for composite video inputs and
outputs)
Input level ...................................... 2.0 V to 5.5 Vp-p
Output level ................................... 4.5 V to 5.5 Vp-p, unterminated
Input impedance ........................... 511 ohms
Output impedance ........................ 75 ohms
Max. propagation delay ............... 40 ns (system only, not due to cable delay)
Max. rise/fall time ........................ 15 ns
Polarity............................................ Positive or negative (follows input)
Audio input— refer to the PVT Series Transmitters' audio specifications
Number/signal type ..................... 4 proprietary signals from Extron PVT Series wall plates and transmitters
Connectors ..................................... 4 female RJ-45 (2 shared with RGB inputs, 2 shared with composite video
inputs)
N
0 dBu = 0.775 Vrms, 0 dBV = 1 Vrms, 0 dBV ≈ 2 dBu
Audio— preamplifier
Input gain adjustment .................. –18 dB to +24 dB (default = 0 dB), adjustable per input via RS-232
Input level sensitivity ................... -10 dBV (0.316 Vrms) for maximum output before clipping
Volume control range ................... 0 to -60 dB
Crosstalk ......................................... <-85 dB @ 1 kHz (as a system with Extron PVT Series transmitters with 50'
cables)
Stereo channel separation ............ >80 dB @ 1 kHz (as a system with Extron PVT Series transmitters with 50'
cables)
Bass adjustment ............................. ±10.5 dB @ 50 Hz
Treble adjustment .......................... ±10.5 dB @ 15 Hz
Audio input— Aux/Mix
Number/signal type ..................... 1 mono, unbalanced or balanced
Connectors ..................................... (1) 3.5 mm captive screw connector, 3 pole
Impedance ...................................... >15k ohms unbalanced, DC coupled
>22k ohms balanced, DC coupled
Nominal level ................................ -20 dBV (100 mVrms)
Maximum level .............................. +16 dBV (6.31V), (balanced) at 1% THD+N
N
Input clips at +16 dBV. The clipping level changes when gain changes.
Input gain/volume adjustment .. -18 dB to +24 dB (default = 0 dB), adjustable independently from all other
audio gain and volume controls via front panel or RS-232
Input level sensitivity ................... -20 dBV (100 mV) for maximum output before clipping when Aux/Mix
volume is set to 24)
Audio output— power amplifier
Number/signal type ..................... (1) stereo (default) or dual mono, 2 channels total
Connectors ..................................... (1) 5.0 mm captive screw connector, 4 pole
Impedance ...................................... 4/8 ohms (single channel)
4/8 ohms (stereo)
Amplifier type ............................... Class D
Gain/volume adjustment ............ -10 dB to +10 dB (default = 0 dB), adjustable in 1 dB steps
Frequency response ...................... 20 Hz to 20 kHz, -1 dB/+3.5 dB @ 1 watt output, 8 ohm load