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Audio output — program audio
Number/signal type ........................ 1 stereo, balanced/unbalanced
Connector ...................................... (1) 3.5 mm captive screw connector, 5-pole
Impedance ..................................... 50 ohms unbalanced, 100 ohms balanced
Gain error ...................................... ±0.1 dB channel to channel
Nominal level when the main volume is set to default
-2 dBu (632 mVrms) balanced output
Maximum level (Hi-Z) ...................... >16.5 dBu balanced, >8.2 dBV unbalanced at 1% THD+N
Maximum level (600 ohm) .............. >10.4 dBm balanced, >7.1 dBm unbalanced at 1% THD+N
Talk-over (ducking) response time (typical)
Attack time .............................. Instant
Release delay ........................... 5 seconds
Release time ............................ 1 second
Ducking level .................................. 0 dB to 30 dB, adjustable; default = +6 dB
Microphone input
Number/signal type ........................ 1 mono balanced/unbalanced
Connector ...................................... (1) 3.5 mm captive screw connector, 3-pole
Impedance ..................................... >2.3k ohms unbalanced, >10k ohms balanced
Nominal level ................................. -60 dBV (1 mV) when mic volume is set to 0 dB gain
Minimum level ............................... -72 dBV (0.25 mVrms) when mic volume is set to +12 dB gain
Maximum level ............................... -16 dBV (158 mVrms) at 1% THD+N when mic volume is set to -20 dB gain
Microphone volume range ............. -66 dB to +12 dB
Microphone DC power ................... +48 VDC phantom power, can be turned on or off
Control/remote — switcher
Serial control port ........................... 1 RS-232, 3.5 mm captive screw connector, 3-pole, rear panel
Baud rate and protocol ................... 9600 baud, 8 data bits, 1 stop bit, no parity
Serial control pin configuration ....... 2 = Tx, 3 = Rx, 5 = GND
USB control ports ........................... 1 front panel female mini USB B
USB standards ................................ USB 2.0, low speed
Program control ............................. Extron control program for Windows
®
Extron Simple Instruction Set
™
(SIS
™
)
General
Power ............................................ 100 VAC to 240 VAC, 50-60 Hz, 20 watts, internal
Temperature/humidity .................... Storage -40 to +158 °F (-40 to +70 °C) / 10% to 90%, noncondensing
Operating +32 to +122 °F (0 to +50 °C) / 10% to 90%, noncondensing
Cooling .......................................... Convection, no vents
Thermal dissipation, full load
115 VAC, 60 Hz ....................... 32.5 BTU/hr
240 VAC, 50 Hz ....................... 32.6 BTU/hr
Mounting
Rack mount ............................. Yes, with included brackets
Furniture mount ...................... Yes, with optional under-desk mounting kit
Enclosure type ................................ Metal
Enclosure dimensions ..................... 1.75" H x 17.4" W x 8.5" D (1U high, full rack wide)
4.4 cm H x 43.2 cm W x 21.6 cm D
(Depth excludes connectors and knobs. Width excludes brackets.)
Product weight ............................... 7.0 lbs (3.2 kg)
Shipping weight ............................. 10 lbs (5 kg)
Vibration ........................................ ISTA 1A in carton (International Safe Transit Association)
MPS 409 • Reference Information 32