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Chapter 1 • Introduction to the RGB 320 Switching Interface System
Extron • User’s Manual • RGB 320 Switching Interface System
Sync Max. propagation delay _ 88 nS
(continued) Max. rise/fall time _ 3.2 nS
Polarity _ Positive, negative
Audio input Number/type _ 6 stereo, balanced/unbalanced
Connectors _ 6 3.5 mm captive screw terminal, 5 conductor
Impedance _ Balanced 25 kohms, DC coupled
Unbalanced 50 kohms, DC coupled
Maximum level _ +19.5dBu, balanced or unbalanced
Input gain adjustment _ –15.0dB to +9.0dB, adjustable per input
Audio throughput Routing _ 6 X 1, 2 distributed outputs
Gain _ Unbalanced 0dB, balanced +6dB
Frequency response _ ±0.05dB 20 Hz to 20 kHz
THD + Noise _ 0.03% @1 kHz, 0.3% @ 20 kHz
+15dBu input, +21dBu output
Balanced input and output
S/N _ >90dB, output 21dBu, balanced
Adjacent input crosstalk _ >65dB @ 20 kHz, >80dB @1 kHz,
>80dB below 60 kHz
Stereo channel separation _ >80dB @1 kHz, >60dB @ 20 kHz
CMRR _ >75dB 20 Hz to 20 kHz
Audio output Number/type _ 2 stereo (2 channel), balanced/unbalanced
Connectors _ 2 3.5 mm captive screw terminals, 5 conductor
Impedance _ Unbalanced 50 ohms, balanced 100 ohms
Gain error _ ±0.1dB channel to channel
Drive (HI-Z) _ >+21.0dBu, balanced at stated %THD+N
Drive (600 ohm) _ > +15.0dBu, balanced at stated %THD+N
Control/Remote — Serial control port _ RS-232 9-pin female D connector
switching interface Pin configurations _ 2 = TX, 3 = RX, 5 = GND
Baud rate and protocol _ 9600, 8-bit, 1 stop bit, no parity
Contact closure _ 9-pin female D connector
Pin configurations _ 1 = input 1, 4 = input 2, 5 = GND, 6 = input 3,
7 = input 4, 8 = input 5, 9 = input 6
Program control _ Extron’s control program for Windows®
Extron’s Simple Instruction Set™ - SIS™
General Power _ 100VAC to 240VAC, 50/60 Hz, 20 Watts, internal,
auto-switchable
Temperature/humidity _ Storage -40° to +158°F (-40° to +70°C) / 10% to 90%
Operating +32° to +122°F (0° to +50°C) / 10% to 90%
Rack mount _ Yes
Enclosure type _ Metal
Enclosure dimensions _ 3.50” H x 19.00” W* x 9.50” D
8.89 cm H x 48.26 cm W x 24.13 cm D
*includes attached rack ears
Shipping weight _ 16 lbs (7.2 kg)
DIM weight 25
Vibration _ NSTA 1A in carton (National Safe Transit Association)
Approvals _ UL, CE, FCC Class A
MTBF _ 30,000 hours
Warranty _ 2 years parts and labor
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