CREATOR Digital Conference System - Manual (Page 48)

CREATOR CHINA 2010-09 WWW.CREATOR1997.COM
39 User
’s Manual of Intelligent Digital Conference System
③ SINGAL OUTPUTS ——connect to infrared
radiation panel
④ TEST ——test key
⑤ POWER INPUT ——power input, support
AC100V~240V
5.2.2 Functions and Features
◆ Infrared transmission frequency（2M-8MHz）；
◆ General audio testing signals with 12 different
frequencies for the convenience of system
testing;
◆Undertaken high pressure resistant test
(3500V), ensure in accordance with safety
regulation;
◆ Adopt metal material shell in the controller, with
8000V anti-static power.
5.2.3 Technical Parameters
Model CR-IR2000-12
Power Switch power 100-240V
power
Consumption 15W/25W（optional）
Crystal oscillator Crystal control
Modulation
（PPL）freq modulation，narrow
band
Carrier wave
frequency 2M —20MHz （BAND4）
Pre-emphasis 100μs
Deviation ±6kHz（peak value ±7kHz）
Total harmonic
distortion
<1%
SNR >80dB
Frequency
response 20~10KHz
Input sensitivity 50mV-1.5V(lineLEV)
RF output
2 ways of BNC short-circuit
resistant jack，100mV RMS
RF output
Impedance
75Ω
Dimension 483L x 344W x 88H (mm)
Weight About 6KG
Color Grey
5.3 CR-IR2001-12 Infrared
Radiation Panel
5.3.1 Panel Functions Instruction
Rear panel：
Front panel：
① LOW/HIGH ——Low and high radiation
power switch
② IN ——Connect to the SIGNAL OUTPUTS
port in infrared transmission controller, or OUT
port in front infrared radiation panel.
③ OUT ——Connect to the IN port in next
infrared panel.