User`s manual

CREATOR CHINA 2012-05 WWW.CREATOR1997.COM
26
User's Manual of DIG series Full Digital conference
system
CR-DIG5204B2front view：
① headphone jack.
②volume adjust knob.
③ The VFD display brightness adjustment,
adjusting to the "MIN" direction gets darker,
adjusting to "MAX" direction gets brighter.
④ The 256x64 dot matrix display can display
names, titles and other information.
⑤ IC card slot - insert IC card, read
information.IC card can be displayed on VFD
screen,thus play IC card sign function at the
same time.
⑥ The 320x64 LCD display, can display
operating information.
⑦ microphone interface.
⑧ channel selection display (00-15).
⑨ speaker.
⑩ multifunctional vote button
- Meeting voting, numbers 2,3,4, respectively
stands for in favor of, waiver, opposed.
- The Conference election, numbers 1-5 keys on
behalf of different candidates.
- Conference rating, numbers 1-5 keys represent
levels of, -, -, 0, +, + +.
Channel selection buttons.
Microphone button priority key
Long press the chairman unit microphone
key for three seconds, close all opened delegate
speech unit.
4.3.3 technical parameters
Parameter
CR-DIG5202/04B2
Power Supply
The host power or DC 24V
input
Frequency
Response
20~20KHZ
Signal-to-noise
ratio (S/N)
＞80dB
Channel
Crosstalk
＞80dB
Total harmonic
＜0.05%
Maximum power
7W
Microphone
parameters
microphone core
type
Sensitivity
Frequency
Response
Condenser cardioid
unidirectional
-46dBV/pa
20~20KHZ