Creator Electronics Digital Conference System Instrukcja Użytkownika Strona 36

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CREATOR CHINA 2012-05 WWW.CREATOR1997.COM
26
User's Manual of DIG series Full Digital conference
system
CR-DIG5204B2front view
headphone jack.
volume adjust knob.
The VFD display brightness adjustment,
adjusting to the "MIN" direction gets darker,
adjusting to "MAX" direction gets brighter.
The 256x64 dot matrix display can display
names, titles and other information.
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.
The 320x64 LCD display, can display
operating information.
microphone interface.
channel selection display (00-15).
speaker.
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
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