Site Map    Distributor  
 
   Audience Response System   
 
    
 

 

 
 
  Receiver Hub    
 

  Power Requirement

Receiver hub is not required

DC 12V, 4A Switching Power Adapter

  RS-232C Port

 

Serial Port to computer

  RJ_45 Data Port x 8

 

RS-485 Data Port to IR Receiver

 
   
  Receiver    
     

  Dimensions

Diameter : 90.9mm

126mm x 63mm x 25mm

  Power Requirements Current

USB (external power supply is not required)

DC 9V, 800mA Power Adapter

  Signal
  - Receiving Angle
  - Receiving Distance


360¢X
20/100M


IR receiving angle < 250¢X Cable Length < 15 metres

  USB Cable

 

USB to Mini-USB

 

RJ45 Data Port
Data Communication Port with power
Cable Length < 30m
Cable specification: UTP Cat.5 with 568A standards cable

 
   
  Instructor Keypad
   
     
  Dimensions

131mm x 68 mm x 15mm

105mm x 51mm x 15mm

  Key Buttons

13

24

  Battery Requirement

Battery Size "AAA" 1.5 volt x 2

Battery Size "AAA" 1.5 volt x 2

  Infrared Signal

20/100 metres transmission distance

< 15 metres transmission distance

  WDT Reset

Support Automatic Program Reset feature

Support Automatic Program Reset Feature

  Power Saving Mode Current

Power-saving mode is switched on within 10 minutes

Power-saving mode is switched on within 5 seconds when the remote is left idle < 3 uA

  Laser Center Wavelength

650nm

650nm

  Laser Output Power
5mW

5mW

 
   
  Audience keypad
   
     
  Dimensions

131mm x 68 mm x 15mm

105mm x 51mm x 15mm

  Key Buttons

7

7

  Battery Requirement

Battery Size "AAA" 1.5 volt x 2

Battery Size "AAA" 1.5 volt x 2

  Infrared Signal

20/100 metres transmission distance

< 15 metres transmission distance

  WDT Reset

Support Automatic Program Reset feature

Support Automatic Program Reset Feature