CENTER 321 Sound Lever Meter            

  • RS-232 Interface
  • Bar Graph Indication
  • MAX/MIN Function
  • Auto Ranging(30~130dB)
  • Resolution 0.1dB
  • Clock Display
  • Level Range Display
  • AC/DC Signal Output
Microphone: 
    Electorate condenser microphone
Accuracy: 
    ¡Ó1.5 dB ( ref 94dB @1KHz )
Level Range: 
     Lo = 30 ~ 80 dB
     Med = 50 ~ 100 dB
     Hi = 80 ~ 130 dB
     Auto=30~130 dB
Frequency Weighting: 
    A , C
Time Weighting: 
    Fast , Slow
Auxiliary Outputs:
   AC output
               Output voltage: 1Vrms (at full scale)
               Output impedance: Approx:600£[
    AC output
               Output voltage: 10mV / dB
               Output impedance: Approx:50£[
Dynamic Range: 
    50 dB
Frequency Range: 
    31.5Hz to 8KHz
Battery Type: 
    9V Battery
Battery Life: 
    50 hours ( with alkaline battery )
Operation Temp.: 
    0¢XC~ 40¢XC(<80% R.H.) 9V Battery, Carrying Case,  Calibration Screwdriver,  Windscreen

Accessories: 
    Battery, Operation  Manual, Carrying Case, Calibration Screwdriver, Windscreen, 3.5£X plug    
¡@

CENTER TECHNOLOGY CORP.

4/F.,No.415,Jung-Jeng Rd.,238 Shu-Lin, Taipei, Taiwan

TEL:886-2-26763926   FAX:886-2-26763925     

E-Mail:athena@centertek.com