DSL-332 Digital Sound Level Meters

Features :

• 35 ~ 130dB Range  
  
• 0.1dB Resolution
  
• +/- 1.5 dB Accuracy
  
• A/C weighting  
  
• Fast/Slow Response  
  
• Max Hold Function  
  
• AC/DC output  
  
• Reset Function  
  
• Calibration 94dB  
  

Specifications :

Standard applied :
IEC 651 Type2

Level Range:
A LO (Low) - Weighting: 35- 90dB

A HI (High) - Weighting: 75-130dB  
C LO (Low) - Weighting: 35- 90dB  
C HI (High) - Weighting: 75-130dB  
Resolution:
0.1dB

Frequency Range:
31.5Hz to 8KHz

Accuracy:
+/- 1.5dB (ref 94dB @1KHz)

Dynamic Range:
55dB

Frequency Weighting:
A, C

Time Weighting:
Slow & Fast

Maximum Hold:
Decay < 1dB/3min

Microphone:  Electret condenser microphone  
Calibration:  Electrical calibration by using the internal oscillator
(1KHz sine Wave at 94dB)  
Auxilitary Outputs:  AC conditioned, 0.55Vrms corresponding to
each range step, impedance: 600W  
DC conditioned, 10mV/dB (nominally)
impedance: 100W  
Operating Condition:  0oC to 40oC < 80% R. H.  
Storage Condition:  -10oC to 60oC < 70% R.H.  
Display:  4 digitals  
Power Supply:
one 9V battery

Dimensions:
240mm(L)x68mm(W)x25mm(H)

Weight:
215g

Accessories:
Instruction Manual, 9V Battery, Carrying Case,
Screwdriver, Windscreen.