ET-933 Manual or Auto Range Sound Level Meter
 
A precision sound level meter ideal for measuring noise levels in different environments and industries. Manufactured to IEC 60651 Type 2, this sound level meter has a precision �" electret condenser microphone and is lightweight and easy to use.
 
�    3 Manual Ranges: 30 to 80dB, 50 to 100dB, 80 to 130dB
 �    0.1dB resolution
 �    Selectable �A� or �C� frequency weighting
 �    Fast (125ms) or Slow (1s) response filters
 �    35mm LCD display with function indicators
 �    LCD display backlight
 �    Data Hold function freezes displayed value
 �    Max Hold displays highest measured value
 �    Min Hold displays lowest measured value
 �    Over/Under range indicator
 �    Auto power-off after 15 minutes of no activity
 �    Low battery indication
 �    Foam wind muffler for outside use
 �    2 Year Warranty
 �    Supplied with soft carry case, wind muffler and battery
 
Technical Specification
Range
 Resolution
 Accuracy
 Frequency Range
 Operation
 Power
 Dimension
 Weight
30 to 130dB over 3 ranges or Auto Range
 0.1dB
 �1.4dB (94dB @ 1 KHz)
 31.5Hz to 8 KHz
 -20� to 60�C, below 80%RH
 1x 9V PP3 Alkaline Battery (LR-61)
 158 x 62 x 32mm
 178g