LM-101
SM-301
YC-60
SOUND LEVEL METER SM-301
Description:
Our digital sound level meter SM-301 has a auto range wide dynamic from 30 dB to 130dB.It has different frequency weighting A and C to respond to human sense or machine monitoring purposes. For different sound pattern, it also supplies Fast and Slow time constant setting.
Display:
3 1/2 DIGITS LCD with maximum reading 2000.
Overload indication : LCD will show "OL" in the left hightest position.
Low Battery Indication: Replace battery immediately when LCD displays " ".
Functions:
Data Hold, MAX/MIN Hold, Auto Ranging,
Auto Power off,Back light.
IEC 651 TYPE II, ANSI S1.4 II.


SPECIFICATIONS:
Microphone
 1/2 inch Electret condenser microphone
Resolution 0.1dB
Accuracy
 ±1.5dB(ref 94dB @ 1KHz)
Level Range
(Auto Ranging)		 30 dB ~130dB
Frequency Weighting A,C
Time Weighting FAST, SLOW
Dynamic Range 50dB
Frequency Range 20 Hz ~8K Hz.
Accessories:
   Power Supply:   Dimension:
Instruction manual.
Carrying case.
9V Battery x 1pc
 
Battery type: 9V NEDA 1604,
IEC 6F22,JIS 006P x 1PC.
Battery life: about 50 hours (with alkaline battery).
 
Meter size: 200 x 55 x 38 mm(LxWxH)
Weight: about 290g(including battery)