thermometer / light / sound meter
More: 1. DE-3003/3004 thermometer
          2. DE-3007/3008/3009 thermometer
          3. DE-20/30/30W LCD thermometer
          4. DE-31 RF thermometer           
          5. DE-3350/3351 light meter
          6. DE-350/102B analog light meter
          7. DE-3301 sound level meter
sound level meter
Model # DE-3301
soung meter at Der Ee Electrical Instrument Co., Ltd.

An instrument can measure the ambient sound level to create a better and comfortable working or residential environment. It comes with a high sensitivity and an economic price.

 
Features :    
Resolution 0.1 dB update cycle 0.5S Size : 275 (L) x 64 (W) x 30 (H) mm
Electric condenser microphone Weigh : 280g
Max / Min function  
External battery access door for easy replacement
 
Specifications:   CE approval : IEC 651 Type II
Accuracy : 1.5 dB ( ref 94 dB @1KHz )
Level range : LO = 30 ~ 80dB, MED = 50 ~ 100dB, HI = 80 ~ 130dB
Frequency weighting : A, C
Time weighting : fast & slow
Auxiliary output : AC - 1Vrms / 600
: DC - 10mV / dB / 50
Dynamic range : 50 dB
Frequency range : 31.5Hz ~ 8KHz
Display : 4 digit LCD

 

P1, P2, P3, P4, P5, P6, P7

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