TR-LM-01 Sound Level Meter


Laboratory Instrument

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TR-LM-01 Sound Level Meter
  • Name: TR-LM-01 Sound Level Meter
  • Model : TR-LM-01
  • Erp code: 9000000539
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TR-LM-01.jpg

Digital display: 5 digits LCD.
Measuring level: 30~130 dBA， 30~130 dBC.
Resolution：0.1dB.
Accuracy: ±1.5 dB (under reference conditions) .
Frequency range: 31.5 Hz~ 8.5K Hz .
Linearity range: 50 dB .
Frequency weighting: A， C .
Bar graph: 50 dB scale at 1 dB step for monitoring 
current sound pressure level display .
Level ranges：30-80 dB； 50-100 dB； 
60-110 dB； 80-130 dB. 
Time weighting: Fast / Slow .
Microphone: 1/2 inch Electret Condenser microphone .
Max: Maximum hold .
Power supply: 1*9V alkaline cells or DC 9V adapter < Power life: About 30 hrs >. 
Self calibration time: 10 sec (every turn on) .
Dimensions: 220×67×32mm .
Weight: approx. 210g(including battery).


Digital display: 5 digits LCD.
Measuring level: 30~130 dBA， 30~130 dBC.
Resolution：0.1dB.
Accuracy: ±1.5 dB (under reference conditions) .
Frequency range: 31.5 Hz~ 8.5K Hz .
Linearity range: 50 dB .
Frequency weighting: A， C .
Bar graph: 50 dB scale at 1 dB step for monitoring 
current sound pressure level display .
Level ranges：30-80 dB； 50-100 dB； 
60-110 dB； 80-130 dB. 
Time weighting: Fast / Slow .
Microphone: 1/2 inch Electret Condenser microphone .
Max: Maximum hold .
Power supply: 1*9V alkaline cells or DC 9V adapter < Power life: About 30 hrs >. 
Self calibration time: 10 sec (every turn on) .
Dimensions: 220×67×32mm .
Weight: approx. 210g(including battery).



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