Sound Level Meter (Class 1)


The LA-7500 Sound Level Meter conforms to various international and domestic standards and is designed to be easily connected to a PC. An SD memory card and USB connector are provided as standard to meet the growing requirements for computer processing of measurment data captured to the LA-7500. Data can be easily read by simply connecting the sound level meter to a Windows based PC, without the need for special software.

  • 110 dB Linearity Range
  • Single, Dual or Quad Mode Measurement
  • 1/1 Octave Band Analysis Function (Standard)
  • Large Screen with Touch Keys for Easy Operation
  • USB and RS-232C Interface
  • Supports SD / SDHC Cards

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Applicable Standards JIS C 1509-1:2017 Class 1, IEC 61672-1:2013 Class 1, ANSI S1.4-2014 Class 1
Linearity Range Normal Range: 80 dB, Wide Range: 110 dB
Measurement Range 24 to 138 dB (A), 32 to 138 dB (C), 38 to 138 dB (Z)
Frequency Weighting A, C, Z
Measured Parameters Lp, Leq, Le, Lpeak, Lmax, Lmin, Ln
Time Weighting Fast, Slow, Impulse, 10 ms
Memory Modes Auto, Manual, Record
AC Output 0.707 Vrms (Normal Range), 2.236 Vrms (Wide Range)
DC Output 2.5 V
RS-232C Standard
Power Supply Four AA Batteries or AC Adaptor
Battery Life 12 Hours of Continuous Operation
Operating Temperature Range -10 to +50ÂșC
Operating Humidity Range 20 to 90% Relative Humidity
Dimensions 90 (W) x 279 (H) x 42 (D) mm
Weight Approximately 540 g


Standard Accessories: AC Adaptor, AX-501 Signal Cable (Mini-Jack to BNC), Windscreen, Hand Strap, Batteries, Carrying Case, SD Memory Card, Users Manual.

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