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  • Product Name: Sound Level Calibrator
  • Product No.: CA6220
  • Brief Introdction:

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Sound Level Calibrator

  Features

  Complies with IEC 60942 class 2

  Pocket size and light weight (250g)

  Calibration accuray ± 0.3 dB

  Cal. Frequency 1000Hz for all weighting networks A, B, C, D, Linear

  Fits 1" and 1/2" microphones

  Uses

  Calibration of sound level meters and sound measuring equipments

Standard: Complies with IEC 60942 class 2

Sound pressure level: 94 dB

Accuracy: ± 0.3 dB (23ºC), ± 0.5 dB (- 10ºC ~ 50ºC)

Frequency: 1000 Hz ± 2%

Distortion (THD): < 1.5 %

Power Supply

Batteries: 1 × 9 V (6F22), auto power off after 1 min.

Operating Voltage: 9 V DC

Operating Current: ≈10 mA

Battery Life: ≈20 hours (continuous use)

Environmental

Temperature: - 10°C ~ 50°C

Humidity: 25% ~ 90% (R.H)

Atmospheric pressure: 65 kPa ~ 108 kPa

Physical

Mic. Diameter: 1" or 1/2" with adapter

Dimensions: Ø40 x 100 (H) mm

Weight: ≈250 g (including battery)

Accessories:

1 x adaptor for 1/2" Mic.

1 x leather case

1 x 6F22 battery

1 x user manual

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