Sound Calibrator CA114

350.00 $ USD

Available on backorder

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Product Description

The Sound Calibrator CA114 is small sound source for calibrating measurement microphones, sound level meters, and other sound measurement equipments. The calibrator can be used on 1/2-inch and 1/4-inch microphones with adaptor.

The Sound Calibrator CA114 conforms to IEC 60942:2003 Class 2 standards.

Sound Calibrator CA114 Applications

  • Calibration of measurement microphones, sound level meters, and other sound measurement equipments.
  • Checking the linearity of equipments.



Weight 0.18 lbs
Dimensions 4 x 6 x 2.75 in



IEC60942:2003 Class 2, ANSI S1.40-1984, GB/T 15173-1994

Sound Pressure Level

94.0dB ±0.3 dB


1000Hz ±0.5%

Microphone Diameter

According to IEC61094-4: 1/2” & 1/4”

Harmonic Distortion

<2% Stabilization Time: <10 s

Equivalent Free-field Level

-0.2 dB for 1/2” Microphones

Equivalent Random Incidence Level

+0.0 dB for 1/2”, 1/4”

Reference Conditions

Ambient Temperature: 25°C (77°F)
Ambient Pressure: 101.3 kPa
Humidity: 55% RH
Effective Load Volume: 250 mm3

Environmental Conditions

Temperature: -10°C-50°C (14°F -122°F)
Pressure: 65 kPa to 108 kPa
Humidity: 10 to 90%RH (non-condensing)

Power Supply

Batteries: 1.5 V LR6 (AA battery) × 2
Lifetime: Typically 40 hours with alkaline batteries at 25°C (77°F)

Dimension (mm)

48 × 70 × 70mm

  • Conforms to IEC60942:2003 Class 2, ANSI S1.40-1984, and GB/T 15173-1994.
  • 1 kHz calibration frequency for all weighting networks.
  • 94 dB sound pressure level outputs.
  • Calibration accuracy ± 0.3 dB.
  • Designed with highly stable level and frequency.
  • One-keypad operation.
  • Fits 1/2” microphones and 1/4” microphones with adaptor.
  • Powered by 2×AA battery and automatic power off to conserve battery life.

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