SOUND CALIBRATOR

Models

CA111

CA114/CA115

Standard

IEC60942:2003 Class 1, ANSI S1.40-1984, GB/T 15173-1994

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

Sound Pressure Level

94.0 dB ±0.3 dB and 114.0 dB ±0.3 dB re 20 μPa

94.0dB/114.0 dB ±0.3 dB re 20 μPa

Frequency

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

48*70*70mm

Weight

Weight: ≈180g, including batteries