Class 1 acoustic calibrator with 1 in opening and output of 114 dB re 20 uPa at 251.2 Hz. Includes ADP019 adapter for 1/2 in microphones and calibration certificate
For more information see http://www.larsondavis.com/Products/Calibrators
- Operating Frequency: (±2Hz)250 Hz
- Output: (±0.2dB)114 dB re 20 µPa
- Distortion: <2 %
- Configuration: Hand-Held
RELATED PRODUCTS
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English: |
SI: |
|
| Performance |
| Operating Frequency (±2 Hz) |
250 Hz |
250 Hz |
|
| Output (±0.1 dB) (Sound Pressure Level) |
114 dB re 20 µPa |
114 dB re 20 µPa |
[1]
|
| Output (±0.2 dB) (Sound Pressure Level) |
114 dB re 20 µPa |
114 dB re 20 µPa |
[2]
|
| Distortion |
<2 % |
<2 % |
|
| Environmental |
| Temperature Range (Operating) |
14 to +122 °F |
-10 to +50 °C |
|
| Barometric Pressure Coefficient |
≤0.3 dB |
≤0.3 dB |
|
| Electrical |
| Settling Time |
≤2 sec |
≤2 sec |
|
| Internal Battery (Type) |
9V |
9V |
[4]
|
| Internal Battery (Quantity) |
1 |
1 |
|
| Battery Life |
70 hours |
70 hours |
[3]
[4]
|
| Physical |
| Size - Height |
1.8 in |
45.7 mm |
|
| Size - Width |
1.8 in |
45.7 mm |
|
| Size - Length |
5.0 in |
127 mm |
|
| Weight |
9.0 oz |
255 gm |
|
* All specifications are at room temperature unless otherwise specified
.
Specification Notes
[1] Initial Accuracy
[2] Accuracy After 1 Year
[3] Typical.
[4] Alkaline type recommended for longest service life.
Accessories
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|
|
| Optional |
| 079A31 |
Calibration coupler, 8-channel for 0.25 inch mics using a CAL250 |
1 |
| Supplied |
| ADP019 |
1/2" MIC ADAPTER FOR CAL 250 |
1 |
| Optional |
| ADP021 |
ADAPTER FOR CAL250 |
1 |
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