BK Precision CAL73 Acoustic Calibrator (94dB, 1kHz)
$158.00
In Stock
BK Precision CAL73 Acoustic Calibrator Detailed Specs
| Brand | BK Precision |
| Model & MPN | CAL73 |
| Country of Origin | USA |
| Function | Sound Level Meter Calibrator |
| Output Sound Level | 94 dB ± 0.5 dB |
| Output Frequency | 1 kHz ± 4% |
| Total Harmonic Distortion | Less than 3% |
| Microphone Compatibility | Designed for 0.5 inch (13.2 mm) diameter microphones |
| Compliance | Meets IEC 60942 Class 2 standard |
| Power Source | 9V battery |
| Operating Temp | 0 to 40 °C (32 to 104 °F) |
| Standard Warranty | 1 Year |
| Professional Application | Field calibration for sound level meters, noise pollution auditing, and OSHA safety compliance testing |
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