The RUGGED ICP® MICROPHONE SYSTEM, model 379A12, features a nominal microphone diameter of 1/2 inch and offers a frequency response range from 3.75 Hz to 20,000 Hz, with a sensitivity of -26 dB re 1 V/Pa. It operates effectively in a temperature range of -40 to +176 °F and is designed to withstand various environmental conditions, including humidity levels from 0 to 100% (non-condensing). The microphone has a dynamic range of 137 dB re 20 µPa and an inherent noise level of 15.5 dB(A) re 20 µPa. This model is TEDS compliant, allowing for digital communication in accordance with IEEE 1451.4 standards. The microphone requires an excitation voltage of 20 to 30 VDC and operates with a constant current excitation of 2 to 20 mA. It features a stainless alloy housing and is equipped with a BNC jack for electrical connectivity. The microphone's dimensions are 0.52 inches in diameter and 3.62 inches in height, weighing approximately 1.63 oz. Included accessories are a rugged grid cap and a calibration adapter, enhancing its usability in various applications. This microphone system is suitable for engineers seeking a robust and reliable solution for sound measurement in challenging environments.
Rugged Microphone Kit, 378B02 Microphone & Preamplifier, 079A52 Rugged Grid Cap & 079A59 Calibration Adapter
| PCB Piezotronics, Inc. | |
|---|---|
| Product Category | Measurement Microphones |
| Product Number | 379A12 |
| Product Name | RUGGED ICP® MICROPHONE SYSTEM |
| Sound Field | Free-Field |
| Dynamic Range | 137 dB re 20µPa |
| Actual Size | 0.5000 inch (12.7 mm) |
| Sensitivity | 50 mV/Pa (344732 mV/psi) |
| Impedance | 50 ohms |
