Microphones
PCB Larson Davis offers wide range of condenser microphones for precision measurements in diameters of ¼ inch, ½ inch and 1 inch. Each microphone is supplied with an individual calibration certificate.
Polarized microphones and preamplifiers
Externally Polarized (200 V) Microphones
|
Model Number
|
Diameter
|
Type
|
Sensitivity (mV/Pa)
|
Bias
|
|
 2520
|
¼ inch
|
Free field
|
3.7
|
200 V
|
|
2530
|
¼ inch
|
Random Incidence
|
1.3
|
200 V
|
|
2540
|
½ inch
|
Free field
|
14
|
200 V
|
|
2541
|
½ inch
|
Free field
|
45
|
200 V
|
|
2559
|
½ inch
|
Random Incidence
|
12
|
200 V
|
|
2560
|
½ inch
|
Random Incidence
|
45
|
200 V
|
|
2570
|
1 inch
|
Free field
|
51
|
200 V
|
|
2575
|
1 inch
|
Random Incidence
|
46
|
200 V
|