Placid microphones for sound level meters IEPE
| PLACID MICROPHONES | ||||||||
| Type | Diameter（Inch） | Sound Field | Frequency（Hz） | Nominal sensitivity（mV/Pa） | DynamicRange（dBA） | PolarizationVoltage（V） | Height（mm） | IEC 61094designation |
| PMV21 | 1/2 inch | Free-field | 20 Hz~ 20 kHz | 40 | 16 – 150 dB(A) | 200 | 17.6 | WS2F type I |
| PMV27 | 1/2 inch | Pressure field | 20 Hz ~ 20 kHz | 12 | 25 – 155 dB(A) | 200 | 12.3 | WS2P type I |
| PMP20 | 1/2 inch | Free-field | 20 Hz ~ 40 kHz | 12 | 25 – 155 dB(A) | 0 | 12.3 | WS2F type I |
| PMP21 | 1/2 inch | Free-field | 20 Hz ~ 20 kHz | 50 | 16 – 146 dB(A) | 0 | 17.6 | WS2F type I |
| PMP22 | 1/2 inch | Free-field | 20 Hz ~ 16 kHz | 40 | 17 – 148 dB(A) | 0 | 17.6 | WS2F type II |
| PMP27 | 1/2 inch | Pressure field | 20 Hz ~ 20 kHz | 12 | 25 – 155 dB(A) | 0 | 12.3 | WS2P type I |
| PMP41 | 1/4 inch | Free-field | 20 Hz ~ 40 kHz | 4 | 34 – 164 dB(A) | 0 | 10.5 | WS3F type I |
| PMP42 | 7 mm | Free-field | 20 Hz ~ 16 kHz | 8 | 36 – 142 dB(A) | 0 | 8.0 | WS3F type II |
| PMP47 | 1/4 inch | Pressure | 20 Hz ~ 20 kHz | 4 | 35 – 162 dB(A) | 0 | 10.5 | WS3F type II |
