PMV21LN Class 1 Low Noise Measurement microphone

PMV21LN Class 1 Low Noise Measurement microphone

The PLACID PMV21LN is a high-precision condenser microphone manufactured in compliance with the IEC 61094-4 requirements and classified as a WS2F microphone.

Frequency Range: 20Hz to 16kHz
Dynamic Range: 10 to 110 dB(A)
Nominal Sensitivity: 70mV/Pa

The PMV21LN microphone is optimized for free-field measurements.
As all PLACID microphones, the PMV21LN comes with an individually calibration certificate.

Download PLACID PMV21LN Microphone Datasheet

Compare

PMV21LN Class 1 Low Noise Measurement microphone

Specifications

The PMV21LN is a 1/2” externally polarized free-field microphone, classified per IEC 61094 as WS2F Class I.

Basics

The PLACID PMV21LN is a high-precision condenser microphone manufactured in compliance with the IEC 61094-4 requirements and classified as a WS2F microphone. The PMV21LN microphone is optimized for free- field measurements. As all PLACID microphones, the PMV21LN comes with an individually calibration certificate.

Connectivity

The PLACID PMV21LN microphone requires a standardized 1/2″ BNC preamplifier that does not need to provide polarization.

Uses

The PMV21LN is a robust and stable microphone and is being used as an all-round free field microphone suitable for laboratory as well as field jobs.

Daily usage

PLACID recommends calibration before and after each measurement with a calibrator.

Individual calibration

All PLACID microphones are being calibrated in a controlled laboratory environment using traceable calibration equipment complying with ISO17025 standards. We recommend that all PLACID microphones are re-calibrated every year to guarantee an optimized usage. PLACID Traceable Calibration is performed by our qualified staff and under controlled conditions according to the procedures and standards such as ISO17025

Quality

All PLACID microphones are made of high- quality materials that will ensure long stability and durability.
The microphone diaphragm, body, and protection grid are made of high-grade stainless steel, which makes the microphone resistant to physical damage. PLACID offers 2 years warranty against defective materials and workmanship.

DATASHEET PLACID PMV21LN
Microphone Diameter½ inch
Sound Field TypeFree-Field
Polarization200 V
Frequency range (±2 dB)20 to 10000 Hz
Frequency range (±3 dB)20 to 16000 Hz
Dynamic range lower limit (Self Noise)10 dB(A)
Dynamic range upper limit110 dB(A)
Nominal Capacitance16 pF
Microphone ventingRear
Temperature range, operation-30 – 90 °C
Temperature coefficient @250 Hz< -0.012 dB/°C
Standard ComplianceIEC 61094-4 WS2F
Static pressure coefficient @250 Hz< -0.01 dB/kPa
Humidity coefficient @250 Hz< 0.1 dB/% RH

 

Please Click and Download this product datasheet for further information

Download PLACID PMV21LN Microphone Datasheet

You may also like…