IEPE Microphone including preamplifier and prepolarized microphone capsule
Precision Microphone MP30
The low background noise of less than 18 dB(A) and the linear frequency response from 10 Hz to 20 kHz is ideal for almost any precision measurement.
½" Free Field Microphone
The MP30 condenser microphone set consisting of a ½” microphone capsule with preamplifier can be connected to all measuring devices with IEPE sensor supply.
- Class 1 and WS2F according to IEC 61094-4
- Sensitivity 40mV/Pa
- IEPE constant current supply 2-20 mA | Bias: 12.5 Volt
- Polar Pattern: Omnidirectional
- Frequency Response: 10Hz – 20kHz
10Hz – 4kHz: ±0.5dB
4kHz – 20kHz: ±1.5dB - Acoustic noise floor 18 dB A-weighted
- Measuring range 18 dB(A) to SPL Peak (3% Dist.) 146 dB
Scope of delivery:
- ½” microphone capsule pre-polarized
- ½” IEPE mic preamp
- WS-RG-80 windscreen
MP30 Microphone Capsule Specifications
Model | MP30 Capsule IEC 61094-4 Type WS2F |
|---|---|
Diameter | 1/2″ |
Frequency Range | 10 ~ 20,000 Hz |
Responce Type | Free field |
Electrode Forming Voltage | 0 V |
Sensitivity (dB re 20 μPa) | 40 mV/Pa (± 3 dB) |
Capacitance at 250 Hz | 18 pF |
SPL Max. at 250 Hz Distortion <3% | 146 dB |
Intrinsinc Noise Level | 18 dB (A) |
Operating Temperature Range | -20 °C ～ +60 °C |
Operating Humidity Range | 25 % ～ 90 %(RH) |
Temperature Characteristics | 0.01 dB/C° Maximum |
Humidity Characteristics | 0.001 %(RH) |
Aging Drift | 0.2 dB/Year |
Storage Temperature Range | -20 °C ～ +60 °C |
Storage Humidity Range | 25 % ～ 90 %(RH) |
Venting | Rear |
Outer Dimensions | Ф 13.2 mm x 16.0 mm |
Weight | 8.3 gram |
Microphone Preamplier Specifications
Model | MP30 Preamplifier |
|---|---|
Frequency Response
(re. 250 Hz) | 0.1 Hz ~ 10 Hz ± 3 dB 10 Hz ~ 20 kHz ± 0.1 dB 10 Hz ~ 200 kHz ± 0.2 dB |
Gain | -0.1 dB |
Intrinsic Noise (20Hz ~ 20kHz) | <5 μV A-weighting |
Distortion(THD) @1kHz
1 V | <0.1% |
Output Impedance | ＜50Ω |
Max. Output Voltage | 5 V RMS |
IEPE Power Voltage | 18 V ~ 30 V | Bias : 12.5 Volt |
IEPE Current | 2 mA ~ 20 mA |
Polarization Voltage | 0 V |
Dimensions | Ф12.7mm × 70 mm |
Weight | <20 g (cable not included) |
Operating Temperature | -20°C ~ + 60°C |
Humidity | 25 %～ 90 %(RH) |
Atmospheric Pressure | 65 kPa～108 kPa |
Connector Type | BNC |
Thread for Microphone Capsule Mounting | 11.7 mm-60 UNS |
