MA221 Preamplifier

BSWA MA series microphone preamplifiers are ICCP preamplifier which are designed for BSWA prepolarized microphones. 

The flat frequency response ensures high quality acoustic measurement.  BNC, TNC, or SMB are available for the ICCP preamplifiers.BSWA MV series microphone preamplifiers are used for externally-polarized microphones. it is suitable for accurate measurement of high sound intensity and can be powered by BSWA microphone power supply.

Technical Parameters
Specification
Diameter 1/2
Frequency Response (Ref: 250 Hz, ±0.2 dB) 19 Hz ~ 150 kHz
Attenuation (10 Hz ~ 100 kHz) <0.1dB

Input Impedance


6||0.4  ( GΩ||pF)


Output Impedance <30Ω

Inherent Noise

A-weighting < 3.0 μV 

20 Hz ~ 20 kHz < 5.0 μV

Max. Output Voltage 5 Vms
Power Requirement ICCP(2 ~ 20 mA)
Operating Temperature(℃) -40 ~ 80
Operating Humidity 0 ~ 95%RH

Dimensions

Ø12.7 × 74 mm

Output Connector SMB

Screw Thread

M 11.7 mm × 60 UNS


Download information:

MA221