NTi MA220 Microphone Preamplifier

$995.00
PA SKU # NTI MA220 MFR # 600 040 040
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  • Product Highlights
  • For 1/2" Mic Capsules
  • 48V Phantom Powered
  • 4 Hz-100 kHz Frequency Range
  • Includes Electronic Data Sheet

Microphone PreAmplifier

The 1/2" low noise microphone preamplifier includes an electronic datasheet for the automated sensor detection of the XL2 Audio and Acoustic Analyzer. The MA220 is compatible with standardized 1/2" microphone capsules, such as B&K, G.R.A.S., MTG, ...
  • 1/2" low noise microphone preamplifier
  • Including electronic data sheet for XL2 Analyzer
  • Compatible with standardized 1/2" measurement microphone capsules, such as B&K, G.R.A.S., MTG, ...
  • Phantom power 48 VDC
  • Frequency range 4 Hz - 100 kHz
  • Microphone PreAmplifier: 1/2", compatible with standardized 1/2 microphone capsules, such as B&K, G.R.A.S., MTG, ...
  • Frequency Range: 4 Hz - 100 kHz
  • Residual Noise Floor typical: 1.6uV(A) at C_in 18pF == 12 dBA @ 20 mV/Pa
  • Frequency Response Flatness: +/-0.2 dB
  • Phase Linearity: < 1 @ 20 Hz - 20 kHz
  • Maximum Output Voltage
  • @ THD 3%, 1 kHz: 21 Vpp == 7.4 Vrms == 145 dBSPL @ 20 mV/Pa
  • Electronic Data Sheet: Containing user calibration data
  • Default factory sensitivity = 4.9 V/Pa
  • Read/write by XL2 Audio and Acoustic Analyzer
  • NTi Audio ASD according IEEE P1451.4 V1.0, Class 2, Template 27
  • Input Impedance: 20 GOhm // 0.26 pF
  • Output Impedance: 100 Ohm balanced
  • Power Supply: 48 VDC phantom power, 3 mA typical
  • Attenuation: < 0.17 dB (Rphantom 2x 6.8 kOhm)
  • Temperature Range: -10C to +50C (14F to 122F)
  • Humidity: 5% to 90% RH, non condensing
  • Dimensions: Length 142.5 mm (5.6"), diameter 20.5 mm (0.8")
  • Thread for Capsule: 60 UNS2
  • Connector: Balanced 3-pole XLR
  • NTi Audio #: 600 040 040
  • Microphone preamplifier for sound level monitoring and room acoustical measurements.
  • Measurement microphones can be connected with the NTi Audio ASD Cable to the XL2 Audio and Acoustic Analyzer for measurements at remote locations or reducing acoustical reflections.
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