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Preamplifier TYPE 2670 | Anwit
Preamplifier TYPE 2670 | Anwit
Microphone Pre-amplifiers

Preamplifier TYPE 2670

1/4‐INCH MICROPHONE PREAMPLIFIER TYPE 2670

Microphone Preamplifier Type 2670 is designed to operate over a wide range of temperature, humidity and other environmental conditions. Delivered with an integral 2M cable with 7-pin LEMO plug.

Overview
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The preamplifier Type 2670 is very compact and operates over a wide range of temperature, humidity and other environmental conditions.

  • Full electromagnetic compatibility (EMC)
  • LEMO connector for instrument input socket
  • Patented  charge  injection  calibration  technique  for  on‐site calibration  of  the  whole  measuring  channel  including  the microphone
  • Wide dynamic range
  • Very low inherent noise, high input impedance
  • Low output impedance and high output current allow use with long extension cables • Wide working temperature range • Excellent phase linearity
Specification
PolarizationClassical
Lower frequency [Hz]15 Hz
Higher frequency [Hz]200 kHz
Diameter1/4 inch
Minimum Temperature [°C]-20 °C
Maximum Temperature [°C]60 °C
ConnectorLemo 7-pin
Calibration facilityCIC