TYPE 2671

CCLD microphone preamplifier for 1/2-inch prepolarized microphones, without cable

Designed to be used in a wide range of environmental conditions and in narrow spaces.

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CCLD Microphone Preamplifier Type 2671 enables you to make acoustical measurements with a CCLD input module. You can connect ½″ prepolarized microphones to the preamplifier. The robust, compact design means that you can use Type 2671 over a wide range of environmental conditions and in confined spaces.

USE SCENARIOS

  • Low price, multichannel sound measurement setups with ½'' Brüel & Kjær prepolarized condenser microphones
  • Multichannel signal analysis measurements
  • Multichannel sound power measurements
  • Industrial machinery noise measurements

FEATURES

  • ICP® compatible
  • BNC connector for easy installation and use with inexpensive BNC cables
  • Connects directly to sockets and to Brüel & Kjær microphone sockets with adaptor
  • Low output impedance so that long extension cables can be used
  • Supports “Smart transducer Interface” IEEE P 1451.4 containing TEDS (Transducer Electronic Data Sheet)
Diameter
1/2
Optimised for
CCLD
Connector at preamplifier
BNC
Supply voltage
28
Max output voltage (peak)
7
Max output current (peak)
19
Frequency range
20-50000
Attenuation
<0.35
Noise A-weighted, typical
4
Noise 22,4 Hz to 300 kHz, typical
15
Input impedance
1.5||0.4
TEDS UTID
1025 from serial number 2264319