video corpo

signal preamplifier / EMC / electronic / 1/4" microphone
2670 Bruel and Kjaer



  • Type:


  • Other characteristics:

    EMC, electronic, 1/4" microphone

  • Voltage:

    Min.: 0 V

    Max.: 60 V

  • Current:

    20 mA


The preamplifier is extremely dense and activates over an extensive range of hotness, dampness and other ecological situations. Its uses include: Noise dimensions with 1/4-inch and 1/8-inch Brüel & Kjær and other well-matched microphones and noise strength probes. Characteristics include: Complete electromagnetic adaptability, original charge inoculation adjustment method for on-site tuning of the whole computing channel counting the microphone, LEMO connector for tool input opening, extremely low intrinsic sound, high input impedance, extensive active range, extensive operational temperature range, low output impedance and high output current permits the usage with long expansion cables and outstanding period linearity.

Other Bruel and Kjaer products

Acoustic Transducers