video corpo

measurement microphone / externally-polarized / 1/8" / pressure
4138-L-006 Bruel and Kjaer



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  • Other characteristics:

    1/8", pressure


Type 4138-A-015 is developed to measure high-frequency in restricted spaces.

Its uses comprise of measuring high-frequency, and also measuring PULSE. It is used for applications that need a high degree of spatial resolution or where there is limited space, such as, testing of models.

It features a Sensitivity of 1 mV/Pa, a Frequency of 6.5 Hz to 140 kHz with Dynamic range of 52.2 to 168 dB; and Temperature specifications of – 30 to 100°C (– 22 to 212°C), polarization of 200 V.

Other Bruel and Kjaer products

Acoustic Transducers