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Audio-Technica BP4071 Line and Gradient Condenser Microphone


Audio-Technica BP4071 overview

The BP4071 Line and Gradient Condenser Microphone from Audio-Technica measures 15.5″ in length and features the directional characteristics and sound quality of much longer shotgun microphones. The BP4071’s high directivity, low noise and transparent audio reproduction make it a well suited microphone for video, feature film, sound design applications, ENG and EFP applications, and more.

Designed for use in broadcasting, film/TV production, and theater sound reinforcement applications
Direct-coupled, balanced output ensures a clean signal even in high-output conditions
Innovative acoustic design provides same directivity as mics up to 50% longer
Rugged housing made of lightweight structural-grade aluminum alloy
Transformerless design for improved pickup of transients
Switchable 80 Hz high-pass filter & 10 dB pad
RoHS-compliant – free from all substances specified in the EU directive on the reduction of hazardous substances (RoHS)


Item# ATNBP4071

Audio-Technica BP4071 Specs

Analog Performance
Operating Principle Line Gradient
Transducer Condenser
Frequency Range 20 Hz to 20 kHz
Signal to Noise Ratio 81 dB
Equivalent Noise Level 13 dB
Maximum SPL 141 dB SPL
Pad -10 dB
THD 1%
Impedance 50 Ohms
Sensitivity -29 dB
Low-Cut Filter 12 dB/Octave @ 80 Hz
Dynamic Range 128 dB
Output Connectors 1 x 3-Pin XLR
Operating Current Consumption 4.8 mA
Operating Voltage 48 V
Length 15.55″ / 395 mm
Diameter 0.83″ / 21 mm
Weight 4.80 oz / 136 g
Packaging Info
Package Weight 1.75 lb
Box Dimensions (LxWxH) 19.5 x 4.6 x 2.5″

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