Audio Technica BP4071L Line+Gradient Condenser Microphone

At 21.22” long, Audio-Technica’s new BP4071L is among the longest shotgun microphones on the market today. Originally developed at the request of broadcast professionals, this microphone boasts an extremely narrow polar pattern, excellent rejection from the sides and rear of the microphone, along with crisp, intelligible audio reproduction. It offers switchable low-frequency roll-off and a 10 dB pad, and comes generously equipped with a stand clamp, windscreen, and case.

• Overall length of 21.22” with an extremely narrow, highly directional pickup pattern


• Ideal for use in broadcasting, film/TV production, and theater sound reinforcement


• Direct-coupled, balanced output ensures a clean signal even in high-output conditions


• Transformerless design for improved pickup of transients


• Rugged housing made of lightweight structural-grade aluminum alloy


• Interference tube design for narrow acceptance angle


• 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)

SPECIFICATIONS
ELEMENT	Externally polarized (DC bias) capacitor
POLAR PATTERN	Line + gradient
FREQUENCY RESPONSE	20-18,000 Hz
LOW FREQUENCY ROLL-OFF	80 Hz, 12 dB/octave
OPEN CIRCUIT SENSITIVITY	-29 dB (35.5 mV) re 1V at 1 Pa
IMPEDANCE	50 ohms
MAXIMUM INPUT SOUND LEVEL	141 dB SPL, 1 kHz at 1% T.H.D.; 151 dB SPL, with 10 dB pad (nominal)
NOISE	13 dB SPL
DYNAMIC RANGE (typical)	128 dB, 1 kHz at Max SPL
SIGNAL-TO-NOISE RATIO	81 dB, 1 kHz at 1 Pa
PHANTOM POWER REQUIREMENTS	48V DC, 4.8 mA typical
SWITCHES	Flat, roll-off; 10 dB pad (nominal)
WEIGHT	175 g (6.2 oz)
DIMENSIONS	539.0 mm (21.22") long, 21.0 mm (0.83") maximum body diameter
OUTPUT CONNECTOR	Integral 3-pin XLRM-type
ACCESSORIES FURNISHED	AT8405a stand clamp for 5/8"-27 threaded stands; 5/8"-27 to 3/8"-16 threaded adapter; AT8147 windscreen; two O-Rings; protective carrying case
AUDIO-TECHNICA CASE STYLE	SG5

SPECIFICATION GRAPHS
Click on the chart to view the larger image
	POLAR PATTERN
	FREQUENCY RESPONSE

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