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Audio-Technica U.S., Inc., 1221 Commerce Drive, Stow, Ohio 44224

Audio-Technica Limited, Old Lane, Leeds LS11 8AG England 

©2009 Audio-Technica U.S., Inc. audio-technica.com  

0001-0261-00

AT4081

Specifications

LEGEND

200 Hz

1 kHz

5 kHz

8 kHz

SCALE IS 5 DECIBELS PER DIVISION

240˚

180˚

210˚

270˚

300˚

330˚

150˚

120˚

90˚

30˚

60˚

12" or more on axis

LEGEND

Frequency in Hertz

Response in dB

10 dB

100

50

200

10k

5k

1k

500

2k

20k

frequency response: 30– 18,000 Hz

polar pattern

Ribbon

Figure-of-eight

30-18,000 Hz

–42 dB (7.9 mV) re 1V at 1 Pa

100 ohms

150 dB SPL, 1 kHz at 1% T.H.D.

25 dB SPL 

125 dB, 1 kHz at Max SPL

69 dB, 1 kHz at 1 Pa

48 V DC, 3.0 mA typical

152 g (5.4 oz) 

155.0 mm (6.10") long, 21.0 mm (0.83") 

maximum body diameter

Integral 3-pin XLRM-type

S13

AT8471 isolation clamp for 

5

/

8

"-27 

threaded stands; 

5

/

8

"-27 to 

3

/

8

"-16 

threaded adapter; windscreen; protective 

carrying case

Element

Polar pattern

Frequency response

Open circuit sensitivity

Impedance

Maximum input sound level 

Noise

1

 

Dynamic range (typical) 

Signal-to-noise ratio

1

 

Phantom power requirements

Weight

Dimensions

Output connector

Audio-Technica case style

Accessories furnished 

In the interest of standards development, A.T.U.S. 

offers full details on its test methods to other industry 

professionals on request.

1 Pascal = 10 dynes/cm

2

 = 10 microbars = 94 dB SPL

1

 Typical, A-weighted, using Audio Precision System One.

Specifications are subject to change without notice.

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