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Specifications
Element
Polar pattern
Frequency response
Low frequency roll-off
Open circuit sensitivity
Impedance
Maximum input sound level
Dynamic range (typical)
Signal-to-noise ratio
Phantom power requirements
Battery type
Battery current / life
Switch
Weight
Dimensions
Output connector
Cable
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
Typical, A-weighted, using Audio Precision System One.
1
Specifications are subject to change without notice.
frequency response: 30 – 20,000 Hz
50
100
200
500
1k
2k
5k
10k
20k
Frequency in Hertz
LEGEND
12" or more on axis
Roll-off
polar pattern
0˚
330˚
30˚
300˚
60˚
90˚
270˚
120˚
240˚
LEGEND
200 Hz
150˚
210˚
1 kHz
180˚
5 kHz
SCALE IS 5 DECIBELS PER DIVISION
8 kHz
Audio-Technica U.S., Inc., 1221 Commerce Drive, Stow, Ohio 44224
Audio-Technica Limited, Old Lane, Leeds LS11 8AG England
©2010 Audio-Technica U.S., Inc.
audio-technica.com
U841A
Fixed-charge back plate, permanently
polarized condenser
Omnidirectional in hemisphere above
mounting surface
30-20,000 Hz
80 Hz, 18 dB/octave
Phantom: –39 dB (11.2 mV) re 1V at 1 Pa
Battery: –40 dB (10.0 mV) re 1V at 1 Pa
Phantom: 200 ohms
Battery: 270 ohms
Phantom: 132 dB, 1 kHz at 1% T.H.D.
Battery: 122 dB SPL, 1 kHz at 1% T.H.D.
Phantom: 111 dB, 1 kHz at Max SPL
Battery: 101 dB, 1 kHz at Max SPL
1
73 dB, 1 kHz at 1 Pa
11-52V DC, 2 mA typical
1.5V AA/UM3
0.4 mA / 1200 hours typical (alkaline)
Off, on-flat, on-roll-off
Microphone: 78 g (2.8 oz)
Power module: 139 g (4.9 oz)
Microphone: 65.0 mm (2.56") diameter,
15.1 mm (0.59") maximum height
Power module: 84.0 mm (3.31") H x
63.0 mm (2.48") W x 22.0 mm (0.87") D
Power module: Integral 3-pin XLRM-type
7.6 m (25.0') long (permanently attached
to microphone), 3.2 mm (0.13") diameter,
2-conductor, shielded cable with TA3F-
type connector
AT8531 power module; battery; soft
protective pouch
10 dB
213
0001-0107-01
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