Audio-Technica U891Rx & U891RWx Specifications, Frequency response 30-20,000 Hz, Polar pattern

U891Rx & U891RWx

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Specifications
Element	Fixed-charge back plate, permanently
	polarized condenser
Polar pattern	Half-cardioid (cardioid in hemisphere
	above mounting surface)
Frequency response	30-20,000 Hz
Low frequency roll-off	80 Hz, 18 dB/octave
Open circuit sensitivity	–34 dB (19.9 mV) re 1V at 1 Pa
Impedance	200 ohms
Maximum input sound level	130 dB SPL, 1 kHz at 1% T.H.D.
Dynamic range (typical)	104 dB, 1 kHz at Max SPL
Signal-to-noise ratio1	68 dB, 1 kHz at 1 Pa
Phantom power requirements	11-52V DC, 4 mA typical
Switches	Activation: on/off;
	Switch function: press on/off,
	momentary on, momentary off;
	Flat, roll-off
Weight	264 g (9.3 oz)
Dimensions	108.0 mm (4.25") maximum length,
	84.0 mm (3.31") maximum width,
	23.0 mm (0.91") maximum height
Output connector	TB3M-type
Cable	7.6 m (25.0') long, 3.2 mm (0.13")
	diameter, 2-conductor, shielded cable with
	TA3F-type and XLRM-type connectors
Optional interchangeable elements	UE-O omnidirectional (360°)
	UE-H hypercardioid (100°)
Accessory furnished	Soft protective pouch

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/cm2 = 10 microbars = 94 dB SPL

1Typical, A-weighted, using Audio Precision System One. Specifications are subject to change without notice.

frequency response: 30–20,000 Hz

50 100 200 500 1k 2k

	Frequency in Hertz
LEGEND	12" or more on axis
	Roll-off
polar pattern
330˚	0˚
	30˚
300˚	60˚
270˚	90˚
240˚	120˚

5k 10k 20k

10 dB

Response in dB

		LEGEND
210˚	150˚	200 Hz
		1 kHz
	180˚
		5 kHz
SCALE IS 5 DECIBELS PER DIVISION
		8 kHz

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