Audio-Technica BP893-TH dimensions Element, Polarized condenser, Integral 3-pin XLRM-type, Cable

BP893 & BP893-TH

The microphone shall be an over-the-ear headworn design with a diameter of 2.6 mm (0.10"). Microphone, boom and earpiece weight shall be 2.0 grams (0.07 oz). The microphone shall include a power module, a cable clip, two windscreens, two element covers, a moisture guard, a belt clip and a carrying case. Finish shall be low-reflectance black [beige].

Wireless models of the microphone shall also be available, terminated for use with Audio-Technica UniPak® body-pack transmitters and a variety of other manufacturers’ wireless systems. The wireless models’ dimensions, polar pattern and included accessories (excluding power module and belt clip) shall be identical to those of the wired model. The microphone shall also be available unterminated.

The Audio-Technica BP893 [BP893-TH] is specified.

The Audio-Technica BP893cW [BP893cW-TH]; BP893cL4 [BP893cL4-TH]; BP893cLM3 [BP893cLM3-TH]; BP893cT4 [BP893cT4-TH]; BP893cT5 [BP893cT5-TH] (wireless version) is specified.

The Audio-Technica BP893c [BP893c-TH] (unterminated) is specified.

	BP893, cW, cW-TH			cT4, cT4-TH			cT5, cT5-TH
	Function	Wire Color		Function	Wire Color		Function	Wire Color
Pin 1	Ground/Shield	Green	Pin 1	Ground/Shield	Green	Pin 1	Ground/Shield	Green
Pin 2	Instrument	Jumper to Pin 1	Pin 2	Bias + In	Red	Pin 2	Bias + In	Red
Pin 3	Mic Audio	Copper Color	Pin 3	Mic Audio	Copper Color	Pin 3	Mic Audio	Copper Color
Pin 4	Bias + In	Red	Pin 4	Source Load	Jumper to Pin 3	Pin 4	Source Load	Jumper to Pin 1
						Pin 5	Line In	Open

Specifications
Element	Fixed-charge back plate, permanently
	polarized condenser
Polar pattern	Omnidirectional
Frequency response	20-20,000 Hz
Low frequency roll-off	80 Hz, 18 dB/octave (wired only)
Open circuit sensitivity	–34 dB (19.9 mV) re 1V at 1 Pa
Impedance	245 ohms (wired only)
Maximum input sound level	114 dB SPL, 1 kHz at 3% T.H.D.
Dynamic range (typical)	88 dB, 1 kHz at Max SPL (wired only)
Signal-to-noise ratio1	68 dB, 1 kHz at 1 Pa
Phantom power requirements	11-52V DC, 2 mA typical (wired only)
Current consumption	0.1 mA typical at 5V (wireless only)
Voltage range	2.5-11V (wireless only)
Switch	Flat, roll-off (wired only)
Weight	Microphone, boom & earpiece:
	2.0 g (0.07 oz)
	Power module (wired only): 85 g (3.0 oz)
Dimensions	Microphone: 8.1 mm (0.32") long,
	2.6 mm (0.10") diameter
	Boom: 26.4 mm (1.04") long,
	1.07 mm (0.04") diameter
	Power module (wired only): 97.6 mm
	(3.84") long, 18.9 mm (0.74") diameter
Output connector (power module)	Integral 3-pin XLRM-type
Cable	1.4 m (55") long (permanently attached
	to microphone), 1.6 mm (0.06") diameter,
	2-conductor shielded cable with locking
	4-pin connector (wired and cW versions)
Audio-Technica case style	M31
Accessories furnished	AT8539 power module (wired only);
	AT8440 cable clip; two AT8157
	windscreens; two AT8156 element
	covers; moisture guard; belt clip (wired
	only); carrying case

	cLM3, cLM3-TH			cL4, cL4-TH
	Function	Wire Color		Function	Wire Color
Sleeve	Ground/Shield	Green	Pin 1	N/C	Open
Ring	Mic Audio	Copper Color	Pin 2	N/C	Open
Tip	Bias + In	Red	Pin 3	Bias + In,	Red
				Mic Audio
			Shell/Case	Ground/Shield	Green

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: 20–20,000 Hz

	in dB
	Response
10 dB

50	100	200	500	1k	2k	5k	10k	20k
			Frequency in Hertz
LEGEND		12" or more on axis
		Roll-off

polar pattern

330˚	0˚
	30˚
300˚	60˚
270˚	90˚
240˚	120˚
		LEGEND
210˚	150˚	200 Hz
		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
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