Omnidirectional Condenser Boundary Microphone

*Manufacturer's Suggested Retail Price. Actual selling price may vary; please check with an authorized Audio-Technica dealer.

Overview

The AT841Wa has been discontinued. The U841a is a similar model, click here for more information.
Features
- Designed for surface-mount applications requiring high-quality sound pickup
- Heavy die-cast case and rubber bottom pad minimize coupling of surface vibration to the microphone
- Operates on battery or phantom power
- Low-profile design for minimum visibility
- Detachable 25' (7.6 m) long, 0.13" (3.2 mm) diameter, 2-conductor, shielded cable with TA3F connectors
- Also available in black as AT841a

Specifications

ELEMENT	Fixed-charge back plate, permanently polarized condenser
POLAR PATTERN	Omnidirectional
FREQUENCY RESPONSE	30-20,000 Hz
LOW FREQUENCY ROLL-OFF	80 Hz, 18 dB/octave
OPEN CIRCUIT SENSITIVITY	PHANTOM: -42 dB (7.9 mV) re 1 V at 1 Pa BATTERY: -44 (6.3 mV) re 1 V at 1 Pa
IMPEDANCE	PHANTOM: 200 ohms BATTERY: 270 ohms
MAXIMUM INPUT SOUND LEVEL	PHANTOM: 133 dB SPL, 1 kHz at 1% T.H.D. BATTERY: 119 dB SPL, 1 kHz at 1% T.H.D.
DYNAMIC RANGE (typical)	PHANTOM: 104 dB, 1 kHz at Max SPL BATTERY: 90 dB, 1 kHz at Max SPL
SIGNAL-TO-NOISE RATIO	65 dB, 1 kHz at 1 Pa
PHANTOM POWER REQUIREMENTS	9-52V DC, 2 mA typical
BATTERY TYPE	1.5V AA/UM3
BATTERY CURRENT / LIFE	0.4 mA / 1200 hours typical (alkaline)
SWITCH	Off, on-flat, on-roll-off
WEIGHT (MICROPHONE)	2.8 oz (80 g)
WEIGHT (POWER MODULE)	5.2 oz (147 g)
DIMENSIONS (MICROPHONE)	2.56" (65.0 mm) diameter, 0.59" (15.0 mm) height
DIMENSIONS (POWER MODULE)	3.27" (83.0 mm) H x 2.48" (63.0 mm) W x 0.87" (22.0 mm) D
OUTPUT CONNECTOR (POWER MODULE)	Integral 3-pin XLRM-type
CABLE	25' (7.6 m) long, 0.13" (3.2 mm) diameter, 2-conductor, shielded, with TA3F connectors
ACCESSORIES FURNISHED	AT8531 power module; battery; soft protective pouch

Click on the chart to view the larger image

POLAR PATTERN

FREQUENCY RESPONSE

Conditions

AT841Wa (DISCONTINUED)