DISCLAIMER
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Overview
Featuring Audio-Technica’s UniLine® line-cardioid element, the U853PMU condenser hanging microphone comes equipped with a wall/ceiling plate power module for permanent installation in a standard, single-gang electrical box. The phantom-powered microphone also offers UniGuard® innovations that deliver unsurpassed immunity from radio frequency interference. It accepts interchangeable elements, available in cardioid, hypercardioid, omnidirectional and UniLine® line cardioid polar patterns. Its 80 Hz low-cut UniSteep® filter reduces pickup of low-frequency ambient noise.
Features
- Designed for suspension over choirs, instrumental groups and theater stages
- Wall/ceiling plate power module permits permanent installation in standard metal U.S. single gang electrical box
- UniLine® polar pattern provides narrow 90° acceptance angle
- Superior off-axis rejection for maximum gain before feedback
- UniGuard® RFI-shielding technology offers outstanding rejection of radio frequency interference (RFI)
- UniSteep® filter provides a steep low-frequency attenuation to improve sound pickup without affecting voice quality
- Accepts interchangeable elements to permit angle of acceptance from 90° to 360°
- Low-profile design with low-reflectance finish for minimum visibility
Specifications
| ELEMENT | Fixed-charge back plate, permanently polarized condenser |
| POLAR PATTERN | Line Cardioid |
| FREQUENCY RESPONSE | 30-20,000 Hz |
| LOW FREQUENCY ROLL-OFF | 80 Hz, 18 dB/octave |
| OPEN CIRCUIT SENSITIVITY | –35 dB (17.7 mV) re 1V at 1 Pa |
| IMPEDANCE | 200 ohms |
| MAXIMUM INPUT SOUND LEVEL | 124 dB SPL, 1 kHz at 1% T.H.D. |
| DYNAMIC RANGE (typical) | 102 dB, 1 kHz at Max SPL |
| SIGNAL-TO-NOISE RATIO | 72 dB, 1 kHz at 1 Pa |
| PHANTOM POWER REQUIREMENTS | 11-52V DC, 4 mA typical |
| SWITCHES | Flat, roll-off; 0 dB/+10 dB gain setting |
| WEIGHT (MICROPHONE) | 1.1 oz (30 g) |
| WEIGHT (POWER MODULE) | 3.4 oz (97 g) |
| DIMENSIONS (MICROPHONE) | 6.14" (156.0 mm) long, 0.48" (12.2 mm) diameter |
| DIMENSIONS (POWER MODULE) | 2.80" (71.0 mm) W x 4.55" (115.5 mm) H x 1.42" (36.0 mm) D |
| OUTPUT CONNECTOR (POWER MODULE) | Screw terminals |
| CABLE | 25.0' (7.6 m) long (permanently attached to microphone), 0.13" (3.2 mm) diameter, 2-conductor, shielded cable with TA3F-type connector |
| OPTIONAL INTERCHANGEABLE ELEMENTS | UE-C cardioid (120°); UE-H hypercardioid (100°); UE-O omnidirectional (360°) |
| ACCESSORIES FURNISHED | AT8154 two-stage foam windscreen; AT8451 steel hanger; AT8534 wall/ceiling plate power module; AT8438 5/8"-27 stand adapter |
| AUDIO-TECHNICA CASE STYLE | M32 |
