Ideal for conference centres, boardrooms, courtrooms, houses of worship, and other installed applications. The U857Q is designed to plug directly into a panel or desk mounted XLRF type connector. This cardioid condenser quick mount gooseneck microphone offers unsurpassed immunity from radio frequency interference thanks to Audio-Technica UniGuard® innovations. The 14.47" long microphone features an ultra flexible small diameter gooseneck and accepts interchangeable elements. Available in cardioid, hypercardioid, omnidirectional and UniLine® line cardioid polar patterns. Equipped with self contained electronics and also offers an 80 Hz low cut UniSteep® filter that reduces pickup of low frequency ambient noise.

Product Features

• Designed for high-quality sound reinforcement, professional recording and broadcasting
• Superior off-axis rejection for maximum gain before feedback
• UniGuard® RFI-shielding technology offers outstanding rejection of radio frequency interference (RFI)
• Easy-to-adjust, rugged, small-diameter, alternating gooseneck with virtually no “memory” permits quick positioning into desired shape
• UniSteep® filter provides a steep low-frequency attenuation to improve sound pickup without affecting voice quality
• Self-contained electronics eliminate need for external power module
• Accepts interchangeable elements to permit angle of acceptance from 90° to 360°
• Two-stage foam windscreen yields dramatically improved resistance to P-pops and other breath blasts
• Quick-mount design with 3-pin XLRM-type connector insert at base plugs into any standard XLRF-type surface or cable connector
• Included shock mount attenuates noise, shock and vibration transmitted through the mounting surface

Product Specifications

General

• ELEMENT: Fixed-charge back plate, permanently polarized condenser
• POLAR PATTERN: Cardioid
• FREQUENCY RESPONSE: 30-20,000 Hz
• LOW FREQUENCY ROLL-OFF: 80 Hz, 18 dB/octave
• OPEN CIRCUIT SENSITIVITY: –39 dB (11.2 mV) re 1V at 1 Pa
• IMPEDANCE: 250 ohms
• MAXIMUM INPUT SOUND LEVEL: 139 dB SPL, 1 kHz at 1% T.H.D.
• DYNAMIC RANGE (typical): 115 dB, 1 kHz at Max SPL
• SIGNAL-TO-NOISE RATIO: 70 dB, 1 kHz at 1 Pa
• PHANTOM POWER REQUIREMENTS: 11-52V DC, 2 mA typical
• SWITCH: Flat, roll-off
• OUTPUT CONNECTOR: Integral 3-pin XLRM-type
• OPTIONAL INTERCHANGEABLE ELEMENTS:
  • UE-H hypercardioid (100°);
  • UE-O omnidirectional (360°);
  • UE-UL UniLine® (90°)

Physical & Dimensions

• Length: 365mm
• Head Diameter: 12.2mm
• Base Diameter: 18.9mm
• Weight: 144g

What's in the Box?

• AT8153 two-stage foam windscreen
• AT8662 shock mount