Audio-Technica U857AL Gooseneck Condenser Microphone
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- Description
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Description
Product Description
The U857AL features a small-diameter gooseneck with virtually no 'memory'. Its ultra-flexible, robust design permits easy adjustment into desired shape while resisting inadvertent repositioning. Equipped with UniGuard® innovations that offer unsurpassed immunity from radio frequency interference, the U857AL accepts interchangeable elements, available in cardioid, hypercardioid, omnidirectional and UniLine® line cardioid polar patterns.
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
- 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
- Direct mounts to any 5/8"-27 stand, or to included threaded mounting flange
- Operates on battery or phantom power
Specifications
Product Specification
| 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 | Phantom: 42 dB (7.9 mV) re 1V at 1 Pa Battery: -43 dB (7.0 mV) re 1V 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 123 dB SPL, 1 kHz at 1% T.H.D. | |
| Dynamic Range | Phantom 109 dB, 1 kHz at Max SPL; Battery 99 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 | |
| Battery Type | 1.5V AA/UM3 | |
| Battery Current Life | 0.4 mA / 1200 hours typical (alkaline) | |
| Switch | Off, on-flat, on-roll-off | |
| Cable | 9.8' (3.0 m) long (permanently attached to microphone), 0.13" (3.2 mm) diameter, 2-conductor shielded cable with TA3F-type connector | |
| Accessories | AT8531 power module; AT8153 two-stage foam windscreen; AT8663 A-mount flange; AT8664 A-mount cable pass-through adapter; battery | |
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