AT857AMLa Cardioid Condenser Adapter-Mount Gooseneck Microphone with in-line power module (battery/phantom) (DISCONTINUED)
- Designed for high-quality sound reinforcement, professional recording and broadcasting
- Extended frequency response and uniform cardioid (120º) polar pattern
- Small-diameter, alternating gooseneck design permits highly flexible positioning
- Direct mounts to any 5/8"-27 stand, or to included threaded mounting stud
- Operates on battery or phantom power
- Overall length of 19" (482.6 mm)
- Also available as:
AT857AMa -- a 12.21" (310.2 mm)-long version of the AT857AMLa
AT857AMLcW -- AT857AMLa less power module; 29.5" (0.75 m) cable terminated with locking 4-pin connector for A-T UniPak® wireless systems
| SPECIFICATIONS | |
|---|---|
| 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: -44 dB (6.3 mV) re 1V at 1 Pa
BATTERY: -45 dB (5.6 mV) re 1V at 1 Pa |
| IMPEDANCE | PHANTOM: 200 ohms
BATTERY: 270 ohms |
| MAXIMUM INPUT SOUND LEVEL | PHANTOM: 135 dB SPL, 1 kHz at 1% T.H.D.
BATTERY: 121 dB SPL, 1 kHz at 1% T.H.D. |
| DYNAMIC RANGE (typical) | PHANTOM: 108 dB, 1 kHz at Max SPL
BATTERY: 94 dB, 1 kHz at Max SPL |
| SIGNAL-TO-NOISE RATIO | 67 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) | 4.6 oz (131 grams) |
| WEIGHT (POWER MODULE) | 5.2 oz (147 g) |
| DIMENSIONS (MICROPHONE) | 19" (482.6 mm) above the mounting surface,
0.47" (12.0 mm) head diameter |
| 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 | 9.8' (3.0 m) long (permanently attached to microphone), 0.10" (2.6 mm) diameter, 2-conductor, shielded, with TA3F output connector that mates with TB3M jack on power module |
| ACCESSORIES FURNISHED | AT8102 two-stage foam windscreen; AT8425 5/8"-27 mounting stud; AT8531 power module; battery |
| AUDIO-TECHNICA CASE STYLE | M2 |
| SPECIFICATION GRAPHS | ||
|---|---|---|
| Click on the chart to view the larger image | ||
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Conditions
AT857AMLa : Cardioid Condenser Adapter-Mount Gooseneck Microphone with in-line power module (battery/phantom)
