AT854R Four-channel Cardioid Condenser Boundary Microphone (DISCONTINUED)
- The AT854R "quad mic" is ideal for a variety of video and audio conferencing applications
- Four independent cardioid condenser elements in one housing
- Four shielded, balanced lines in a single, flexible 30' (9.1 m) cable
- Individual connection and control of each channel
- Low-profile design for minimum visibility
| SPECIFICATIONS | |
|---|---|
| ELEMENTS | Fixed-charge back plate, permanently polarized condenser |
| POLAR PATTERN | Cardioid (x4) |
| FREQUENCY RESPONSE | 70-16,000 Hz |
| OPEN CIRCUIT SENSITIVITY | -37 dB (14.1 mV) re 1V at 1 Pa |
| IMPEDANCE | 100 ohms |
| MAXIMUM INPUT SOUND LEVEL | 134 dB SPL, 1 kHz at 1% T.H.D. |
| DYNAMIC RANGE (typical) | 105 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 (each channel) |
| WEIGHT | 16.4 oz (465 g) |
| DIMENSIONS | 5.91" (150.0 mm) maximum diameter,
1.09" (27.6 mm) height |
| OUTPUT CONNECTORS | Microphone: Neutrik MiniCon (9 pins used)
Cable: Four 3-pin XLRM-type |
| CABLE | 30' (9.1 m) long, 0.28" (7.0 mm) diameter, shielded, with a miniature multi-contact plug at microphone end and four independent XLRM-type output connectors |
| SPECIFICATION GRAPHS | ||
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Conditions
AT854R : Four-channel Cardioid Condenser Boundary Microphone
