Discontinued
Cardioid Condenser Boundary Microphone with switch
AT891R
$297.00
AT891R
Features
- Ideal for high-quality sound reinforcement, conferencing and other demanding surface-mount applications
- Ultra-quiet electronic switch can be set to any of three operating modes: "touch-on/touch-off," "touch-to-talk" and "touch-to-mute"
- Red LED on top indicates when mic is "on"
- Switchable 80 Hz hi-pass filter
- Self-contained power module
- Rubber non-slip bottom pad minimizes mechanical coupling of surface vibrations to the microphone
- Rugged, low-profile housing with low-reflectance black finish
Specifications
Microphones | |
---|---|
Element | Fixed-charge back plate, permanently polarized condenser |
Polar Pattern | Cardioid |
Frequency Response | 30-10,000 Hz |
Low Frequency Roll Off | 80 Hz, 12 dB/octave |
Open Circuit Sensitivity | -33 dB (22.4 mV) re 1V at 1 Pa |
Maximum Input Sound Level | 123 dB SPL, 1 kHz at 1% T.H.D. |
Dynamic Range | 93 dB, 1 kHz at Max SPL |
Signal-to-Noise Ratio | 64 dB, 1 kHz at 1 Pa |
Phantom Power Requirements | 11-52V DC, 4 mA typical |
Switches | Touch-sensitive switch: on, off Mode selection: touch on/off, momentary on, momentary off Low cut: flat, roll-off |
Weight | 2.6 oz (74 g) |
Cable | 25' (7.6 m) long, 0.13" (3.2 mm) diameter, 2-conductor, shielded, with TA3F and XLRM-type connectors |
Dimensions | 2.87" (73.0 mm) maximum width, 4.33" (110.0 mm) maximum length, 0.85" (21.5 mm) maximum height |
Output Connector | TB3M-type |
Accessories Included | Soft protective pouch |
Reviews
Q&A
Downloads
AT891R Specification Sheet