Miniature unidirectional condenser mic. Good when feedback or room noise is a problem. 1.5V AA battery & 9-52V Phantom power using AT8530 power module.
Features
• Miniature unidirectional condenser mic • Good when feedback or room noise is a problem • 1.5V AA battery & 9-52V Phantom power using AT8530 power module • 6’ cable
• Includes clothing clip, AT8444 guitar adapter & windscreen Clip-on lavalier mic also excels in acoustic guitar applications • Provides crisp, full-sounding voice and instrument pickup • Operates on battery or phantom power • 6' (1.8 m) cable permanently attached between microphone and power module
AT831b Specifications
Element
Phantom Power Requirements
Condenser
9 - 52V, 2 mA typical
Polar Pattern
Battery Type
Cardioid
1.5V AA/UM3
Frequency Response
Battery Current/Life
40 - 20,000 Hz
0.4 mA/1200 hours typical
Open Circuit Sensitivity
Switch
PHANTOM: -44 dB (6.3 mV) re 1V at 1 Pa BATTERY: -45 dB (5.6 mV) re 1V at 1 Pa
Off/on-flat/on-roll-off
Impedance
Low Frequency Roll-off
PHANTOM: 200 ohms BATTERY: 270 ohms
80 Hz, 18 dB per octave
Maximum Input Sound Level
Weight
PHANTOM: 135 dB SPL, 1 kHz at 1% T.H.D. BATTERY: 121 dB SPL, 1 kHz at 1% T.H.D.
0.1 oz (2.8 g)
Signal to Noise Ratio
Power Module
65 dB, 1 kHz at 1 Pa
In-line
Dynamic Range (Typical)
Output Connector
PHANTOM: 106 dB, 1 kHz at Max. SPL BATTERY: 92 dB, 1 kHz at Max. SPL
XLRM-type (power module)
Accessories Furnished
AT8116 foam windscreen; AT8417 clothing clip; AT8444 instrument adapter; AT8530 power module (attached); battery; protective case
Details<1>Miniature unidirectional condenser mic <>Good when feedback or room noise is a problem <>1.5V AA battery & 9-52V Phantom power using AT8530 power module <>6’ cable <>Includes clothing clip, AT8444 guitar adapter & windscreen <1>Clip-on lavalier mic also excels in acoustic guitar applications <>Provides crisp, full-sounding voice and instrument pickup <>Operates on battery or phantom power <>6' (1.8 m) cable permanently attached between microphone and power module
AT831b Specifications
Element
Phantom Power Requirements
Condenser
9 - 52V, 2 mA typical
Polar Pattern
Battery Type
Cardioid
1.5V AA/UM3
Frequency Response
Battery Current/Life
40 - 20,000 Hz
0.4 mA/1200 hours typical
Open Circuit Sensitivity
Switch
PHANTOM: -44 dB (6.3 mV) re 1V at 1 Pa BATTERY: -45 dB (5.6 mV) re 1V at 1 Pa
Off/on-flat/on-roll-off
Impedance
Low Frequency Roll-off
PHANTOM: 200 ohms BATTERY: 270 ohms
80 Hz, 18 dB per octave
Maximum Input Sound Level
Weight
PHANTOM: 135 dB SPL, 1 kHz at 1% T.H.D. BATTERY: 121 dB SPL, 1 kHz at 1% T.H.D.
0.1 oz (2.8 g)
Signal to Noise Ratio
Power Module
65 dB, 1 kHz at 1 Pa
In-line
Dynamic Range (Typical)
Output Connector
PHANTOM: 106 dB, 1 kHz at Max. SPL BATTERY: 92 dB, 1 kHz at Max. SPL
XLRM-type (power module)
Accessories Furnished
AT8116 foam windscreen; AT8417 clothing clip; AT8444 instrument adapter; AT8530 power module (attached); battery; protective case