The AT803b provides excellent yet unobtrusive sound pickup for lecturers and stage/TV performers.
Designed for clip-on lavalier and musical instrument use, it features an integral 80 Hz high-pass filter that provides easy switching from a flat frequency response to a low-end roll-off. The microphone operates on battery or phantom power.
Features
- Designed for clip-on lavalier and musical instrument use
- Small size is ideal for applications requiring minimum visibility
- Operates on battery or phantom power
- 6' (1.8 m) cable permanently attached to mic, TA3F connector at power module
Accessories
- AT8417 clothing clip
- AT8531 power module
- AT8116 windscreen
- Battery
- Protective carrying case
Specifications
- Element: Fixed-charge back plate, permanently polarized condenser
- Polar Pattern: Omnidirectional
- Frequency Response: 30-20,000 Hz
- Low Frequency Roll Off: 80 Hz, 18 dB/octave
- Open Circuit Sensitivity: Phantom: -45 dB (5.6 mV) re 1V at 1 Pa Battery: -46 dB (5.0 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: Phantom: 106 dB, 1 kHz at Max SPL Battery: 92 dB, 1 kHz at Max SPL
- Signal to Noise Ratio: 65 dB, 1 kHz at 1 Pa
- Phantom Power Requiremens: 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: 6' (1.8 m) long (permanently attached to microphone), 0.10" (2.6 mm) diameter, 2-conductor, shielded cable with TA3F-type connector
