Overview
Miniature omnidirectional condenser microphone with power module
The AT803 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.
Microphones
| 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: -44 dB (6.3 mV) re 1V at 1 Pa Battery: -46 dB (5.0 mV) re 1V at 1 Pa |