Audio Technica U851r Cardioid Boundary Microphone Pssl

audio technica u851r cardioid boundary microphone featuring breakthrough audio and mechanical design innovations the phantom powered u851r offers outstanding speech intelligibility and transparent sound quality for surface mount applications the microphone is equipped with a pivotpoint rotating output connector unisteep filter and uniguard rfi shielding technology it accepts interchangeable condenser elements available for boundary microphones in cardioid hypercardioid and omnidirectional polar patterns with a heavy die cast case and silicon foam bottom pads to minimize coupling of surface vibration to the microphone the u851r is equipped with self contained electronics eliminating the need for an external power module features designed for surface mount applications such as high quality sound reinforcement professional recording television conferencing and other demanding sound pickup situations pivotpoint rotating output connector allows cable to exit from either the rear or the bottom of the microphone superior off axis rejection for maximum gain before feedback uniguard rfi shielding technology offers outstanding rejection of radio frequency interference rfi self contained electronics eliminate need for external power module small diameter unipoint capsule near boundary eliminates phase distortion and delivers clear high output performance heavy die cast case and non slip silicone foam bottom pads minimize coupling of surface vibration to the microphone low profile design with low reflectance finish for minimum visibility available in two colors black u851r and white u851rw specifications element fixed charge back plate permanently polarized condenser polar pattern half cardioid cardioid in hemisphere above mounting surface frequency response 30 20 000 hz low frequency roll off 80 hz 18 db octave open circuit sensitivity 34 db 19 9 mv re 1v at 1 pa impedance 200 ohms maximum input sound level 134 db spl 1 khz at 1 t h d dynamic range typical 108 db 1 khz at max