The AV Essentials AV3 Cardioid Boundary Microphone is a miniature
electret condenser microphone designed for low
profile mounting in panels, tables, or ceilings. It can be used for teleconferencing, professional recording, court
rooms, and many other critical applications. The AV-3 is 1.1" in
diameter at the largest point and mount in a 13/16" opening in
panels up to 2" thick. It features a
a solid machined brass body and AV ESSENTIALS Flex-Form
hardened grille screens. The AV-3 has a built in 80Hz, 12dB/
octave. high pass filter and is terminated with a standard male 3
pin XLR connector. Color matched shock mount isolators are
also included with each microphone.
The AV-3 features self-contained low noise electronics and operates from standard 12, 24 and 48 phantom power. The cardioid (half cardioid above mounting surface) pickup of the AV-3 pattern minimizes annoying feedback when used close to sound reinforcement speakers and monitors, while reducing the pickup of unwanted off axis sounds.