MARRS is an National Diffusion Network (NDN) project that uses a wireless FM microphone system for sound-field amplification of the classroom teacher’s voice in order to enhance oral instruction, lessen teacher voice fatigue, and improve student academic achievement.
An Assessment of the Efficacy of a Classroom Audio Distribution System Using Language Environment Analysis by Daniel Ostergren, AuD, Educational Audiologist.
Research study into the impact of the Flexcat classroom audio distribution system.
Excerpts from two key studies around how to improve acoustics in classrooms.
