Radial pickup microphone enclosure
Radially expanding multiple flat surfaced waveguide device
Radio connected to tv cable amplified indoor antenna
Radio telecommunication terminal
Radio with dual sided audio
Real ear measurement system using thin tube
Real time amplitude control of electrical waves
Real-ear zoom hearing device
Rear deck mounting adapter for car speaker
Receiver in the ear (rite) component for a hearing aid
Receiving system having a pre-selected directional rejection...
Reception system for multisensor antenna
Reciprocal index lookup for btsc compatible coefficients
Record reproducing system
Recreational bone conduction audio device, system
Reducing microphone puff noise
Reflex compression valve-divided chamber loudspeaker cabinet
Reinforced plastic stylus holder for pick-up or cutter
Remote conference apparatus and sound emitting/collecting...
Remote control device for controlling apparatuses carried on...