Acoustic apparatus

Acoustic apparatus, connection polarity determination...

Acoustic output processing apparatus

Active noise reduction for audiometry

Adaptive apparatus and method for testing auditory sensitivity

Adaptive equalizer for variable length sound tubes utilizing...

Adjusting a loudspeaker to its acoustic environment: the ABC...

Adjustment of a hearing aid using a phone

Air leak self-diagnosis for a communication device

Aircraft communication headset tester

Analog preamplifier measurement for a microphone array

Apparatus and method for analyzing an electro-acoustic system

Apparatus and method for calibrating recording and transmission

Apparatus and method for checking loudspeaker

Apparatus and method for evaluating audio distorting

Apparatus and method for monitoring speaker cone...

Apparatus and method for reestablishing previously established s

Apparatus and method for simulating a human mastoid

Apparatus and method for testing attenuation of in-use insert he

Apparatus and methods for hearing aid performance...