Hearing aids with induction pick-up coil input
€172.00
Hearing aids Characteristics of electrical input circuits for hearing
Measurement microphones Methods for pressure calibration of working standard by comparison
€201.00
Audiometers Pure-tone audiometers
€329.00
Specification for sound level meters
Integrating-averaging sound level meters
Acoustics. Reference zero for the calibration of audiometric equipment equivalent threshold sound pressure levels pure tones and supra-aural earphones
Electroacoustics. Sound level meters Pattern evaluation tests
Electroacoustics. Hearing aids Electromagnetic compatibility (EMC)
€281.00
Electroacoustics. Sound calibrators
Acoustics. Procedures for the measurement of real-ear acoustical characteristics of hearing aids
Electroacoustics. Equipment for the measurement of real-ear acoustical characteristics of hearing aids
Ultrasonics. Hydrophones. Characteristics and calibration in the frequency range from 15 MHz to 40 MHz
€390.00
Electroacoustics. Octave-band and fractional-octave-band filters
Electroacoustics. Hearing aids Induction loop systems for hearing aid purposes. Magnetic field strength
