ELECTROTECHNICAL VOCABULARY. ACOUSTICS AND ELECTROACUSTICS. TRANSDUCER PARAMETERS.
€62.00
Hearing aids - Part 1: Hearing aids with induction pick-up coil input
€28.00
HEARING AIDS.PART 6: CHARACTERISTICS OF ELECTRICAL INPUT CIRCUITS FORHEARING AIDS.
€40.00
SOUND SYSTEM EQUIPMENT. PART 7: HEADPHONES AND EARPHONES.
€84.00
MEASUREMENT MICROPHONES. PART 1: SPECIFICATIONS FOR LABORATORY STANDARD MICROPHONES.
MEASUREMENT MICROPHONES. PART 2: PRIMARY METHOD FOR PRESSURE CALIBRATIon of laboratory standard microphones by the reciprocity technique.
€79.00
Measurement microphones - Part 3: Primary method for free-field calibration of laboratory standard microphones by the reciprocity technique
€69.00
TESTING AND CALIBRATION OF ULTRASONIC THERAPEUTIC EQUIPMENT
Hearing aids - Part 2: Hearing aids with automatic gain control circuits
€54.00
HEARING AIDS. PART 13: ELECTROMAGNETIC COMPATIBILITY (EMC).
€61.00
Sound system equipment: Headphones and earphones associated with portable audio equipment - Maximum sound pressure level measurement methodology and limit considerations - Part 1: General method for "one package equipment"
€50.00
Hearing aids -- Part 4: Magnetic field strength in audio-frequency induction loops for hearing aid purposes.
€35.00
Hearing aids - Part 6: Characteristics of electrical input circuits for hearing aids
Hearing aids. Part 4: Magnetic field strength in audio-frequency induction loops for hearing aid purposes.
€26.00
Integrating-averaging sound level meters.
€77.00
