Electroacoustics. Simulators of human head and ear - 2 cm<sup>3</sup> coupler for the measurement of hearing aids and earphones coupled to the ear by means of ear inserts

Electroacoustics. Simulators of human head and ear - 2 cm3 coupler for the measurement of hearing aids and earphones coupled to the ear by means of ear inserts

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£134.00
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£134.00
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£67.00
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