Couplers for Telecom/Audio

		Product No

		4152 Artificial Ear/Ear Simulator (6cc coupler w/o microphone and preamplifier)


		4153 Artificial Ear/Ear Simulator (IEC 60 318 coupler w/o microphone and preamplifier)


		4157 Ear Simulator/Artificial Ear (IEC 60711 coupler with microphone and preamplifier) The Ear Simulator consists of a main housing into which are assembled a number of rings whose shapes form annular air volumes connected to the main volume of the...


		4930 Artificial Mastoid Artificial Mastoid Type 4930 has been designed for the calibration of bone conduction hearing aids and bone vibrators used in audiometry. It consists of a mechanical...