ETMC Technologies :: G.R.A.S. Sound & Vibration :: Type 43AC - Artificial Ear: Complete test-jig for acoustical measurements on earphones coupled to the ear by inserts such as tubes and ear moulds, includes an IEC 711 Ear Simulator RA0045

<H1>No Frames? No Problem!</H1> <p><br>Go to G.R.A.S. Sound & Vibration web site with <A HREF="http://www.gras.dk/00012/00058/00159/00162/">no-frames</A>.</p> <p>The Artificial Ear Type 43AC is a complete test-jig for acoustical measurements on earphones coupled to the ear by inserts such as tubes and ear moulds. <p>The Type 43AC comprises: <p> * IEC 711 Ear Simulator RA0045 <p> * 1/2" Pressure Microphone Type 40AG <p> * 1/4" Preamplifier Type 26AC <p> * Test Jig RA0052 <p>The Test Jig has an adjustable spring-loaded arm to exert a variable force on the test object.