Audiometer, "Oscilla", by Danavox Audiometer, "Oscilla", by Danavox Object Number: 1991-165/11 type: audiometers
Electro-Acoustic Impedance Meter Electro-Acoustic Impedance Meter Object Number: 1991-165/24 type: meters
Electro-Acoustic Impedance Bridge Electro-Acoustic Impedance Bridge Object Number: 1991-165/25 type: meters