The Ambco 650A is an electric audiometer. The unit is portable and light weight. It has an easy-to-use tone switch and tone present indicator. It needs to be plugged in, 110 or 220V. The 650A is extremely accurate and exceeds all specifications. It has steady and pulsed tone. Unit is new and includes custom carrying bag.
- Unit meets or exceeds ANSI S3.6 1989, (ASA 81-1989) ISO 389-1985, C.H.D.P, O.S.H.A, E.P.S.D.T.F.A.A., Police, Drivers, requirements.
- Frequency Range: 250, 500, 1000, 2000, 3000, 4000, 6000, 8000 Hz accuracy better than +/-3%, (steady and pulsed tone).
- Hearing Threshold Range: 0 to 90dB steps accuracy better than +/-2 dB
- Harmonic Distortion – less than 3%
- Total Weight: less than 4.5 lbs
- Complete with headset, TDH 39 earphones, patient response, audiogram pad and carrying bag.
- 5 Year Limited Warranty