The Ambco 650AB is an electric & battery audiometer. The unit is portable and light weight. Unit has a battery life indicator. It has an easy-to-use tone switch and tone present indicator. The 650AB is extremely accurate and exceeds all specifications. It has steady and pulsed tone. Unit is new and includes custom carrying bag.
Specifications
- 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%
- Power: 110-230 VAC, 50-60 HZ UL, C.S.A. approved power supply. Long hour operation on one 9 volt battery.
- Total Weight: less than 4.5 lbs
- Complete with headset, TDH 39 earphones, patient response, audiogram pad and carrying bag.
- 5 Year Limited Warranty
