AMBCO
MODEL 650A, 650AB
PURE TONE AUDIOMETER
SPECIFICATIONS
- 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, Divers, 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 in 5dB 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 (650AB).
- Total Weight
less than 4.5 Ibs (complete with headset, TDH 39 earphones, patient
response,
audiogram pad and carrying bag.)
5
YEAR LIMITED WARRANTY
This
warranty is extended to the original purchaser of the audiometer
by AMBCO through approved Special Instrument Distributor or through
AMBCO and covers defects in materials of workmanship for a period
of 5 years from the date of delivery to the original purchaser.
Defects will
be corrected at no cost to purchaser within the first 5 years, except
for shipping charges to and from point of service. This warranty
does not apply to those parts that are subject to normal wear and
tear, such as cords, power supplies, ear cushions and headbands.
Replaceable parts which may deteriorate with use will be supplied
at a reasonable cost. The manufacturer's liability under the above
warranty is void, if the audiometer is repaired by other than AMBCO
or authorized AMBCO Special Instrument Distributor. |
