The GSI
®
61 Clinical Audiometer meets or exceeds the following standards: ANSI S3.6-1989;
ANSI S3.43-1992; IEC 645-1 (1992); IEC 645-2 (1993); ISO 389; UL 2601-1 Medical Electrical
Equipment; IEC 601-1 Medical Electrical Equipment and CSA C22.2, No. 601.1-M90
Electromedical Equipment.
The CE mark on this product indicates it conforms with the provisions noted in the 93/42/EEC
Medical Devices Directive.
CE Mark per Medical Device Directive (93/42/EEC)
Frequency Range
Air Conduction 125 Hz to 12000 Hz
High Frequency (optional) 8 kHz to 20 kHz
Bone Conduction 250 Hz to 8000 Hz
Sound Field (optional) 125 Hz to 12,000 Hz (125 Hz to 16,000 Hz
only with High Frequency option, 1761-9630, enabled)
Paired Insert (optional) 125 Hz to 8000 Hz
Single Insert (optional) 250 Hz to 6000 Hz
Accuracy ± 1 %
Total Harmonic Distortion £2% (earphones and paired insert phones*)
£5% (bone vibrator)
Intensity Range **
Air Conduction: -10 dB HL to 120 dB HL
High Frequency:* -20 dB HL to 100 dB HL (with Sennheiser HDA 200
Phones)
Bone Conduction:
Mastoid -10 dB HL to 80 dB HL
Forehead -10 dB HL to 70 dB HL
Sound Field:* -10 dB HL to 96 dB HL
Paired Inserts:* -10 dB HL to 110 dB HL
Single Insert:* -10 dB HL to 110 dB HL
Masking Intensity Range (Calibrated in effective masking)
Narrow Band Noise: Maximum dB HL is 15 dB below tone
White Noise: Maximum dB HL is 30 dB below tone
* Optional accessories
** The maximum HL values are applicable to the middle frequencies only.
GSI
®
61 is a registered trademark of Grason-Stadler. All rights reserved.
v
Specifications
Standards
Pure Tone - Channel
1 and Channel 2
European Authority Representative
Grason-Stadler A/S
Kongebakken 9
2765 Smørum
Denmark
0344
1761-0100 Rev. B