Hearing screening audiometer Model GSI 18 with DD45 headphones Headband HBA Cat. GSA-1718-9701 Brand Grason-Stadler

Hearing screening audiometer Model GSI 18 with DD45 headphones Headband HBA Cat. GSA-1718-9701 Brand Grason-Stadler

Features:

• A canal
• Tonal airway audiometry
• LCD Display
• 11 frequencies: 125 Hz to 8000 Hz
• Wide intensity range
• Compact, lightweight design
• AC power line and/or battery
• Calibration storage for standard headphones
• Includes TDH 39 headphones
• Ideal for schools, industry and doctor's office for screening audiometry

Frequencies:

• Range: 125, 250, 500, 750, 1000, 1500, 2000, 3000, 4000, 6000, and 8000 Hz
• Accuracy: + / – 2%
• Total harmonic distortion: <2,5%
• Rise/fall: 20 to 50 ms
• Signal format: continuous, pulsed (2,5 per second), FM (+ / – 5%, 5 Hz)

Intensities:

• TDH-39 125 Hz -10 to 50 dB HL
• 500-6000 Hz -10 to 90 dB HL
• 250 and 8000 Hz -10 to 70 dB HL

Dimensions and weight:

• 32cm(W) ​​x 22,3cm(D) x 8,1cm(H)
• 1,2 kg

Shipping:

• 40,6cm(W) ​​x 40.6cm(D) x 20,3cm(H)
• 3,4 kg

Environment:

• Operating temperature: 15° to 40°C (59° to 104°F)
• Operating humidity: 15% to 95%
• Ambient temperature: 98 kPa to 104 kPa
• Storage temperature: -34° to +65°C (-93°F to 149°F)