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Technical data
11 Technical data
Voltage
100 to 240 VAC ± 10%
Frequency
50 to 60 Hz ± 3 Hz
Power consumption
30 VA ± 10 %
Fuses
2 X T1A L/250V glass tube
Weight
approx. 4.5 kg without accessories
Dimensions
approx. 505 x 355 x 110 mm (W x H x D)
Life cycle
approx. 11 years
Warm-up time
<10 min full acclimatization at the specific operating
environment
Ambient conditions
Transport and storage
Temperature: -10°C to +45°C
Air humidity without condensation: 30% to 90 % relative
humidity
Air pressure: 70 kPa to 106 kPa
Operation
Temperature: +15°C to +35°C
Air humidity without condensation: 30% to 90 % relative
humidity
Air pressure: 98 kPa to 104 kPa
Signal output
Headphone (audiometer headphone)
Bone vibrator
Free field: 2 loudspeakers, active or passive
External: further headphones or earphones or 2 other
loudspeakers
Monitor Mono: monaural listener
Monitor Stereo: binaural listener
Signal inputs
Left and right: external signal source
Microphone external: Headset (electret or dynamic)
Microphone patient: Patient microphone (electret or
dynamic)
Data interface
RS 232: Printer (8 data bits, 1 stop bit / no parity / no flow
control / 115200 Baud)
USB: PC (galvanically isolated, USB 2.0, 12 Mb/s)
Number of signal chan-
nels
2 separate and identical signal channels
Attenuator
1dB or 5 dB steps over the entire range
Total harmonic distortion Headphone: < 2.5%
Bone vibrator: < 5.5 %
Frequency accuracy tone
test
Headphone: 125 - 8000 Hz
Bone vibrator: 250 - 6000 Hz
Frequency accuracy tone
test
/- 1%
Signal types tone test
Continuous tone