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2.6 Data transfer to a computer
The audiometer can be upgraded with an option to allow connection to a
computer with the NOAH application for the transfer of air conduction,
bone conduction, speech and ULL test results (see 3.10). You must use
the designated cable which is supplied with this option.
2.7 Line in/out connection (audio)
The Siemens SD 270 has audio line in/out connections for CD or tape
player input (e.g. for recorded speech testing) and amplifier output.
Important Note:
Line out connections are switched on only when FREEFIELD is selected.
The following connections apply to both LINE IN and LINE OUT.
Main Body Segment
Ground
For more information on live and recorded speech please see Appendix 1.
3 Using the Audiometer
3.1 Ambient conditions
Audiometric testing should always be performed in a quiet room or in an
acoustic booth.
3.2 Switching the audiometer on and off
Press the
key highlighted centre right of the front panel. No warm-up
time is required. The display will briefly show the model and the type of
headphone currently selected for use.
SM010-3 Siemens SD 270 Operating & Service Manual
Please refer to Appendix 4 for important information
regarding the connection of non-medical electrical
equipment to medical electrical equipment
Please refer to Appendix 4 for important information
regarding the connection of non-medical electrical
equipment to medical electrical equipment
Mid segment
Right Channel
End segment
Left Channel
Page 9
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