A1.6.2 Procedure:
As described in A1.3.2
A1.7 Free Field Recorded Speech Audiometry With Competing Noise
(Audiometer-Generated)
A1.7.1 Set Up: - as described in A1.6.1 then:
a) Select MASK
b) Select internal masking source using Softkey4 (the INT option is
displayed in capitals); wideband noise is routed to the competing LINE
OUT channel
c) The level of competing noise is adjusted in 5db steps using the MASK
rotary control
A1.7.2 Procedure:
As described in A1.3.2 but adjusting the competing noise level as required.
A1.8 Free Field Recorded Speech Audiometry With Competing Noise
(Recorded)
A1.8.1 Set Up: as described in A1.7.1 except:
a) Select external masking source using Softkey4 (the EXT option is
displayed in capitals); competing noise from the signal source is
routed to the competing LINE OUT channel
b) Use the SIGNAL control to adjust the signal channel and MASK
control to adjust the noise channel
A1.8.2 Procedure:
As described in A1.3.2 but adjusting the competing noise level as required.
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