Learjet 60 - BOTH;VOICE;IDENT Switch; Radio Monitor Switches

Pilot's Manual
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Learjet 60
RADIO
MONITOR SWITCHES
Each control has a
push-ON/push-OFF
function and a volume con-
trol which is rotated
to regulate the volume
level of individual audio
inputs . In the "ON"
position, the control
knob will protrude further
than in the "OFF"
position . Also, the control
will illuminate in the
"ON" position . Radio
monitor switches on the
audio control panel are
labeled and perform the
following functions :
VHF 1 and
VHF 2 Switches -
When in the "ON" position,
provide
audio
from the VHF 1 and
VHF 2 transceivers
respectively .
HF 1 and HF 2 Switches
- When in the "ON"
position, provide
au-
dio from the HF 1
and HF 2 (if installed)
transceivers respectively .
NAV 1
and NAV 2 Switches -
When in the "ON"
position, provide
audio from the NAV 1 and
NAV 2 receivers respectively .
ADF 1 and ADF
2 Switches - When in
the "ON" position, provide
audio from the
ADF 1 and ADF 2 (if
installed) receivers respectively .
DME 1 and
DME 2 Switches -
When in the "ON" position,
provide
audio
from the DME 1 and
DME 2 transceivers respectively
.
MKR 1 and MKR 2
Switches - When in the "ON"
position, provide
audio from the MKR
1 and MKR 2 receivers respectively
.
BOTH/VOICE/IDENT SWITCH
This
switch controls the
audio filtering for the NAV and ADF receiv-
ers .
BOTH Position - When the switch
is
in
this position, both the sta-
tion
identifier and voice transmissions
will be heard . The BOTH posi-
tion is the normal position .
VOICE Position -
When the switch is in this position, only the voice
transmissions
will be heard .
IDENT Position - When the switch is in this
position, only the sta-
tion identifier
will be heard .
5-46
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PM-123
Original