Controls Connectors; Top & Front Panel - Yaesu FT-51R Owner's Manual

Top Front Panel
2 3
Antenna Jack
(1)
This BNC jack accepts the supplied YHA-55
flexible antenna, or another antenna designed
to provide 5042 impedance on 2-m
Jack
(2)
EAR
This 2-conductor, 3.5-mm mini phone jack
provides audio output for an optional ear-
phone or speaker/mic (impedance is
internal loudspeaker is disabled when this
jack is used. Note: the
over the jacks must be pulled up to access them.
Press it back over the jacks when they
Controls
4
70-cm.
The
protective rubber cover
are not in
Connectors
use, to protect the inside of the transceiverfrom
dust and water.
Jack
This 2-conductor, 2.5-mm phone jack accepts
a optional microphone or speaker/mic (im-
pedance is 2 kQ). The internal microphone is
disabled while this jack is used.
Rotary Selector
(4)
DIAL
Rotate this to tune, or select memories and
other settings, according to the function se-
lected by the keys. This knob can be set to
duplicate some functions of the
for convenience (page 60).
button
(5)
LOCK
This button locks the front-panel controls and
buttons. Four locking modes are selectable:
keypad,
PTT, DIAL
ous combinations.
(6) buttons
These adjust the volume of the receiver in 16
increments, indicated on the bargraph meter
for each band. Also, the squelch is adjusted in
the same manner after first pressing (OM). This
keys
and volume level, in vari-