Operation; Controls And Their Functions - Kenwood TR-851A Instruction Manual
430mhz/144mhz all mode transceiver
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- Instruction manual (58 pages) ,
- Service manual (93 pages) ,
- Instruction manual (58 pages)
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4. OPERATION
4-1.
CONTROLS AND THEIR FUNCTIONS
@
4-1-1.
Front panel
OD
'5:
|
|
(With the TR-851E/751E)}
A KENWOOD
"144MHz ALL M(
Note:
E
2
All segments on the Display Panel and Indicators are
shown on for this explanation.
@ @® Up/Down (¥ MHz/M.CH A) keys
Use these keys to step frequencies [in the VFO A or
VFO
B mode]
and
Memory
Channels
[in the MR
(Memory Recall) mode] UP or DOWN.
Note;
- —
When the FUNC (Function) indicator is ON, the Down
(¥ MHz)
key functions as the F.LOCK
(Frequency
Lock) and the Up (M.CH 4) key as the AL (Alert) key.
F.LOCK (Frequency Lock) key
Disables the TUNING
knob, keys, and switches and
locks the selected frequency and other settings.
This function is active when
the FUNC
is ON and
F.LOCK key is pressed.
AL (Alert) key
This switch
is used
to check
the priority channel
(M.CH1). When this switch is depressed M.CH1
will
be checked at about 6-second intervals. This func-
tion is active, when the FUNC is ON and the AL key
is pressed.
@
VOICE key
Press this key to activate
the optional
voice
syn-
thesizer unit VS-1.
TONE key (TR-851A/751A only)
Activates
the
optional
subaudible
tone
encoder
(TU-7) when it is installed.
This function is active when
the FUNC
is ON and
TONE key is pressed.
10
vot —@)—SOL
RIT —2)— RE
18
PUSH ON
i
0 ~~
"FS
MIN
AA.
af g
@
FUNC (Function) key
Pressing
this
key
changes
the
functions
of the
Up/Down (WV MHz/M.CH
&) keys to the F.LOCK and
AL keys and the VOICE key to the TONE key (TR-
851A/751A
only). FUNC
indicator is ON when the
FUNC key is in the ON position. Each time this key is
pressed, the FUNC indicator alternates.
©) Display panel
The large LCD displays operational information such
as transmit/receive frequencies and memory channel
informations.
(See page 12.)
©
S & RF meter
This meter operates as the S meter during reception
to indicate signal strength and operates
as the RF
meter
during
transmission
to
indicate
relative
transmit power output.
This meter is set to point approximately
to ''8'' in
the high power mode.
Note:
:
—
The RF meter is calibrated
with a 50-ohm
dummy
load; the meter readings will differ when the anten-
na's SWR is high.
S meter
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