Yaesu FT-847 Operating Manual page 24

Hf + v-uhf all mode transceiver
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Front Panel Controls & Switches
(15) S.SRCH Switch
Pressing this switch momentarily recalls the "S
S
™" memories. Pressing and holding in this
EARCH
switch for ½ second initiates S
ning. With S
S
MART
quickly searches above and below the Main VFO fre-
quency, storing those frequencies on which activity is
detected (without stopping on them even momentarily).
(16) NAR Switch
This switch is used to activate the "Narrow" filter mode
in the CW (optional YF-115C required), AM, and FM
modes, for improved interference rejection. On FM, it
also selects the low-deviation mode required for HF
FM operation on 29 MHz. Press this switch to select
the Narrow mode; the "NAR" icon will appear on the
display panel.
22
S
MART
EARCH
™ engaged, the transceiver
EARCH
(17) MODE Switches
Pressing one of these switches selects the operating
MART
mode. Per the chart below, repeated presses of a par-
™ scan-
ticular switch will cause the precise mode to be se-
lected from within a mode group (for example, repeat-
edly pressing [SSB] toggles the mode between USB
and LSB).
MODE Switch
SSB
CW
FM/AM
(18) VOICE Switch
Pressing this switch activates the optional FVS-1A,
which provides announcement of the operating fre-
quency (with resolution to the displayed 100 Hz digit)
for operators with vision impairments.
Available Modes
LSB ó USB
CW(USB) ó CW(LSB)
FM ó AM
FT-847 O
PERATING
M
ANUAL

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