Transmitting - Yaesu FT-51R Owner's Manual

Visible bandwidth 10-kHz channel steps
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144.970 145.000
Center
Frequency
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444.925 445.000
Visible bandwidth @ 25-kHz channel steps
Comparison of Spectrum
When operating from a VFO,
are viewed per sweep. The visible bandwidth,
however, depends on the selected channel step
size (see the comparison on the next page), so
match the default channel steps with the ama-
teur band you are using. During memory opera-
tion, the scope shows activity of the four
memory channels above and
played memory.
The Spectrum Scope starts sweeping on the
Main Channel, so press
select the other band to view and operate on. You
can press at any time to switch operation to
(BAND)
the sub-channel, however, the spectrum view
remains on the initial band (indicated by the
rolling bargraph segments), until changed.
70 kHz
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145,040
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175 kHz
Scope Visible Bandwidth
eight
channels
three
below the dis-
first if you want to
(BAND)
or turning the
see
can station activity, then slowly turn the
until a station is centered in the center-
DIAL
channel marker (colon). To turn the scope off
and operate on the centered (and displayed)
simply press the PTT momevztarily.
channel,
spectrum scope remains off until manually or
automatically activated again.

Transmitting

Follow the procedure described on the next
page to select the desired transmitter power
level. For all low power levels,
played at the top center of the display.
To transmit, press and hold the
speaking into the microphone (at the bottom of
the front panel). During transmission either the
or LED glows red, and the bargraph
VHF UHF
meter shows relative transmitter power output.
Release the to receive.
PTT
Note! Sub-channel receiver audio can inad-
vertently be re-transmitted along with your
voice. To prevent this from occurring, turn off
the sub-channel (press
cross-band full-duplex (for telephone-style con-
Tune until you
DIAL.
The
is dis-
" LOW"
while
To operate