Yaesu FT-891 Quick Manual

RF/SQL knob
Rotate this knob counterclockwise. à The background noise and the system gain will be reduced.
○ Rotate the knob slightly counter-clockwise to the point where the "stationary" meter indication is set
just about the same as the incoming noise level.
○ This control may be changed to function as the squelch control by selecting "SQL" on Menu Mode
"05-05 [ RF/SQL VR ] ".
AF Knob
The ( inner ) AF knob adjusts the receiver audio volume level of
the internal or external speaker. Clockwise rotation increases
the volume level.
MULTI function knob
● Adjusts the operating frequency of VFO-A in 500 kHz
Steps ( except for AM and FM mode )
Repeatedly press this knob momentarily until the "
displayed. à Rotate this knob.
● Adjusts the operating frequency of VFO-B
Repeatedly press this knob momentarily until the "
played. à Rotate this knob.
● Operates the [ A ] / [ B ] / [ C ] / [ CLAR ] key function
The default assignment of the [ A ] key is the IF SHIFT function.
Press the [ A ] key. à IF SHIFT pop-up screen appears à
Rotate this knob to Adjust the DSP filter passband.
○ Press and hold this knob to restore the IF SHIFT setting to
the factory default.
● Selects the Desired memory channel
When the "MEMORY CHANNEL" list screen is displayed,
the desired memory channel can be selected by rotating and
pressing this knob.
● Switches the function ON or OFF through the "Setting/
Function" Modes
Rotate this knob to operate "Setting/Function" Modes are
displayed by pressing [ F ] key.
- Menu Selection ( Rotate this knob )
- Switching the function ON or OFF ( Press this knob )
- Changing setting values ( Press this knob and rotate it )
● Changes the Menu Mode setting values
FT-891 Quick Manual
" is
" is dis-
[ F ] key
Press this key. à Switch through the "Setting/Function" Modes as follows
○ Select the desired function from the "Function/Setting" Mode, and then press the MULTI function knob to switch
the function ON or OFF.
○ Assigns "Function/Setting" Modes to the [ A ] / [ B ] / [ C ] keys, rotate the MULTI function knob to select the desired
function on the "Setting/Function" Mode, and then press and hold the [ A ] / [ B ] / [ C ] key.
○ FM SETTING, REC SETTING and ATAS SETTING function screens may be enabled via Menu mode "05-10",
"05-11" or "05-12".
Press and hold this key. à Activating the Menu Mode.
[ PWR/LOCK ] key
Press and hold this key. à Turns the transceiver ON or OFF.
Briefly press the key while the transceiver is ON. à this key toggles
the MAIN DIAL knob lock ON/OFF.
[ CLAR ] key
Press this key. à Rotate the MULTI function knob à Adjust the VFO-A RX
clarifier offset value up to ±9.998 kHz.
This feature is ideal for following a drifting station, or for
setting the small frequency offsets sometimes utilized in DX
"Split" work.
○ The clarifier offset value ( frequency ) can be restored to "0 ( zero ) " by pressing
the MULTI function knob for more than one second.
à FUNCTION-1 à FUNCTION-2 à CW SETTING à
MAIN DIAL
Rotate this knob clockwise to increases
the operating frequency and rotate it
counterclockwise to decrease the operat-
ing frequency.
○ Pressing the [ FAST ] key will change
the tuning of the MAIN DIAL to a high-
er step rate.
○ Pressing [ PWR/LOCK ] key briefly will
engage or release the DIAL knob lock.