Vertex Standard VX-150 Operating Manual page 27

Memory-Memory mode
Store a frequency that you want to use as the Dual Watch "Priority" channel into memory
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Set the radio to the Memory mode by pressing the [ MR ( SKIP )] key.
Rotate the DIAL to select the channel on which you wish to operate while periodically
checking for activity on channel "1" during Dual Watch operation.
Press the [ F ] key momentarily (not for 1/2 second), then press the [ VFO ( PRI )] key
(momentarily). A small "PRI" notation will appear on the LCD.
VFO-VFO mode
Press the [ VFO ( PRI ) ] key to switch to the VFO mode, if needed.
Press the [ F ] key, then press and hold in the [ VFO ( PRI ) ] key.
The VX-150 will now periodically change from the VFO-A frequency to the VFO-B fre-
quency, checking for activity on VFO-B for 0.2 second.
VX-150 O
PERATING
M
ANUAL
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