9
SET MODES
9-4
VOX time-out timer
Set the VOX time-out timer to between 1, 2, 3, 4, 5, 
10, and 15 minutes, to prevent accidental prolonged 
transmission by the VOX function. To turn OFF the 
function, select “Vto.OF.”  (Default: 3)
The “VOX time-out timer” item in the Set mode
The VOX time-out timer 
is set to 3 minutes.
VOX time-out timer 
is set to 15 minutes 
(maximum).
The VOX time-out timer must be set shorter than the 
Time-out timer, otherwise the VOX time-out timer will 
not function. 
DTMF TX key
Selects the method to transmit a DTMF code 
sequence.  (Default: dmt.k)
 • dmt.k:   Transmits the appropriate DTMF code 
assigned to the key. (p. 8-3)
 • dmt.m:  Transmits the programmed DTMF code 
sequence in the DTMF memory channel 
assigned to the key.
 • dmt.t:  
No DTMF code can be transmitted. (p. 8-3)
 
However, while holding down [PTT], 
pushing either [Y] or [Z] transmits the 
1750 Hz tone burst.
Mode
Set both the transmission and reception passband 
width to wide or narrow.  (Default: W/n. W)
Wide (FM mode) Narrow (FM-N mode)
Set mode items