Icom IC-2730A Instruction Manual - Page 61

◇ Selecting the DTMF transmit speed, ■ Tone Squelch function, ◇ Operation

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OTHER FUNCTIONS 8 DDSelecting the DTMF transmit speed You can select the DTMF transmit speed. qqHold down [LOW DTMF]C for 1 second. • Enters the DTMF Menu mode. wwRotate [DIAL]S to select "SPEED" (DTMF Speed). eePush [ï]D. • Displays the DTMF Speed Setting screen. rrRotate [DIAL]S to select a desired transmit speed. • 100: Transmits the DTMF tones at about 100 milliseconds per code. 5 characters per second. • 200: Transmits the DTMF tones at about 200 milliseconds per code. 2.5 characters per second. • 300: Transmits the DTMF tones at about 300 milliseconds per code. 1.6 characters per second. • 500: Transmits the DTMF tones at about 500 milliseconds per code. 1 character per second. ttPush [MAIN BAND]. • Exits the DTMF Menu mode. OTHER FUNCTIONS ■■Tone Squelch function The squelch opens only when you receive a signal containing a matching subaudible tone in the FM or FM narrow mode. You can silently wait for calls from others using the same tone. Also, the reversed Tone Squelch function will mute the squelch when a signal containing a matched subaudible tone. You can set different tone frequencies or codes between transmission and reception. DDOperation 1. Setting the Tone function qqPush [MENU ]C. • Enters the MENU mode. wwRotate [DIAL]S to select "TONE" (Tone). 8 eePush [ï]D. • Goes to the next tree level. rrRotate [DIAL]S to select a desired tone squelch type. • Selectable options are listed on the next page. • T o use the Tone Squelch function, select other than "OFF," "TONE," or "DTC.OFF." ☞☞Continued on the next page. 56

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56
8
OTHER FUNCTIONS
8
OTHER FUNCTIONS
D
Selecting the DTMF transmit speed
You can select the DTMF transmit speed.
Hold down [LOW DTMF]
q
C
for 1 second.
• Enters the DTMF Menu mode.
w
Rotate [DIAL]
S
to select “SPEED” (DTMF Speed).
Push [
e
ï
]
D
.
• Displays the DTMF Speed Setting screen.
r
Rotate [DIAL]
S
to select a desired transmit speed.
• 100: Transmits the DTMF tones at about 100 millisec
-
onds per code.
5 characters per second.
• 200: Transmits the DTMF tones at about 200 millisec
-
onds per code.
2.5 characters per second.
• 300: Transmits the DTMF tones at about 300 millisec
-
onds per code.
1.6 characters per second.
• 500: Transmits the DTMF tones at about 500 millisec
-
onds per code.
1 character per second.
Push [MAIN BAND].
t
• Exits the DTMF Menu mode.
■
Tone Squelch function
The squelch opens only when you receive a signal containing
a matching subaudible tone in the FM or FM narrow mode.
You can silently wait for calls from others using the same
tone.
Also, the reversed Tone Squelch function will mute the squelch
when a signal containing a matched subaudible tone.
You can set different tone frequencies or codes between
transmission and reception.
D
Operation
Setting the Tone function
1.
Push [MENU
q
]
C
.
• Enters the MENU mode.
w
Rotate [DIAL]
S
to select “TONE” (Tone).
Push [
e
ï
]
D
.
• Goes to the next tree level.
Rotate [DIAL]
r
S
to select a desired tone squelch type.
• Selectable options are listed on the next page.
•To use the Tone Squelch function, select other than “OFF,”
“TONE,” or “DTC.OFF.”
Continued on the next page.
☞