5
Tone squelch feature
The tone squelch opens the speaker audio only when a signal containing the specified
CTCSS tone is received. The receiver will be quiet while waiting for a call from a specific
station.
Setting CTCSS Tone frequency
The tone frequency may be selected from 50 frequencies (from 67.0 Hz to 254.1 Hz).
Press and hold
the Function key
→
Press the
p
or
q
key
→
Press the Function key
(Entering the Set Mode)
(Selecting "36 SQL.TYP")
1. Press the [
p
] or [
q
] to select the “
TSQL
”
2. Press the Function key.
3. Press the [
p
] or [
q
] to select the “
38 TN FRQ
”.
4. Press the Function key.
•
The receive (R) tone frequency setting screen will appear.
5. Press the [
p
] or [
q
] to select the receive (R) tone fre-
quency.
•
Pressing the [
V/M
] key to switch to the transmit (T)
tone frequency, then press the [
p
] or [
q
] to select the
transmit (T) tone frequency.
Receive
6. Press the
PTT
switch to save the settings and return to normal operation.
z
The tone frequency setting is common with the squelch types as follows:
R-TONE, T-TONE, TSQL, RV TN
z
The default setting is “100.0Hz”.
