Radioddity DB20-G, Руководство пользователя

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Menu No. Menu Selection Description & Default settings
Default: OFF
CTCSS/DCS codes are privacy codes, Only when the code of the
transmit frequency and receive frequency is matching you can
transmit or receive the signal on the same channel.
The setting is for turning off or activating same CTCSS/DCS codes in
transmit and receive frequencies.
Press 1 on the mic to select the type of CTCSS/DCS:
67Hz-254.1Hz, 000N-777I.
Press DN or UP on the mic to select CTCSS/DCS code.
Default: OFF
It is an Optional Signaling, this feature is similar to CTCSS/DCS.
When the receiver adds optional signaling, the caller shall transmit
matching signaling. DTMF and 5Tone signaling can be applied for
other advanced features such as ANI, PTT ID, group call, select call,
remotely stun, remotely kill waken etc..
OFF
67Hz-254.1Hz 03 RT-CDC
000N-777I
DTMF
5Tone
04 TONEDEC
2Tone
Menu No. Menu Selection Description & Default settings
Default: SQ
This transceiver has 5 squelch modes available. Squelch function is
used for increasing the level of filtering unwanted signal, and free
from disturb.
SQ: You can hear the calling once receives matching carrier.
CTSS/DCS: You can hear the calling when receives matching carrier
and CTCSS/DCS code.
TONE: You can hear the calling when receives matching carrier
+optional signaling.
CT*TO: You can hear the calling when receives matching c
CTCSS/DCS + optional signaling.
CT/TO: You can hear the calling when receives any matching carrier
or CTCSS/DCS or optional signaling.
Default: 2.5K
You can select the desired frequency step.
*Note: Only available in Frequency Mode
Default: Wide (25KHz)
This function is used to set the working bandwidth of the radio.
SQ
CTSS/DCS
05 SIGNAL
06 STEP
07 W/N
2.5/5.0/6.25/10.0
/12.5/20.0/25.0
/30.0/50.0 KHz
Wide: 25KHz,
Narrow: 12.5KHz
OFF
*Note: Only available in Channel Mode