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8 Topcom Twintalker 7000
Topcom Twintalker 7000
12.6 CTCSS / CDCSS
There are 38 analogue (CTCSS 1 - 38) and 83 digital (CDCSS 39 - 121) codes available per
channel.
– CTCSS: Continuous Tone Coded Squelch System
– CDCSS: Continuous Digital Coded Squelch System
The codes are transmitted as inaudible signals together with the standard voice
communication. Two users, with the same channel and CTCSS or CDCSS set can hear one
another.They will not be able to hear anyone else on the channel unless the other radios
have the same exact code enabled.
• Press twice, the CTCSS/CDCSS code will flash
• Press or to select another code.
• Press to confirm your selection and return to the NORMAL mode.
• To confirm and shift to the next option, press .
NOTE: Any PMR set on the same channel can receive and listen to the conversation.
12.7 Channel Scan
CHANNEL SCAN performs searches for active signals in an endless loop from channel 1 to
8.
• Press to start scanning.
• When an active signal (one of 8 channels) is detected, CHANNEL
SCAN pauses and you will hear the active signal.
• Press to communicate through the active signal channel.
• Press to deactivate channel scan.
When an active signal (one of 8 channels) is detected, press or to bypass the current
channel and continue to search for another active channel.
12.8 Monitor
You can use the monitor feature to check for weaker signals in the current channel.
• Press and hold . After 3 seconds, channel monitoring will be activated. Hold this
button for contiuous monitoring.
• Release to stop monitoring
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