ETSI TS 103 236

ETSI TS 103 236 contains technical requirements for Continuous Tone Controlled Signalling System (CTCSS) andDigitally Coded Squelch Signalling (DCSS).

CTCSS and DCSS systems allow the audio in a receiver to be selectively enabled/disabled on receipt of a specifictone/code. These tones/codes are transmitted continuously during the transmission so the receiver would normallyimplement suitable process to remove them from the wanted audio signal.

The present document specifies signalling systems that may be used with analogue FM voice equipment complyingwith either EN 300 086-1 [i.1]/EN 300 086-2 [i.2] or EN 300 296-1 [i.3]/EN 300 296-2 [i.4].

The present document only applies to equipment that employs frequency or phase modulation.

The scope of the present document is similar to prior national standards [i.5], [i.6] and aspects of international standards[i.7].

Edition:

1.1.1

Published:

01/01/2014

Number of Pages:

21

File Size:

1 file , 110 KB

Note:

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