Acronyms for RDS Radio Data System

RDS Radio Data System acronyms and descriptions including TP, TI, EON, etc.

VHF FM Broadcasting Tutorial Includes:
RDS basics RDS operation PTY codes RDS acronyms

RDS has been successfully in use for many years,. However there are many RDS acronyms or abbreviations that are used with RDS.

The RDS acronyms can be confusing as they are not always mentioned in the literature associated with a particular radio, or the instruction manual may be lost.

The common RDS acronyms and abbreviations relate to the various operational modes and facilities. These RDS acronyms are widely used in view of the fact that within countries that have adopted the system, most car radios today incorporate RDS as standard.

RDS Radio Data System Acronyms and Abbreviations
RDS Code	Meaning	Description
AF	Alternative Frequencies	A list of a station's frequencies in adjacent transmitter areas.
CT	Clock Time and Date	Data containing time and date information so that the receiver can display. Using this signal has the advantage over a self-contained clock in the radio that it adjusts itself to changes between BST and GMT (UTC) and it does not loose or gain time.
DI	Decoder Information	This signal allows for miscellaneous function in the radio to be controlled
EON	Enhanced Other Networks	Information transmitted giving the radio a cross-reference to other stations for Travel service and other features.
MS	Music/Speech	This allows for the relative levels of speech and music to be altered.
PI	Programme Identification	This is a station code used in conjunction with AF data to provide automatic tuning to the best signal for a chosen service.
PIN	Programme Identification Number	This signal identifies a given programme and allows the radio to turn itself (and possibly a recorder) on for that programme.
PTY	Programme Type Selection	A signal which allows for the selection of listening by one of 15 types of programme rather than by the station.
PS	Programme Service Name	A signal which enables the name of the station to be displayed.
RT	Radio Text	This allows information about the programme to be displayed by the radio.
TDC	Transparent Data Channel	This allows for data to downloaded via RDS.
TP/TA	Travel Service	These signals enable the travel information to be heard, regardless of the choice of listening.