R.V.R. Elettronica TRDS 4001, Руководство пользователя

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TRDS 4001
9 / 36 User Manual Rev. 4.0 - 23/03/01
c) To automatically change over from a station which doesn’t transmit traffic news;
M/S - MUSIC/SPEECH SWITCH: it’s used to modify the music and the spoken
volume one by one.
PIN - PROGRAM- ITEM NUMBER: it’s used to plan the receiver to receive certain
programs at preselected date and hour.
RT - RADIOTEXT: it’s used to transmit the text trasmission; this function is mainly
for the domestic application (house receivers).
EON - ENHANCED OTHER NETWORKS: it’s used to transmit the PI,PS,AF,PTY
to the PIN of other radios.
TDC - TRANSPARENTE DATA CHANNEL: it’s used for the data transmission
and it could be free used, for example, to send messages on a brighltly sign.
IH - IN HOUSE APPLICATION: it’s used to transmit data of exclusive use of the
broadcaster and it can be utilized , for example, to send telemetry data, software,
etc.
4.3 Encoder External Description
The coder TRDS4001 is composed of a 19", 1HE and 250 mm depth rack.
4.3.1 Front Panel
1 2
3
4
5
6
7
8
9
10 11
1 LEDS 7 green leds indicating some functions of the RDS encoder (for future
use)
2 KEY ON
Led indicating that one of the keys is pressed
3 TP Switch and led to insert/remove and see the status of the TP bit
4 TA Switch and led to insert/remove and see the status of the TA bit
5 M/S Switch and led to insert/remove and see the status of the M/S bit
6 F1 Switch and led to insert/remove and see the status of the F1 bit (reserved
for future use)
7 F2 Switch and led to insert/remove and see the status of the F2 bit (reserved
for future use)
8 STE green LED, when lit it indicates the detection of the 19 kHz tone in the
MPX input