[Visual]

PDC (
Program Delivery Control
)
Systems
PAL B / G / I / D / K selectable ON/OFF
Frequence
6.9375 MHz
Transmission mode
NRZ (no return to zero)
Data line
329 even frame, in a sequence of 400 ms
Content
START, STOP and PAUSE functions selectable.
Country and minute selectable. Month, day and
hour information are fixed to 1.
"0" level
Black level
"1" level
66% ±5% of the white level
VPS
Systems
PAL B / G / D / K selectable ON/OFF
Frequency
5.5 MHz
Transmission mode
Two-phase
Data line
16 odd frame
Content
Function: START, STOP and PAUSE.
Country and minute selectable. Month, day and
hour information are fixed to 1.
"0" level
Black level
"1" level
66% ±5% of the white level

http://www.devicemanuals.com/product...XT_manual.html

PDC ON
When pressing this key with the LED turned on activates function
PDC
(
P
rogram
D
elivery
C
ontrol). With the lower LED of
DISPLAY SELECT
turned
on, the information that appears in field
CHANNEL
corresponds to the country
information. The possibilities are
SPA
(Spain)
, UK
(United Kingdom)
, GER
(Germany)
y
FRA
(France). Between field
CHANNEL
and
CH-FREQ
appears
the information of status
STA
(Start),
STO
(Stop) and
PAU
(Pause). In field
CH_FREQ
the time in minutes of the programming of signal
VPS
appears. The
possibilities are
1m and 5m
. The information of month (1), day (1) and hour (1)
is fixed. The choice between the different possibilities is done with the encoder
selecting first the field and then the function.
Signals VPS and PDC always contain the same information.

PSIP can also send:

the exact time referenced to UTC and GPS time;the short name, which some stations use to publish their callsign. A maximum of seven characters can be used in a short name.