54200
Users Manual
5-22
PDC and VPS
General
This section covers operating information for the Programme Delivery Control (PDC)
and Video Programming System (VPS).
Fluke 54200 with the PDC and VPS option generates PDC and VPS signals for 625 line
systems.
Nine different data sets are selectable using the menu. In PDC as well as VPS, four of
these data sets can be programmed by the user. Furthermore PDC offers a 'Multi Label-
ling' function in the packet 8/30 format 2.
A comprehensive check can be made of all PDC and VPS functions of instruments in
development, production, and service.
Since 1985 VPS signals have been transmitted by the German broadcasting stations
ARD and ZDF. VPS has also been introduced in Switzerland and Austria.
PDC was introduced into the United Kingdom in 1992. In 1993 it was introduced into
the Netherlands. It is planned to introduce PDC into several European countries, includ-
ing the countries into which VPS has been introduced.
PDC Description
Exact information on the design and contents of PDC can be obtained from the 'EBU
specification of the domestic video Programme Delivery Control system (PDC)', EBU
SPB 459 Rev. 2.
A general overview is given below:
The PDC data is transmitted in CCIR system B Teletext extension data packets of type
8/30 format 2. For details, see Figure below.
Figure 5-15. Structure of the Teletext Data Packet 8/30 Format 2
PDC is made up of two distinct service components, defined as
Preselection Function
(PSF)
and the
Recording Control Function (RCF).
To Next Page
Loading...