Author: RRi
Page - 31 -
Version 1.0
Date: 10-2019
BLANKOM-IPQAM-801_User_Manual_ENv1.0.docx
IPQAM-801 DVB-C A/C Modulator IP to QAM User Manual
Please be a little patience, it take some time to acquire a stream and insert this into the mux.
Channel Datrates depending on the modes setup: Symbol rate is usually 6750-6850 and 256
QAM the highest and best value for QAM out: max. Datarate is 51 Mb/s incl. Zero pakets on
PID8191dec.
Please set the RF-Center frequencies of the QAM channels according to the
values shown in the Annex of this document
and adjust the QAM output levels accoring to
your combining network. Hint: QAM265 level are to be set to 4dB less than PAL channels while
QAM64 has to be 10dB less than PAL (according to Kabel Deutschland Technical Specifications).
NOTE:
The Symbol Rate has sometimes in some devices have to be entered with the (american
style) “.” As the thousand komma:
Like: 6.900 Msps (Mega sysmbols per second).
