- 26 -
PHDT 1000 H
• Press the
buttons to set the size of the data packets ("
188"
or "
204
"
bits).
• If the polarity of the data to be transmitted has to be changed, press the
buttons to place the cursor under "
pos.
" (positive – standard) and
using the
buttons set to "
neg.
" (negative).
• To change the type of transmission press the
buttons to position the
cursor under "
cont.
" (continuous – standard) and using the
set to
"
burst
".
—> Setting "cont."
The data packets of the user data are spaced out evenly in the trans-
port stream.
—> Setting "burst"
The data packets of the user data are collected to a great data
packet in the transport stream.
• Press the
button.
—> The next menu is activated.
s
eleCting
the
Channel
striP
Bx 4
Line A <=
LINE
=> Line B
• By pressing select channel strip "
A
" ("
Line A
") or select channel strip "
B
"
("
Line B
") by pressing the button.
—> The next menu is activated.
s
eleCting
Channel
/
frequen
Cy
set ting
In this menu, you can select the channel or frequen cy setting for the adjustment
of the RF output. The channel setting covers the range of channels S21 …
C69, the frequency setting covers the range from 42.0 MHz to 860.0 MHz.
The QAM signal is normally transmitted with a bandwidth of 8 MHz. This
means that you can only use the channel centre frequency of the existing