- 17 -
strip. Thus you can measure the absolute output level using
a analogue test receiver.
•
Measure the output level of the channel strip using the con-
nected antenna test receiver.
•
By pressing the
AUDIO
button activate the menu
“OUTPUT: LEVEL HF OUT:”
and
adjust the output level in-
crementally from “0
” to “
–7” dB
by pressi
ng .
• Press the button twice.
—> “OUTPUT: RANDOM” is shown in the display.
Producing a QAM signal for testing (only Bx…A)
The Cassette generates a QAM signal for testing,
without
there having to be an input signal.
In the second menu line, the corresponding output symbol
rate e.g. “6900 kBd”
(=
6,900
kilosymbols per second) is shown.
• Press the button.
—> The display shows the “OUTPUT: Spectrum” menu.
Inverting the user signal (only Bx…A)
For exceptions and “older” digital cable receivers, the spec-
tral position of the user signal can be inverted.
Bx 1A
RANDOM 6900
OUTPUT:
kBd
* )
Bx 1A
Spectrum
OUTPUT:
normal
normal / inverse
* )
