- 19 -
- 19 -
• Measure the output level of the channel strip using the con-
nected antenna test receiver and note the measured value.
– Setting the second channel strip compare the meas-
ured value with the noted value of the first channel
strip.
–
If the measured value of the first channel strip is high-
er press the
AUDIO
button repeatedly to activate
this channel strip
(page 15).
–
In the menu “
OUTPUT: LEVEL HF OUT:
” adjust the
higher output level of one channel strip to the lower
output level of the other channel strip incrementally
from “
0
” to “
– 7
” dB by pressing
.
• Press the
button.
—> The menu “Producing a QAM signal for testing” –
“
OUTPUT: RANDOM
” is activated.
Producing a QAM signal for testing
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 menu “Inverting the user signal –
OUTPUT: Spectrum
” is activated.
Bx 1A
RANDOM 6900
OUTPUT:
kBd
