User manual

MRD 3187B User Manual
Page 66
AdvPSK 2-2
Mod:Adv QPSK 2/3
► Freq:01250.0 MHz
LO Off:00000.0 MHz
AdvPSK 2-2
Freq:01250.0 MHz
LO Off:00000.0 MHz
► SymRt:00.000000MSps
AdvPSK 2-2
Freq:01250.0 MHz
► LO Off:00000.0 MHz
SymRt:00.000000MSps
1. Use the and buttons to move the
cursor to, “Freq:” then press the
button.
2. Use the and buttons to select the
column to edit and use the and
buttons to change the frequency (950MHz –
2150MHz), then press the button to save
the selection.
Local Oscillator Offset
The ASM card offers an offset for the Local Oscillator frequency. This means that the
MRD will calculate the actual frequency in which the card tunes; saving the user time
and possible miscalculation errors. Follow the steps below to change the offset or set to
zero for manual calculation.
1. Use the and buttons to move the
cursor to, “LO Off:” then press the
button.
2. Use the and buttons to select the
column to edit and use the and
buttons to change the Local Oscillator Offset,
then press the button to save the
selection.
Symbol Rate A
1. Use the and buttons to move the
cursor to, “SymRt:” then press the
button.
2. Use the and buttons to select the
column to edit and use the and
buttons to change the symbol rate.
3. Then press the button to save the
selection.
Input B
These settings correspond to the input on “Source B.”
Modulation Type
The ASM card can receive DVB-QPSK (
1
/
2
,
2
/
3
,
3
/
4
,
5
/
6
,
7
/
8
), Adv QPSK (
1
/
2
,
2
/
3
,
3
/
4
,
5
/
6
,
7
/
8
), and 8-
PSK (
2
/
3
,
3
/
4
(2.05),
3
/
4
(2.10),
3
/
4
(2.20),
5
/
6
,
8
/
9
)
transmission.