Chapter 5
Configuring the Meter
Configure – Measure Tab
70
DSAM Help User Guide
Rev. 001
5
Using the arrow keys, select the
parameter
you want to edit.
6
Press
ENTER
.
7
Using the arrow keys and the alphanumeric keypad, edit the
value
.
OR
8
Using the arrow keys, select an
option
.
9
Press
ENTER
.
10
Press the
OK
softkey.
Figure 60
Configure – Return QAM Generator
Table 27
Return QAM Generator Parameters
Name
Description
Frequency
The valid range is 5.00 to 55.00 MHz. The default
value is 5.00.
Level
The valid range is 8.0 to 58.0 dBmV. The default
value is 8.00.
Modulation Type
The type of modulation used to transmit signals.
Valid options are CW (carrier wave), 16 QAM, or 64
QAM. The default option is CW.
Symbol Rate
The number of symbol changes (signalling events)
made to the transmission medium per second using
a digitally modulated signal or a line code. The
Symbol rate is measured in baud (Bd) or symbols/
second. Valid QAM symbol rates are 1.28, 2.56,
3.84, or 5.12. The default value is 1.28.
21128026 R001 DSAM Help User Guide.book Page 70 Thursday, February 5, 2009 2:02 PM
