HP 81104A, Quick Start Manual

Page: 85 / 116

HP 81110/04A Quick Start Getting Started 87
Getting Started
Examples
3 Press the
|TIMING|
softkey to enter the Timing menu. Switch
ON
the
Output 1.
Enter frequency of
80 MHz
.
NOTE: It is recommended to set the width for channel 2 to 6.250 ns to
avoid a parameter conflict when switching on this channel.
The
‘-------’
in the output 1 width entry field relate to the NRZ data
output format selection.
Figure 38 Current TIMING Screen (for HP 81110A)
4 Press the
|LEVELS|
softkey to enter the Levels menu. Change
Offset
and
Amplitude
mode to ECL levels by selecting
Set ECL
in the
Modify Area.
Figure 39 Current LEVELS Screen
NOTE: HP 81110A with HP 81112A 3.8V/330 MHz Output channels
installed have fixed 50
Ω
source impedance and does not offer to
adjust for a load impedance different then 50
Ω
.