N OTE
Performance Tests
PDH/DSn Transmitter Output
Equipment Required
Oscilloscope
Ω
Ω
110
/75
Balanced to
Unbalanced Converter
Ω
75
Termination
Procedure
This performance test is written using the HP 54520A Oscilloscope with
Option 001 - Telecom Masks Application. If any other Oscilloscope is used
the keystrokes given in this procedure will not apply.
The Positive pulse masks are contained in the ROOT directory of the
Telecom Mask Application Disk and the Negative pulse masks are in the
INV_MASK directory.
Installing the Telecom Masks Option
1 Insert the Disk containing the Telecom Mask into the Oscilloscope
Disk Drive.
2 Press SHIFT (Blue Key) DISK
3 Press
DIRECTORY
139.264 Mb/s - All 1's Pulse
1 Recall the HP 37718A Default Settings as shown on page 3-4.
2 Set the
TRANSMIT
3-16
: HP 54520A Option 001
: HP 15508B
: HP 15522-80010
softkey then
ROOT DIRECTORY
display as shown below.
softkey