HP 37718A Installation And Verification Manual page 130
Communications performance analyzer
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Also See for 37718A:
- User manual (190 pages) ,
- Installation and verification manual (202 pages)
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Performance Tests
STM-1/STS-3 Transmitter Output Waveshape
STM-1/STS-3 Transmitter Output Waveshape
Specifications
Pulse Shape
Amplitude
Description
An oscilloscope is connected to the HP37718A/19A Transmitter STM-1/
STS-3 output and used to view the waveforms with All Ones and All
Zeros patterns selected in turn. The displayed waveshape is checked
against the relevant mask. The STM/STS Framing is disabled during
this test.
Equipment Required
Oscilloscope
Ω
75
Termination
T Connector
Procedure
This performance test is written using the HP54520A Oscilloscope with
Option 001 - Telecom Masks Application. If any other Oscilloscope is used
the keystrokes given in this procedure will not apply.
Installing the Telecom Masks Option
1 Insert the Disk containing the Telecom Mask into the Oscilloscope
Disk Drive.
2 Press
(Blue Key)
SHIFT
3 Press
DIRECTORY
3-62
Meets ITU Recommendation G.703
±
±
0.5V
10%
: HP 54520A
: HP 15522-80010
: HP 1250-0781
DISK
then
ROOT DIRECTORY
.
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