Transmitter Output Waveshape (Options Us1, [Us5], A1T, [A1U], A3R [A3S], 120); Specifications; Description; Procedure - HP 37717C Calibration Manual

Figure 3-34
Performance Tests
STM-1 Transmitter Output Waveshape (Options US1, [US5], A1T, [A1U],
A3R [A3S], 120)
STM-1 Transmitter Output Waveshape (Options US1,
[US5], A1T, [A1U], A3R [A3S], 120)
Specifications
Meets ITU Recommendation G.703

Description

An oscilloscope is connected to the HP 37717C Transmitter STM-1 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 ITU G.703 mask. The STM-1
Framing is disabled during this test using the
37717C.
Equipment Required
Oscilloscope
ThinkJet Printer
75 Termination
T Connector

Procedure

CMI All Ones Waveshape
1. Connect up the equipment as shown in Figure 3-34 and recall HP 37717C
DEFAULT SETTINGS as shown on 3-2.
STM-1 Transmitter Output Waveshape Test Setup
MODULE DEBUG
: HP 54503A
: HP 2225A
: HP 15522-80010
: HP 1250-0781
function of the HP
3-85