TABLE 5-1
TEST EQUIPMENT (cont)
Calibration-485/R485 Service
Description
Minimum Specifications
Usage
Examples of Applicable
Test Equipment
Square-Wave
Generator
Frequency Range, 100 Hz to
100 kHz; Amplitude variable
0.5 to 12 V.
Adjust: 50 12 high frequency
transient response; 5012 low
frequency transient response;
1 M12 10 kHz transient re
sponse; 1 M12 input attenu
ator compensations; Ext Trig
indent delay match; A Ext
Trig response.
TEK TR ON IX Type 106
Square-Wave Generator.
2X Attenuator1
(2 required)
Impedance, 50 JT2; accuracy,
2%; BNC connectors.
Used throughout the pro
cedure for signal attenuation.
TEKTRONIX Part No.
011-0069-02.
5X Attenuator1 Impedance, 50 12; accuracy,
2%; BNC connectors.
Used throughout the pro
cedure for signal attenuation.
TEKTRONIX Part No.
011-0060-02.
10X Attenuator Impedance, 50 12; accuracy,
2%; BNC connector.
Used throughout the pro
cedure for signal attenuation.
TEKTRONIX Part No.
011-0059-02.
T Connector
Connector, BNC.
Ext Trig checks.
TEK TR O NIX Part No.
103-0030-00.
Termination (2
required)
Impedance, 50 12; accuracy,
2%; connectors, BNC.
CMR check. TEKTRO NIX Part No.
011-0049-01.
Cable (2 required)
Impedance, 50 12; type RG-
58/U; length, 42 inch; con
nectors, BNC.
Used throughout the pro
cedure for signal intercon
nection.
TEKTRONIX Part No.
012-0057-01.
GR thru-line
termination
Impedance, 50 12; accuracy,
2%; connectors, GR874 to
BNC male.
1 M12 bandwidth check.
TEK TR O NIX Part No.
017-0083-00.
Adapter
GR874 to BNC male.
50 12 vertical bandwidth
check.
TEK TR O NIX Part No.
017-0064-00.
Screwdriver
Three-Inch shaft, 3/32 inch
bit.
Used throughout the pro
cedure to adjust variable resis
tors.
Xcelite R-3323.
Low Capacitance
Screwdriver1
1 1/2 inch shaft.
Used throughout the pro
cedure to adjust variable cap
acitors.
TEKTR O NIX Part No.
003-0000-00.
Nylon Tuning
Tool1
Fits 5/64 inch (ID) hex cores.
X-Y phasing.
Handle and insert
TEK TR O NIX Part No.
003-0307-00 and
003-0310-00.
REV. B, MAR. 1977
5-3
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