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Manuals and User Guides for AMERITECH AM5. We have
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AMERITECH AM5 manual available for free PDF download: Instruction Manual
AMERITECH AM5 Instruction Manual (109 pages)
WIDEBAND TRANSMISSION TEST SET
Brand:
AMERITECH
| Category:
Transmitter
| Size: 2.05 MB
Table of Contents
November
4
November
5
Table of Contents
7
Section 1 - Overview and Unpacking
14
Overview
14
Unpacking
14
Section 2 - Power Considerations
15
Commercial Power
15
Caution
15
Optional Battery Pack
15
Power on and off
15
Section 3 - Physical and Functional Description
16
Physical Characteristics
16
Weight
16
Portable Dimensions
16
Rack Mounted Dimensions
16
Construction
16
Caution
16
Rubber Feet
16
Carrying Handle
16
Note
16
Figure 3-1 - AM5 Classic Front Panel
17
Figure 3-2 - Am5E Classic Front Panel
17
Caution
20
Note
20
ON off Button (Power Switch)
20
TX/2W Bantam Jack for 2-Wire Circuits (2W LED On)
20
TX/2W Bantam Jack for 4-Wire Circuits (4W LED On)
20
TX/2W Bantam Jack for REVERSE Selection
20
RX Bantam Jack for 4-Wire Circuits (4W LED On)
20
RX Bantam Jack for 4-Wire Circuits for REVERSE Selection
20
MONITOR (TX, MEAS, RX) Switch
21
Speaker Volume Control
21
Note
21
DISPLAY Key
21
Left-Hand 7-Segment Display
21
Left-Hand Led's (Db, Dbm, Dbrn, Msec, HOLD TONE)
21
Figure 3-3 - Level (Db/Dbm) and Noise (Dbrn) Units of Measurement
22
Right-Hand 7-Segment Display
23
Units of Measurement Led's (Khz, SEC, MIN, CNT)
23
PARAM SEL Keys (Parameter Select and Arrow Keys)
23
Note
23
START/STOP Key (Impulse Noise Measurement)
25
MEASURE Key
25
FILTER (Left Key)
26
Note
27
SEND (Middle Key)
27
SEND (Right Key)
27
TX/2W (Right Key)
28
RX (Left Key)
28
RX (Middle Key)
28
RX Right Key)
28
LINE Key
29
DIAL Terminals
29
Rear Panel
30
AC Power Selector Switch
30
3.4.5 Screw Terminal, Ground
31
Screw Terminals, T1 and R1
31
Screw Terminals, T and R
31
Figure 3-4 - AM5(E) Classic Rear Panel Drawing
31
Optional Factory-Installed Equipment
32
Sealed Lead-Acid Batteries and Integral Charger
32
Siemens Type "Banana" Input Adapter for Am5E Classic
32
3.6 Accessories
33
Line Cables
33
Protective Front Panel (85-0078)
33
Padded Carrying Case (87-0070)
33
19" Rack Mounting Kits (85-0076)
33
19" Rack Mounting Shelf (85-0233)
33
Section 4 - Self Test and Calibration
34
Self Test Configuration
34
Power on Self-Test
34
Default Settings
34
Function Leds at Power Turn-On
34
Parameter Settings at Power Turn-On
35
Note
36
Restoring Previous Settings
36
Loopback Tests
37
4.5.1 Set up
37
QUIET Test
37
SEND 1004 Hz Test
39
Calibration Procedure
40
External Test Equipment
40
4.6.2 Calibration Setup
40
Line Cables
43
Figure 5-1 - Line Cable Accessories for AM5(E) Classic
43
Figure 5-2 - 4-Wire Line Circuit Block Diagram
44
LINE 4W Reverse Selection
44
LINE 4W Selection
44
DIAL Terminal DIAL Selection
45
Figure 5-3 - 2-Wire Line Circuit Block Diagram
45
LINE 2W 2.16Μf Selection
45
LINE 2W Selection
45
TX/2W off HOOK Selection
45
RX off HOOK Selection
46
RX TERM or BRDG Selection
46
FILTER 60 Hz Selection
47
FILTER Selections
47
SEND QUIET Selection
47
SEND SF SKIP Selection
47
DISPLAY (SEND, MEAS) Selections
48
MEASURE NTG Selection
48
Note
48
MONITOR (TX, MEAS, RX) Selections
48
Line Termination Impedances
49
Test Configurations
49
End-To-End Testing
50
Loopback Testing
50
Figure 5-4 - 4-Wire End-To-End Testing Configuration
50
4-Wire Testing with Responder
51
2-Wire Testing with Responder
52
Figure 5-5 - 4-Wire Testing with Responder
52
Figure 5-6 - 2-Wire Testing with Responders
53
Section 6 - Measure Functions and Parameters
54
Measure Level and Frequency (Level Freq)
55
MEASURE LEVEL and FREQUENCY, NARROW BAND (L/F 15 Khz or L/F UNWTD)
55
Measure Idle Line Noise (Noise)
55
Units of Noise Measurement
57
Test Setup for Idle Line Noise
57
Measure Notch Noise (Noise W/T)
57
Validity of Notch Noise
57
Test Setup for Notch Noise
58
Measure Noise to Ground (Ntg)
58
Noise to Ground Measurement Range
58
Test Setup for NTG
59
NTG and SEND Functions
59
Signal-To-Noise Ratio (S/N Ratio)
59
Signal-To-Noise Ratio Measurements
60
Note
60
Test Setup for S/N Ratio
61
Impulse Noise with Tone (Imp N W/T)
61
General Description of Impulse Noise Measurement
61
Impulse Noise Measurements, Parameters, and Procedure
62
Figure 6–1 — Impulse Noise Measurement Selection/Displays
63
Figure 6-2 - Impulse Noise Parameters Selection/Display
64
Evaluation of Measurement Data
65
Figure 6-3 - Illustration of Impulse Noise Measurement
66
Test Setup for Impulse Noise Without Tone
67
Noise Weighting Filters
68
Section 7 — Ieee Noise Weighting Filters for Am5 Classic
68
Figure 7-1 - CMSG Bandwidth Filter (CMSG)
69
Figure 7-2 - Program Bandpass Filter
70
Figure 7-3 - 3 Khz Low Pass Filter (3 Khz)
71
Figure 7-4 - 15 Khz Low Pass Filter (15 Khz)
72
Figure 7-5 - 50 Kilobit Filter (50 Kbit)
73
Figure 7-6 - Wideband 120 Khz Filter
74
Figure 7-7 - Wideband 160 Khz Filter (WIDE - AM5-200 Model)
74
60 Hz FILTER
75
L/F 15 Khz MEASURE FILTER
75
SECTION 8 - CCITT NOISE WEIGHTING FILTERS for Am5E CLASSIC
76
Noise Weighting Filters
76
Figure 8-1 - Psophometric Filter (PSHO)
77
Figure 8-2 - Sound Unweighted Filter (UNWTD Q-PEAK/UNWTD RMS)
78
Figure 8-3 - Sound Weighted Filter (SWTD Q-PEAK/SWTD RMS)
79
Figure 8-4 - 2 Khz Flat Filter (2 Khz FLAT)
80
Figure 8-5 - Wideband 120 Khz Filter (WIDE -Am5E-120 Model)
81
Figure 8-6 - Wideband 160 Khz Filter (WIDE - Am5E-200 Model)
81
60 Hz FILTER
82
L/F Unwtd Measure Filter
82
Section 9 — Send Functions and Parameters
83
No-Signal, Terminated (Quiet)
84
QUIET Data
84
QUIET Parameters
84
Figure 9-1 - Send QUIET Data Display
84
1004 Hz TONE (1004 Hz)
85
Figure 9-2 - Send QUIET Parameter Displays
85
1004 Hz Data Display
86
VARIABLE FREQUENCY GENERATOR (VAR Hz)
86
VAR Hz Parameter Display/Adjustment
86
Figure 9-3 - Send 1004 Hz Data and Parameter Displays
87
Figure 9-4 - Send Variable Hz Data and Parameter Displays
87
Sweep Generator (Sweep)
88
SWEEP Parameter Display/Adjustment
88
Figure 9-5 - Send SWEEP Data and Parameter Display
89
Signalling Frequency Skip (Sf Skip)
90
Single Frequency Tones (F1, F2, F3, F4)
90
General Information
90
SECTION 10 - AM5 and AM5E CLASSIC SPECIFICATIONS
91
11.1 Warranty
97
11.2 Service Policy
97
11.3 Calibration Policy
97
Return of Unit
98
Section A1 - Appendix . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . A1 - 1
99
A.1.1. Scope
99
A.1.2. Equipment Required
99
Index
103
Loop Back Tone
106
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