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8591C
HP 8591C User Manual
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Channel Measurements
Making Channel Measurements
Hints
1. For best results, the carrier-to-noise ratio of the system should be 40
dHc
or greater
lin
a 4 MHz
noise bandwidth).
2. For this measurement to work correctly, the Vertical Interval Test Signals
NITSI
must include a
white signal level. In addition, you may need to turn off channel scrambling.
2-36
78
80
Table of Contents
Default Chapter
16
Table of Contents
16
Channel Tuning Menu
24
Analyzer Input Coneguration Menu
24
1 Getting Started
28
What You'll Find in this Chapter
29
Supported Spectrum Analyzer Requirements
30
Setup for Cable TV Measurements
31
Step 1. Load the HP 85721A Personality into Analyzer Memory
32
Step 2. Perform the Self-Calibration Routines
35
Step 3. Install a Printer
37
Step 4. Connect Cables for Non-Interfering Measurements
39
Step 5. Start Channel or System Mode of Operation
41
Deleting the HP 85721A Personality from the Analyzer
42
2 Channel Measurements
44
What You'll Find in this Chapter
45
Making Channel Measurements
46
Step 1. Configure the Test System
47
Step 2. Connect the Signal to the Analyzer
52
Connecting the Cable to the Input Connector
53
Connections for HP 8591C Analyzer with Option
53
Step 3. Make the Measurements
54
Carrier Frequency Measurement (100 Hz Resolution)
56
Carrier-To-Noise, more Information
62
FCC Composite Test Signal
65
NTC 7 Composite Test Signal
66
Chrominance to Luminance, more Information
67
CSO Measurement
72
Cross Modulation Measurement
73
Depth of Video Modulation Measurement
75
TV Line Number
76
Depth of Video Modulation, more Information
77
FCC Composite Test Signal
80
NTC 7 Composite Test Signal
81
Differential Gain/Differential Phase Measurement
83
Differential Gain/Differential Phase, more Information
84
Tuned Digital Channel Display
85
Method #2 - Tune by Start and Stop Frequencies
86
Results of Digital Channel Power Test
87
FM Deviation
90
Hum Measurement
92
Hum, more Information
92
Ghost Cancellation Reference (GCR)
96
FCC Multi-Burst Test Signal
97
Step 4. Access the Spectrum Analyzer Mode
105
Step 5. Access the TV Receiver Mode (Optional)
106
3 System Measurements
108
What You'll Find in this Chapter
109
Making System Measurements
110
Step 1. Configure the Test System
111
Step 2. Connect the Signal to the Analyzer
115
Step 3. Enter the Location Code
117
Step 4. Enter the Temperature
118
Step 5. Recall a Test Plan
119
Step 6. Make the Measurements Now
121
Step 7. Access the Spectrum Analyzer Mode
125
Step 8. Access the TV Receiver Mode (Optional)
126
Making Timed System Measurements
127
Creating a Test Plan
129
Step 2. Select a Range of Channels (Optional)
132
Step 3. Save the Current Test Plan in Internal Memory
135
Step 4. Save the Current Test Plan to a RAM Card (Optional)
137
Editing the Current Test Plan
138
Clearing the Current Test Plan
139
Cataloging Analyzer Memory
140
Recalling a Test Plan from a RAM Card
141
Recalling Test Data from the RAM Card
142
Cataloging a RAM Card
143
Formatting a RAM Card
144
Deleting All the Files from a RAM Card
145
Deleting Individual Files from a RAM Card
146
Error Messages
149
Error Messages
150
4 If You Have a Problem Error Messages
151
CAUTION - Recalledtest Plan Corrupted Selectedtest Plancleared
151
Caution - Stoptime Alreadypassed
151
Caution - Stoptime Less than Starttime. Set Stop Timeandtryagain
152
Check Card in Slot (Save Off?)
152
Illegal Command
153
Invalid Symtab Entry: Symtab Overflow
153
Invalid Fileno Room
154
\ Must be > First
154
No Card Found
155
No Test Plan Selected
155
Outofrange
156
Please Select a Channel
156
Printer Is Not Connected, Notturned On, or Acontrollerconflictexists
157
Ram Card Required
158
Ram Card Is Not Formatted,Format Ram Card and Try Again
158
Video Syncnot Recognized
158
Other Problems
159
If a Test Fails in SYSTEM MEAS Mode
159
If Files Are Missing from a RAM Card
159
If a "-" Appears in the Data Fields
160
If the Test Results Are Not What You Expected
161
If the Wrong Date or Time Is Displayed
162
How to Contact Hewlett-Packard
163
5 Channel Measurements Menu Map and Softkey Descriptions
166
Channel Measurements Menu Map
168
Channel Measurements Softkey Function Descriptions
173
CHANNEL SELECT Description
174
DL DELTA on off Description
177
DO FRQ RESP TST Description
179
GATE on off Description
182
LISTEN on off Description
184
RECALL FRM INT Description
185
SAVE TRB to INT Description
186
TAKE REF TRACE Description
188
VIEW CO-CHNL Description
192
6 System Measurements Menu Map and Softkey Descriptions
194
System Measurements Menu Map
196
System Measurements Softkey Function Descriptions
199
ABORT Description
199
ALL TESTS Description
199
CATALOG CARD Description
200
CLEAR TESTS Description
202
CLEAR TST PLAN Description
202
Create Tstplan Description
203
DATA to PRINTER Description
203
DONE Description
206
DUMP to PRINTER Description
206
DUMP to RAM CARD Description
209
DUMP to SCREEN Description
210
ENTER by CHANNEL Description
211
ENTER by RANGE Description
211
ENTER LOCATION Description
212
ENTER TEMP Description
213
Got0
214
Main Menu Description
214
Measure Now Description
215
Next
215
NO Description
216
PLAN 1 Description
216
PLAN 2 Description
217
Prev Menu Description
219
Prev
219
PRINT REPORT Description
219
Recall Data Description
220
RECALL FRM CRD Description
220
RECALL FRM INT Description
221
Recall Tstplan Description
222
SAVE to INT MEM Description
222
SAVE to MEM CRD Description
223
Save Tstplan Description
223
START TIME Description
224
STOP TIME Description
224
SYSTEM MEAS Description
225
Timed Measure Description
226
TIME INTERVAL Description
227
TODAY' S DATE Description
228
TODAY' S TIMEDATE Description
228
VIEW CH SEL Description
229
VIEW LAST Description
229
YES Description
230
Softkey Descriptions
232
AIR Description
237
Analyzer Input Description
238
CHANNEL SELECT Description
239
Channel Tuning Description
239
Description
240
EXT AMP GAIN Description
241
EXT AMP NZ FIG Description
241
EXT AMP YES no Description
242
EXT PAD YES no Description
242
HRC Description
243
IRC Description
244
Monitor TV Description
244
PICTURE on off Description
245
PIX &SND on off Description
245
Setup Description
246
SOUND on off Description
247
STD Description
247
SYS BTS TST CHNL Description
248
System Beats Description
249
T Description
250
TOTL PWR 0 INPUT Description
251
TV RECEIVER Description
251
USR CH 0 CMTR Frq Description
252
USR CH 0 SPAM Description
252
8 Test Descriptions
254
What You'll Find in this Chapter
255
Visual Carrier Level and Visual-To-Aural Level Difference Test Description
256
Visual Carrier Frequency and Visual-To-Aural Frequency Difference Test Description
258
Carrier-To-Noise Ratio Test Description
260
Composite Second Order (CSO) Test Description
269
Composite Triple Beat (CTB) Test Description
271
Hum Test Description
277
Depth of Modulation Test Description
281
Digital Channel Power Measurement Description
283
Color Test Descriptions (Chroma/Luma Delay Inequality, Differential Gain, Differential Phase)
286
In-Channel Frequency Response Test Description
294
FM Deviation Test Description
296
Cross Modulation Test Description
297
System Frequency Response Test Description
298
View Ingress Test Description
299
View Co-Channel Test Description
300
9 Specifications and Test Aids
302
What You'll Find in this Chapter
303
Cable TV Measurement Specifications and Characteristics
306
C/N, CSO, and CTB Measurements
307
System Frequency Response (Flatness)
309
Video Measurements
310
Channel Identification Plans
311
Channel Survey Map
324
4
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HP 8591C Specifications
General
Brand
HP
Model
8591C
Category
Measuring Instruments
Language
English
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