HP 8648 A/B/C/D - Changpuak.ch

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HP 8648B/C/D Option lE2 Only Connect the Test Equipment Configure the Synthesized Signal Generator Measure Deviations FM Accuracy Performance Test (Option lE2 Only) The following steps are for the HP 8648B/C/D with Option lE2 only. For the HP 8648A, this performance test is concluded. HP 8648 UNDER TEST MEASURING RECEIVER RF OUTPUT RF 4’ 0: : -1 . ..O \’ L ::::; 0 0 000000 ; ;;;; 0 p 0000 0 0 0 0 ooopop 0 0000 - mr INPUT 500 \ / MIXER SYNTHESIZED SIGNAL GENERATOR IF- I RF ou TPUT Figure S-4. FM Accuracy Equipment Setup for BP 864SBICID Option lE2 Note Use RF mixer MDC-164 when testing the HP 8648CD. When testing the HP 8648B, either RF mixer MDC-174 or MDC-164 may be used. Test Record 1. Amplitude + 16 dBm 2. Frequency CW (LO frequencies on test record) 3. Modulation off 1. Enter the frequencies and deviations shown in the test record. sn67a 2. Record the test results and compare the results to the limits in the test record. HP 8648B . . . . . . . . . . . . . . . . . . . . . . .Table 8-25 HP 8648C . . . . . . . . . . . . . . . . . . Table 8-50 HP 8648D . . . . . . . . . . .‘lkble 8-75 Performance Tests 8-9
FM Distortion Performance Test Connect the Test AUDIO ANALYZER Equipment Configure the 1. Reset Measuring Receiver 2. FM mode MODULATION HP a648 UNDER TEST ClODDOO~~ 000~0~300 D0 8EU8888:: 00 MEASURING RECEIVER INPUT 50R RF OUTPUT 3. Peak+ detector Figure S-5. FM Distortion Equipment Setup 4. 300 Hz high-pass filter 5. 15 kHz low-pass filter Configure the Audio 1. Distortion mode Analyzer 2. 30 kHz low-pass filter Configure the HP 8648 1. Turn FM on; press (FM) (MOD ON/OFF). 2. Set the rate; press @KiiKJ. 3. Set the amplitude; press [AMPLITUDE) (TJ (dBm_). 4. Turn the RF output on; press (j-1. Measure Distortion 1. Enter the frequencies and deviations shown in the test record. E-10 Performance Tests 2. Record the test results and compare the results with the limits in the test record. sn65a
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Operation and Service Guide HP 8648
Page 3 and 4:
Certification Warranty Hewlett-Pack
Page 5 and 6:
Instrument Support Center Hewlett-P
Page 7 and 8:
General Safety Considerations Warni
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Contents 1. Operation Quick Overvie
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Message During Servicing . . . . .
Page 13 and 14:
POWer Subsystem . . . . . . . . . .
Page 15 and 16:
AM Modulator . . . . . . . . . . .
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Figures 2-l. HP 8648 Status Registe
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7-68. Using the Open Dialog Box to
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8-29. AM Accuracy Performance Test
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Operation “Operation” contains
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The following table describes the p
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7. Modulation Source Press CMOD ON/
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Operation Examples This section pro
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Turn on the RF Output 3. Press C-1
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Using the Increment 3. Enter a freq
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Saving Instrument In this ten step
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egseq9.dw la-l 0 Operation Examples
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I Deleting a Register In this examp
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Renumbering the In this example, yo
Page 43 and 44:
Inserting a Register in In this exa
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Offsetting the RF Output from a Ref
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la-20 Operation Examples 6. Change
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la-22 Operation Examples Adjusting
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Setting the Modulated 2. Press the
Page 53 and 54:
Setting Up Pager The following step
Page 55 and 56:
Selecting the Data 3. Set DATA RATE
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Selecting the Pager Capcode (Addres
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Selecting the Roaming 11. Set ROAMI
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Frequency/Amplitude Frequency and A
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Function Function hmckeys.drw 1. FR
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Function Setting Up the Pager Encod
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Function Setting the Format The for
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Function lb-10 Operation Reference
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Function I- / I I / 1’gMRl 0 non
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Function 1 b-22 Operation Reference
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Function mmiii\ FREQUENCY 1 b-32 Op
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Function PN15 Setting the Data Rate
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Pulse Modulation Pulse Modulation N
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Increment Set Increment Set 1 b-38
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1 b-40 Operation Reference 2. Backs
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Instrument Preset lb-42 Operation R
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Instrument Preset 1 b-44 Operation
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Memory Memory The memory keys allow
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Memory 3. Register Recall The recal
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Modulation Source Modulation Source
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Modulation Source Note 5. EXT AC EX
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RF output RF Output 1. RF ON/OFF Pr
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Rear Panel Operation Rear Panel 1.
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Remote Interface Remote Interface (
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Memory Interface Memory Interface (
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Operation Messages Front Panel Oper
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011 017 Amplitude exceeds ATTN HOLD
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HP-IB - Command Errors -101 -102 -1
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HP-IB Execution Errors HP-IB Device
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HP-IB Programming Background This s
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Programming Examples Examples are p
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Programming Pager 188 I~IJTF’IJT
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Command Statement Description Query
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%ble 2-1. Programming Command State
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‘Ihble 2-1. Programming Command S
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Ftwer6e Pwmr UnspecMed Amplkde Ext.
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Example: Generate a Service Request
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Unspecified Power This instrument p
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Line 50 Clears all status registers
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ABORt Subsystem ABORt (Option 1EP O
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Note FM Subsystem To set or change
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PAGing Subsystem [SOURceI (Option 1
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The contents of data to be filled i
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Note The data to be sent by the :DE
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[SOURce] : PAGing C : FORMatI :{FLE
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[SOURceI : PAGing C : FORMat] :
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[SOURceI :PAGing [:FORMat] :(FLEXIF
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PM Subsystem [SOURceI :PM [:DEViati
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STATUS Subsystem STATUS :QUEStionab
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Changing Parameters While Encoding
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HP-IB Capabilities The instrument i
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HP 8656157 Compatible Language The
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9-0~till Code* RC RL RP RO Rl R2 R3
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Installation Unpacking Your 1. Unpa
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Replacing the Fuse If a fuse failur
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Turning On the Signal Generator Con
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Specifications Options This chapter
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output 10 MHZ, typically > 0.5 Vm l
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Nonharmonics (2 5 kHz offset, < + 4
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Resolution < 2001 MHz 2 2001 MHz De
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Environmental Operating temperature
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output Front Panel BNC Nominally 1
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Regulatory Information IS0 9002 Com
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Service Ship]ping Your This chapter
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Instrument rrequency Counter +equen
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Post-Repair ‘able 5-2. Adjustment
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‘Ihble 5-3. Adjustments and Perfo
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Theory of Operation Introduction Us
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Overview The HP 8648A/B/C/D signal
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A2 Power Supply The power supply is
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A6 Output (HP 8648A) The output ass
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A 13 Pulse Modulator (HP 8648B/C/D
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Troubleshooting Checklist 0 Li Ll D
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Modulation Test Points and Power Su
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jA30 PAGER ENCODER (OPT 1EP) ! ,~,
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502 Service Error Messages 506 Desc
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5c-4 Service Error Messages 512 Des
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Page 230 and 231:
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Replaceable Parts Introduction Asse
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Al AlAl AlA AlA AlA AlJl AlMPl 41MP
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w14 WI5 W16 w17 Wl8 Item able 6-1.
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I ,I/.” All MI-LO LIP12 I MP25 Fi
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A10 All Al2 Al3 Al4 Bl Fl MPl MP2 M
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Adjustments This chapter documents
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2 Crimp , Connector ( 6 ) &Pin Conn
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Internal Reference Oscillator Adjus
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Pager Encoder Timebase Frequency Ad
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AM Level and Distortion HP 86488 On
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AM Level HP 8648B/C/D Only Descript
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Detector Offset HP 8648A Only Descr
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AM Level: FE HP 8648B/C/D Only (Not
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Predistortion and Detector Offset H
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Output Level: Frequency Extension C
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A3 Motherboard Figure 7-21. Locatio
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Motherboard Audio Path All HP 8648A
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DCFM All HP 8648A/B/C/D Description
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HF Power Level Accuracy All HP 8648
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1 \ # I J @g@ ggjJ;o P~EEB~B~QH 6dB
Page 272 and 273: LF Power Level Accuracy All HP 8648
Page 274 and 275: FSK Deviation Option 1EP Only FSK D
Page 276 and 277: Service Support Software The Servic
Page 278 and 279: 4. Continue with the setup by selec
Page 280 and 281: Note 8. Continue with the setup by
Page 282 and 283: emember, you must restart MS Window
Page 284 and 285: 2. Once the User Information dialog
Page 286 and 287: d. Select the Add button to add the
Page 288 and 289: Running the Tests and Adjustments ,
Page 290 and 291: Printing the Test and Adjustment Re
Page 292 and 293: . In the Password field (item 2), t
Page 294 and 295: in measurements using the power sen
Page 296 and 297: Editing Test Equipment Editing of t
Page 298 and 299: j&tapsckt... Test Equipment... Prin
Page 300 and 301: Removing Device Drivers Removal of
Page 302 and 303: Figure 7-63. Adding a Test Driver U
Page 304 and 305: Adding Datapacks The addition of da
Page 306 and 307: Removing Datapacks Removal of datap
Page 308 and 309: HP-IB Address In the HP8648 Motherb
Page 310 and 311: FhRud hth Ih* PDllam 0°C 1 you ham
Page 312 and 313: Caution “lea tdaMtion , RoEoed -
Page 314 and 315: Performance lksts Calibration Cycle
Page 316 and 317: HP 438 Power Meter Instrumentation
Page 318 and 319: Performance Tkst Descriptions The p
Page 320 and 321: Connect the Test Equipment Note Con
Page 324 and 325: ‘l&t Record HP 8648BKYD Only Conn
Page 326 and 327: AM Accuracy Performance Tkst (Optio
Page 328 and 329: Phase Modulation Distortion Perform
Page 330 and 331: Residual FM Performance Test Connec
Page 332 and 333: Harmonics Performance Tkst Connect
Page 334 and 335: DC FM Frequency Error Performance T
Page 336 and 337: Configure the HP 8648 1. Turn the R
Page 338 and 339: ‘I&ble 8-1. High Power Level Accu
Page 340 and 341: Pulse Modulation Rise Time Performa
Page 342 and 343: Pager Encoder Timebase Accuracy Per
Page 344 and 345: Note FSK Deviation Accuracy Perform
Page 346 and 347: Symbol 0 0 0=0-Q Marker Desired Dev
Page 348 and 349: Internal Timebase: Aging Rate Perfo
Page 350 and 351: Measure the Phase Change Time Note
Page 352 and 353: Power Level Accuracy Performance Te
Page 354 and 355: HP 8648A ‘l&t Record ‘lhble 8-3
Page 356 and 357: ‘able 8-5. FM Accuracy Performanc
Page 358 and 359: ‘Ihble 8-7. FM Distortion Perform
Page 360 and 361: Amplitude (am) -6 HP 8648A Test Rec
Page 362 and 363: EIP 8648A Test Record Table 8-9. AM
Page 364 and 365: RF Frequency HP 8648A (MW 10 100 24
Page 366 and 367: Amplitude WW 4 -6 ‘able 8-14. Spu
Page 368 and 369: HP 8648A Test Record Note If the au
Page 370 and 371: EIP 8648A Test Record ‘able 8-16.
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Frequency NW 999.9 HP 8648A Test Re
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HP 8648B ‘I&t Record ‘able 8-20
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RF Frequency HP 8648B WW 1500 1500
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HP 8648B Test Record ‘Ihble 8-26.
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HP 8648B Test Record ‘I’kble 8-
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BP 8648B Test Record ‘Ihble 8-29.
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IIP 8648B Test Record ‘Ihble 8-31
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‘Ihble 8-35. Spurious Performance
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EIP 8648B Test Record Note If the a
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Frequency WW 400 HP 8648B Test Reco
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HP 8648B Test Record ‘able 8-37.
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HP 8648B Test Record If the automat
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HP 8648B Test Record ‘Ihble S-43.
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HP 8648C Test Record I%ble 8-46. HP
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HP 8648C Test Record 8-88 Performan
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FIP 8648C Test Record E-90 Performa
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HP 8648C Test Record 8-l 00 Perform
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HP 8648C Test Record E-102 Performa
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HP 8648C Test Record E-104 Performa
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BP 8648C Test Record Note If the au
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IIP 8648C Test Record E-108 Perform
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ElP 8648D Test Record ‘Ihble 8-71
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HP 8648D Test Record I I I I 1500 1
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HP 8648D Test Record RF Frequency H
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HP 8648D Test Record 8-l 16 Perform
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EIP 8648D Test Record 8-l 18 Perfor
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HP 8648D Test Record 8.120 Performa
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EIP 8648D Test Record 8-l 24 Perfor
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HP 8648D Test Record 8-128 Performa
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HP 8648D Test Record 8.130 Performa
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Supplemental Verification Tksts The
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CW Frequency Accuracy Supplemental
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Page 450 and 451:
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Test Record 9 kHz RF’ Level Accur
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Index A Al theory of operation, 5a-
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computer requirements, 7-35 configu
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INT 1 kHz, lb-51 INT 400 Hz, lb-51
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HP 8648B/C/D, 5-5 power, 3-2 cable,
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T service information, 5-l support
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U uninstalling the software, 7-41 u
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