HP Humidifier 4195A User's Manual
Contents
1. CASABLANCA 3241 82 2052 38 Taina 22051 22522 E Mares Dont rue TARA AREA NETHERLANDS Hawl Peckarg Nodteladd B V 18 24 9 41 NL TADAA CAPELLE AD SEEL 1644 Ni Homiy Patrini Poersslegat 116 138 5812 LV KOROROVEM Bux 2342 Ns 510 INDHOYER 6040 528955 alas 51494 i one NEW ZEALAND Packard Road 154 26 189 Epsom AUCKLAND Paci aet 08 2 Ltd Sewer WELLBGTON PS amp Systems ltd 369 iuter Pass oad 90 662 AUKLAND 50408 AM amp Syssama 150 Margal St 329358 CHRISZCHURCH Yet 206 872 elec 4205 Northrop Instrumaris Sysiams 519 85 97 Sirge 25 Soc 2408 WELLNGTON Tap 455 081 NZ 3380 RM NIGERIA Elmeco Nigera Gu 46 vutia Croscenl P Sax 244800 1460 NORTHERN IRELAND United Kingdon MORWAY Packard Norge 5 5 fole Raenaaling ves 50 3047408 5133 FYLLINGSDALEN To 0423 16 55 43 75021 nias is achor Natge A S 001 MUSCAT SUSTAWATES OF CM AXE Tol 6 90 Tole 542 BOOMER2. HeweglisPazkarg Yzwlln Lid Glico 2 THUNG LI Taoyuan Tei 1034 929 668 Hewielt P cka d Taiwan IG Slice 116 456 Chong siae 15 load Ter 922 26583584 Hetwieli Packaec Yanan 16 Meluli Pacyard 14 Fy stony Sarih Rond TAPER Te 22433 x Gamle HEWPACK Misc Lil Trae fior 132 Sac 2 fload Tale 100 1 492 304 50 22044 SASKWANG GAGE THAILAND Unlmesa Gc its 30 Patsong Surlworg 1091 5 6727 204 2903 blac 54429 TH Dabio UNIMESA Bangkok ASEM Bangkok Business td 55 6 Saye Pout 40870 23 1671 Tax 07299 92 Sangka TOGO Sovale Africae De Prameoltca p i227 E TRINIDAD amp TOBAGO Toincems itd 3 Buster Ruan Lavel 2 0 732 Tab 2924 4255 22585 CASTEL WE PORT OF SPAIN 3505 SOSUA WE 10000 AGENCY 1256 AP Farai assot 8 Lore 04 59 0165 39255 Tolyx 2632 FERALC Cabs FERALC M TUNISIA sit zlectton qua SARL 35 Avenue Ga varle Tes tok 280 144 65 Tiore A i es TU
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10. 446107 CER Lid S LONDON 603 Tul 0 545 6565 tales 239155 Packard Raid NORMERYON 111051 Yorkstiro WFS RN Tul 2424 598366 557355 544 tre Quadranzio 156 418 Stato fload Surrey 945 iPS Tel 2727 66655 947224 Howtezl Packard Ltd oae 515 Suay SHAPE Vys seine 4 921145 4809 Telax 133500 DEI Heaih 20 361 422 0228 550068 Paape 129 Hernan 1 Gange UXBRIDGE Mulisosox XO 112 326 m Y WM LGM AG SAR NORTHERN Camicklerguy sein 25 Galasi 50 ANTROESUSS JPM 09013 57315 Company ha Finaghy Hous South BELFAST BT Yo 0292 57606 Taaa 187525 SCOTLAND Hamitit Pacas 152 Millon Nori EAST 274 23 726 05052 45261 779615 Li SOUTH DUEENSFERRY temunn 20 Fal 03 531 1588 Budding 100 Suing 218 BIRMINGHAM Ai 36244 Tei 208 388 0547 Howeti Packord 429 yo Deon WINTSYESS 36005 Te 1205 820 2500 Sow EM Alaska
11. Si BALY LAKE CITY UT 86 10 Vai 901 374 1200 virginie Hemati Possi 549 Suite 101 CHESAPEAKE 23320 Tol 13041 424 1 505 Posad Raa GARE ALAR VA 03060 404 747 7750 Bid Sutle 245 2499 inclfie ROAKORE VA 72018 Tar 760 77453444 Hawisil Packard 18814 5 5 Dik Stoo WA ROIS 2051 642 592 AD SWE Packard 66 Ros SPOKANE WA 992 52 2785 822 700 Weel Virginia So 30 560 lte SHABLESTON PAY 25304 Wieconmn Huwisti Prowaed Ca 27 Dr GROGKFIELO WI 53045 Tel i4 14 794 880 AGH URUGUAY Patio Swrands S AG 91 Avenida gra 2277 Cortas 070 MOMESYIORG 1580 3805 Toe URUGUAY Cont d 9 de de 347 Correos 6644 2089 Fol 31 3800 96 MOT 5362 CAO UY VEHEZUELA do Vernsavala Tr nsvarzat 04 Nore Edificig Sagro 2 amp 5 Apsrade 50923 CARACAS 1052 Tat 82 239 4533 251046 amp WPACK AGCM EMP Herlalt Packaid Vehezuela C 4 Contro Cludad Comarca Tamansco G 2 Loca 5905 Suet CARACAB Td 926
12. 30396 LEBANON In orimation Syslems S A L Shammas Bading 7 0 51 5274 BEIRUT 08 40 73 Zaloa 42208 LIBERIA amicas inc P 650 124182 4509 MADAQASCAR 52 Nico A Q Box 122 10 ANTARARARIG Tat 22090 2225 a LUXEMBOURG Hewlali Patkerd 1 04 Blvd do la 100 9 1200 RUSSES 762 32 00 Folex 23 494 bru AC ME tA MALAYSIA Manil Packard Sains Maraysiar Sra Bhd Sin Chung 45 Jalan Raja 50050 KUALA CEPR Tui 2996555 Fotos 11951 NPSM Engari 90306385 Lor 5624 Seesion 23 4 abding Rog SARAWAK 36798 Telex 76904 PROTELENG MALTA Prio Yoledo 144 24 Notable 50 Yel 447 47 055 68 495525 849 EMP MAURITIUS Marche Birge 1 9 15 Jules Koenig Szragl PORT LORS Fal 20326 Ynje 4216 MEXICO Heal t Patktd de Noxico de CV Nio 4045 57 Frace Cordoba 146 561 9 15 67 P Mowlolt Packard da Marion S A do Sitcuila Mezga Ra 14 Dosp 6 COL JE PRADO 76522 Qro
13. 41951 HEWLETT PACKARD lt 9 q lt E 9 oO lt for HP 4195A OPERATI 1987 NOY dH WARRANTY AND ASSISTANCE All Hewlett Packard products are warranted against defects in materials and workmanship This warranty applies for one year from the date of delivery or in the case of certain major components listed in the operating manual for the specified period We will repair or replace products which prove to be defective during the warranty period provided they are returned to Hewlett Packard No other warranty is expressed or implied We are not liable for consequential damages For any assistance contact your nearest Hewlett Packard Sales and Service Office Addresses are provided at the back of this manual MANUAL CHANGES HP 41951A MANUAL IDENTIFICATION Impedance Test Kit for HP 4195A Model Number HP 41951A Date Printed November 1987 Part Number 41951 90000 This supplement contains information for correcting manual errors and for adapting the manual te newer instruments that contain improvements or modifications not documented in the existing manual 24 m To use this supplement 00 1 Make all ERRATA corrections 2 Make all appropriate serial number related changes listed below SERIAL PREFIX OR NUMBER MAKE MANUAL CHANGES SERIAL OR NUMBER MAKE MANUAL CHANGE
14. 5 Postale 54 443 STRASBOURG Coder 28 28 05 45 Taloa 85454168 France Le Perge amin dy da la Cepiara 0165 Coger fel 581 40 2714 Tate 521530 ACE M PT Hewlel Hackare Franca Carlodicos 82 Fate dus 003985 Parc de Sophia stipes 96552 YACBORWE Hit Tot 33 5 39 40 ES Franco 3 Ras 28009 YA ENOE Tot 7f 42 06 16 aitsPagearg France Laco 2 Bois Brand ENAN GY etg 151271 20 22 Mewielt Pachadd r s 1 fast Papin 55658 VALENEJYE Codex 1 1201 47 78 29 rex 1001247 Hemel Farce 7 d aciilbs Para Nord 1 35 Aur des 3 H 1422 VILLEPINTE SALES amp SUPPORT OFFICES Arranged alphabetically by She Gadon FO 89 Tar 25 484 Tatox 5736 GERMAN FEDERAL REPUBLIC Hawiert Packarc Verriebsreattults Hia Hawieri Parasrd Sirassa 5 630 BAD HOMBUAG Yal 65122 402 0 450 444 hpb g AGEME Gascranssiate 2 4 0 5900 BERLIN 30 Tel 1052 2 9904 7 Sweat Sehscnsrusleasae 2 2 7930 BOBLIMGEN 20111 565 0 Telex 7265 743 ASC EM Ggschslrsgiaue 25
15. CA GARY Alber T2A 903 239 0156 ACCME Wewieits Packard Canada 16 51129 2781 Street Vacoeton 125 124 Kewialt Packard Canada LIC 1069 Shsitordge Way Rriisn Colsrenia VAX 2108 524 270 222 550 302 5088 Canada 119 12 2250 Douglas Susel Bol Yee I Far 0041 381 8516 2 Manitoba Rewer Pacrard Ltd 1825 Inkstar Siva WINNIPEG 92 113 0494 2717 New Bruns itd 816 Steal New Brorsseck 186 Tol 506 855 284 t 5 Nove Scotia feslet PatAard Canada 130 Sumo nt 908 Winder Nova Scot 826 tPF 489 7820 Omana Hewett Packard Canada 3325 Servizo Ad 0 BURLINGTON Ontario L N 302 Tat 1416 355 6564 064488 uid 436 Days Red KIROSTOK 584 384 2086 14 552 Newbold Sir Orsarso N5E 255 519 86 8101 Mewlelt Packard Canada ilg 8877 Suraway Drive MIGSISSALGA Patano 1 44 5068 Yer 8961 679 5436 069 6524 AC GM E Hawints Packarc Canada ile 36 6 Guesnavow Qr KAA 285 820 6443 AG CM E Howtels Fackarg
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20. 2110 0001 Diode Switching Fuse 1A 250 V 1250 0835 Connecter RF SMC 1250 0835 Connecter RF SMC 1250 0835 Connecter RF SMC 5080 3244 5080 3244 5080 3244 5080 3244 0698 7212 0698 7212 0757 0399 0757 0442 0757 0442 0757 0442 0757 0442 6 4 Inductor 220 inductor 220 inductor 220 uH Inductor 220 uH Resistor 100 Q Resistor 100 Q Resistor 82 5 0 Resistor 10 Resistor 10 Resistor 10 Resistor 10 Table 6 2 APC 7 Connector 41951 21001 41951 04001 0515 0914 41951 23001 5040 0306 1250 0816 1250 1466 Fiange Top Cover Screw Center Conductor insulator Connector RF Connector RF APC 7 with a cap 6 5 Table 6 3 Replaceable Parts List except for board Reference Designator HP Part Number 41951 61604 41951 61601 41951 61603 0515 1550 1250 1811 1250 0083 2190 0016 2950 0001 41951 24001 2190 0084 2950 0006 41951 04001 41951 04002 0515 0914 6960 0016 6 6 Description Cable Assembly Cable Assembly Cable Assembly Screw 8 Adapter with Nut and Washer Connector RF BNC Washer Nut Post Washer Nut Top Cover Bottom Cover Screw Plug Hole Product line Salon Support Koy Any ian A Components Computer yylems Parione Camputatian only profici one 77 Suppect baa in
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22. 462 6 02 71 p SALES amp SUPPORT OFFICES Arranged alphabetically by country Packard 950 Loa Bonita 45260 GUADALAJARA 16 2 1 45 00 2686 156 200158 oe Hewlett Packard Pahoyr 115 308 LOMAG DF 520 3127 P lt iewes Packard S A decy P lvaua No 156 Lomas de Crapwiopec 1008 MEXICO OF Fel 320917 fitefeti P ex at SA Monto Porosz 115 Lomas 40 Crageliepec 1030 MEMEO DF 5 40 42 28 72 65 60 95 Taraa 1 144507 Rental Packard Ge Maxica 2 Eyreilo Nacion 574 135000 Manada 1 598 250 4495 54288 dul Valle 40 ise del Vale Medicipia de Garza Garcla Krewe Leon 55220 MONTERREY Tes 399410 HASTY Ir mqralicae Su tomat 08 fuo 8175 2921 De Valie MONTERREY Fel 57 44 55 575 3837 Fetes 193164 de Menge 3 5 Nc 2004 Ole Sct TORAEON For 121902199 MOROCCO Eksam Qylbous 525
23. 552 88 13 Tor 21 5684 EPAT GR Gaule HEWPACKSA URITES KINGDOM Packaged 2 Ride WOKINGHAM AGE SLL Te 173100 T iex 48805 EASTERN USA Hensel Packard 4 Chry Apd 22850 348 5375 MiOWESTERN USA Hewinsl Packard 5281 Brive ROLLING MEADOWS IL 52004 3121 255 9093 SOUTHERN USA 2550 Soulh Pars Pisce TANTA GA 10538 Tai 4941 952 1690 WESTERN USA Hewett 5581 tankorshim ROATE HOLLYWOOD 960 Tel 018 5296 5500 OTHER INTERNATIONAL AREAS Packard Incerconlinentas Heatquartats 3495 Dow Creek ALTO DA 4105 villa deg Lions Gaul EL Tel 762326 Talaz 95250 dias ANGOLA Anges Emurass T erit ie Equietzysnlos Bacbeea Rodrigues t t DT Tat 395153559 Fe ARGENTINA Asgentina 5 Meatareges 2140 50 BUENOS MARS Tel 78 1 4038 52 ate EA PACKARG Mines 158 1816 Bema BUENOS LAES 252 3958 252 4951 Arg ntes Esenco SR 14505 2328 3416 8455603 WARS Tei 341 55 59 5 59 16 BAG AUSTRALIA Adelaide Soylh Australie Howietl Packaec Austrata 140
24. 115 Zos A 15238 Toi 2p 187 0400 2750 Monroe Sacavaro PAREY FORGE 18462 Ter 12 151656 9000 AG CM EM South Caroline Paskard Seeokesda Pars 122 Narbtson Way SG 202 8 RON 732 0460 Hewstl Packard 545 Sane ORRENVKLS SC 24607 fel 483 232 0302 Tennesses Hewer Pachard Cs Enargy Contr Suite 200 Pwy KNOXVILLE TN 27432 Tex 151 968 4147 Packata 3819 Row frreclors MEMPIZS 38101 905 246 3370 Hensezi Packard 220 Groat Ciclo Road Sa 116 TH 32228 Tac 835 255 1221 ASEM Texas Packart ARAP AUSTIS Tx 78758 558 82540271 310 Storea E PaaS TX 79912 O55 a 4400 cet Paca Cy 3952 Seadshet reve FORT WORTH TX 26117 Fam 887 232 550 Sumo Packard 10535 Harwin Serve HOUSTON 5X 11005 Tak 2 53 17546400 Co 330 Lana RING FX 13953 2141889 2377 Hasia tyad Go 5 200 78504 1 2 589 3036 mywn Packar 833 fOCNARDBON TX 7508 5501 6105 ACCME MP 1029 Coreg Parkway Soul SAR TX 78292 Utah 3830 We 2100
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28. Measurement Accuracy 1 of 4 1 6 GENERAL INFORMATION The above data applies to the averaged measurement data ap plies when the VIDEO FILTER is on When the DC bias is used use the following value of A B and C in place of the above value to calculate the measurement accuracy 1 5 0 006 x 1 8 14100 14250 15 B 2mF 1077 y 3 250 112 5 14250 us 1072 12250 05 c 10 25 250 10M Test Frequency Hz 5 040 006 x 1 b 15225310723 100 2 1 100 5 21 107 uS 100 121 9 Accuracy 12 accuracy 2 4 2014 0 201 100 95 9 accuracy sin Za 100 Where 201 is Z measured A B and C are obtained from the graph above Accuracy Y accuracy Ya A Bx 4C i Ym x100 95 9 accuracy Ga Ya 100 Where is Y measured and C are obtained from the graph above Figure 1 3 Impedance Measurement Accuracy 2 of 4 1 7 GENERAL INFORMATION X Accuracy depends on D y RUNE xg 22 09 28 8 2 Za X 5 2845 100 82 D can be calculated as R 2xmxfxLs or RX2xmxfxCs can be calculated as tan tan 2xmxfxLs R or t n 1 Rx2xnxfxCs Za R A B Rm Cx 100 95 Za X Xm 100 96 Rm and Xm are the measured R and X respec tivel
29. Signal Level at DUT Figure 3 3 Test Signal Level Calculation The calculation example of the test signal level at DUT is shown in Table 3 2 Table 3 2 Test Signal Level 4195A s Signal Levei Setting impedance of DUT infinite 1 100 9 50 0 OPERATION 3 7 DC BIAS 3 7 1 Internal DC Bias To use the 4195A s internal DC bias capability connect the furnished BNC cable between the 4195A s DC SOURCE OUTPUT connector and the 41951A s DC SOURCE INPUT connector 3 7 2 External DC Bias External DC bias can be used up to 40 V and 500 mA CAUTION DO NOT SHORT CIRCUIT WHEN AN EXTERNAL A DC BIAS IS APPLIED OR YOU WILL BLOW THE FUSE IN THE IMPEDANCE TEST ADAPTER CAUTION DO NOT PERFORM A CALIBRATION MEASUREMENT WHILE A DC BIAS IS APPLIED THE CALIBRATION STANDARDS MAY BE DAMAGED IF YOU DO SECTION 4 VERIFICATION TEST 4 1 INTRODUCTION This section contains the basic operational checkout procedures for the HP 41951A All tests can be performed without access to the interior of the 41951 The verification test is typically used for incoming inspection of the 41951A and to verify that the Impedance Test Adapter is in good order after it has been repaired 4 2 EQUIPMENT REQUIRED Table 4 1 lists the equipment required to perform the verification test Equipment that meets or exceeds the critical specifications listed in the table may be used as a substitute for the recommended models The
30. measurement terminal To perform one port full calibration three calibration stan dards OS 0 50 are required For the procedure of the one port full calibration refer to the 4195A s Operation Manual Calibration Plane Figure 3 2 41951A s Calibration Plane The reference values of the furnished calibration standards are listed in Table 3 1 Table 3 1 Reference Values for Calibration Standards Reference Value 0S jxw x 82 fF 00 50 0 xwxOH Standard 05 admittance 00 impedance 50 Q impedance These values are stored in the 4195A s battery back up memory as the calibration reference values NOTE you extend the calibration plane beyond the connecting surface of the APC 7 connector and you have accurate standards that can be connected to the end of the extension calibration will be accurate to the end of the extension Refer to the 4195A s Operation Manual for the procedure for entering the reference values of your standards 3 5 2 PORT EXTENSION The port extension compensates for the phase shift in the extension cable This capability is effective when the measurement terminal is extended by the 50 low loss cable as the air line or when the offset compensation cannot be performed For procedure of the port extension capability refer to the 4195A s Operation Manual 3 5 3 OFFSET COMPENSATION The 4195A applies three offset compensation 05 amp 90 offset 05 offset a
31. was printed may have a serial number prefix which is not listed on the tite page An unlisted serial number prefix indicates that the in strument may be different from those described in this operation note Operation notes for new instruments may be accompanied by a yellow Manual Changes supplement page or have a different part number This supplement contains Change Information explaining how to adapt this operation note to newer instruments in addition to change information the supplement may contain information for correcting errors Errata in previous operation notes To keep this operation note as current and accurate as possible Hewlett Packard recommends that you periodically request the latest Manual Change supplements The supplement for this operation note is identified by the Print Date and Part Number both of which appear on the operation note s title page For information concerning the serial number prefixes not listed on the title page or in the Manual Change supplements contact your nearest Hewlett Packard Sales office 1 2 GENERAL INFORMATION 1 6 CONTENTS Table 1 2 lists the contents and includes No which are the same as the designation in Figure 1 1 Description Qty Quantity and HP part number Table 1 2 Contents Description HP Part Number PN 41951 69001 PN 04191 85300 PN 04191 85301 PN 04191 85302 PN 41951 61602 PN 1250 0778 PN 8120 1839 PN 41951 60001 impedanc
32. 1 1 1 2 DESCRIPTION 124 4 3 SPECIFICATIONS 1 1 1 4 SAFETY CONSIDERATIONS 1 1 1 5 UNITS COVERED BY THIS MANUAL 1 2 1 6 CONTENTS 1 3 1 7 ACCESSORIES AVAILABLE 1 3 2 INSTALLA TION 2 1 INTRODUCTION 2 1 2 2 INITIAL INSPECTION 2 1 2 3 INTERCONNECTIONS 2 1 2 4 STORAGE ENVIRONMENT 2 2 2 5 PACKING 2 2 3 OPERATI ON 3 1 INTRODUCTION 3 1 3 2 BLOCK DIAGRAM 3 1 3 3 APC 7 CONNECTOR 3 1 3 4 CONNECTING TEST FIXTURE 3 2 3 5 MEASUREMENT CALIBRATION CONSIDERATION 3 2 3 5 1 One Port Full Calibration 3 2 3 5 2 Extension 3 3 3 5 3 Offset Compensation 3 3 3 6 TEST SIGNAL LEVEL AND OUTPUT IMPEDANCE 3 4 3 7 DC BIAS 3 5 3 7 1 internal DC Bias 3 5 3 7 2 External DC Bias 3 5 4 VERIFICA TION TEST 4 4 INTRODUCTION 4 1 4 2 EQUIPMENT REQUIRED 4 1 4 3 CALIBRATION CYCLE 4 1 4 4 PATH CHECK 4 2 4 5 RF PATH CHECK 4 3 5 MANUAL CHANGES 5 1 INTRODUCTION 5 1 5 2 MANUAL CHANGES 5 1 6 SERVICE 6 1 INTRODUCTION 6 1 6 2 SCHEMATICS AND REPLACEABLE PARTS 6 1 GENERAL INFORMATION SECTION 1 GENERAL INFORMATION 1 1 INTRODUCTION This operation note provides the information necessary to use the HP 41951A Impedance Test Kit with the HP 4195A Network Spectrum Analyzer Refer to ihe 4195A s Operation Manual for specific 4195A operating procedures 1 2 DESCRIPTION The 41951A Impedance Test Kit is an accessory for the 4195A Figure 1 1 shows the con tents of the HP 419514 Figure 1 1 Contents of HP 41951A 1 3
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39. R X B L C D Q 1 D 100 kHz to 500 MHz 62 dBm to 3 dBm at 50 load Signal level at DUT is 12 dB lower than 4195A output level Nominal 50 Q 40 V to 40 V 10 mV 0 12 12 mV at 23 C 5 20 mA 1 4 GENERAL INFORMATION Table 1 3 Specifications 2 of 2 x AI Measurement Range and Highest Resolution M Parameter Resolution 21 8 30 to 30 10 IY G B 30 uS to 30 5 10 us 180 to 180 0 01 10 pH to 30 mH 10 pH 10 fF to 30 10 fF 0 001 to 10 0 0001 0 1 to 1000 0 01 Measurement Accuracy Supplemental Performance Characteristics Measurement accuracy is specified at the connecting surface of the APC 7 connector under the following conditions 1 Warm up Time 30 minutes 2 Ambient Temperature 23 5 at the same temperature at which Calibration was performed 3 Output Signal Level 15 dB greater than the Input Range of reference port the value indicated by RANGE R on the 4195A s display 4 Signa Level at DUT 20 io 43 dBm 5 Correction ON Figure 1 3 shows the impedance measurement accuracy of HP 4195A when used with tne 419514 GENERAL INFORMATION 1 100nH 100pH Note D Accuracy at 0 lt 0 2 Za 5 100 100K 300K 1M 10M 100M 200M Test Frequency Hz Figure 1 3 Impedance
40. S ALL P New ERRATA gt 1 3 Table 1 2 Contents Change the part number of item 1 Impedance Test Adapter to 41951 61001 Page 1 6 Figure 1 3 Impedance Measurement Accuracy Change the chart s inductance axis 10fH and 100fH scale labels to 10 and 100pH respectively NOTE Manual change supplements are revised as often as necessary to keep manuals as current and accurate as possible Hewfett Packard recommends that you periodically requesi the latest edition of this supplement Free copies are available from all HP offices When requesting copies quote the manual identification information from your supplement or the model number and print date from the title page of the manual 7 HEWLETT Date Div February 1989 33 PACKARD Page 1 of 1 PRINTED IN JAPAN CHANGE 1 Page 6 6 Table 6 3 Replaceable Parts Change item 5 as follows Reference Designator HP Part Number Qty Description 1250 1811 N f SMA f Adapter with NUT 2190 0054 Washer U so OPERATION NOTE MODEL 41951 IMPEDANCE TEST KIT for HP 4195A SERIAL NUMBERS This operation note a pplies directly to 41951As with 2746J prefixed Serial numbers O COPYRIGHT YOKOGAWA HEWLETT PACKARD LTD 1987 9 1 TAKAKURA CHO HACHIOJI SHI TOKYO JAPAN Manual Part No 41951 90000 Microfiche Part No 41951 90050 Printed Nov 1987 TABLE OF CONTENTS Section Title Page 1 GENERAL INFORMATION 1 1 INTRODUCTION
41. SECTION 3 OPERATION 3 1 INTRODUCTION This section provides the information necessary to use the 41951A WARNINGS CAU TIONS and NOTES are given throughout and they should be followed to insure operator safety and serviceability of the unit NOTE For detailed information on 4195A operation refer to the 4195A s Operation Manual 3 2 BLOCK DIAGRAM The Impedance Test Adapter s block diagram is shown in Figure 3 1 The number included in Figure 3 1 indicates the insertion loss of the Impedance Test Adapter when the 419514 is connected to the HP 4195A and the 50 load is connected to the measurement terminal APC 7 connector of the Impedance Test Adapter The output signal to the QUTPUT connector is approximately 18 dB lower than the input signal to the INPUT S connector and the output signal to the DUT is approximately 12 dB lower than the input signal the voltage applied to DUT is about a quarter of the voltage supplied from the 4195A Figure 3 1 impedance Test Adapter s Block Diagram 3 3 APC 7 CONNECTOR The 41951 8 measurement terminal is an APC 7 connector This connector provides the capability for connecting and installing an accessory test fixture matched to the 41951A or a user built test fixture The APC 7 connector test port a two terminal configuration has a characteristics impedance of 50 which is equal to the base impedance in reflection coeffi cient measurements This base impedance represen
42. SPECIFICATIONS The specifications for the 41951A Impedance Test Kit is listed in Table 1 1 The specifica tions are performance standards or limits The 41951A meets all of the specifications listed in Table 1 1 when shipped from the factory 1 4 SAFETY CONSIDERATIONS The 41951A Impedance Test Kit conform to the safety requirements for IEC 348 and CSA 556B instruments and is shipped from the factory in a safe condition This operation note contains information CAUTIONS and WARNINGS which must be followed by the user to ensure safe operation 1 1 GENERAL INFORMATION 1 5 UNITS COVERED BY THIS OPERATION NOTE Hewlett Packard uses a two part nine character serial number which is stamped on the serial number plate see Figure 1 2 attached to the inside of the carrying case The first four digits and a letter are the prefix and the last five digits are the suffix of the serial num ber The letter in the serial number identifies the country where the instrument was man ufactured The prefix is same for all identical instruments it changes only when a change is made to the instrument The suffix however is assigned sequentially and is different for each instrument This operation note applies to instruments with serial number prefixes listed under Serial Numbers on the title page l 80 YOKOGAWA HEWLETT PACKARD SERIAL NO MADE IN SABAN 20120 Figure 1 2 Serial Number Plate Units manufactured after this operation note
43. T port not try to swap the cables at the Power Splitter s OUTPUT as shown in Figure 4 1 2 Measure the T R and store the data data Do Perform the following calculation and store the result data Data Dg is used as the compensation data in the following steps data D4 D5 2 Connect the Impedance Test Adapter to the Network Analyzer refer to paragraph 2 3 INTERCONNECTION Connect the 0S Calibration Standard OPEN to the APC 7 connector of the im pedance Test Adapter and measure the T R Compensate the measured data by subtracting data from the measured data Confirm that the compensated data is 0 3 dB Connect the 00 Calibration Standard SHORT to the APC 7 connector of the Impedance Test Adapter and measure the T R Compensate the measured data by subtracting data from the measured data Confirm that the compensated data is 0 3 dB Connect the 50 Calibration Standard LOAD to the APC 7 connector of the Im pedance Test Adapter and measure the T R Compensate the measured data by subtracting data from the measured data Confirm that the compensated data is less than 30 dB NOTE In steps 9 11 and 13 the compensation can be performed easily by using the 4195A s User Math capability If the compensation data is stored in the 4195A s RA register the following equation should be entered DMA MA RA For the deta
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45. ance does not meet the verification test limits notify the nearest HP Sales office see the list at the back of this operation note The HP Sales Office will immediately arrange for repair or replacement without waiting for a claim settlement 2 3 INTERCONNECTIONS The interconnection between the 41951A and the 4195A is achieved by connecting the Impedance Test Adapter to the 4195A s Channel 1 or 2 using the furnished Adapters and Cables 1 Connect two female N type connectors INPUT S and OUTPUT to the 4195A s OUT PUT S1 or 82 and INPUT R1 or R2 connectors using two furnished N m N m Adapters respectively NOTE When connecting the INPUT S and OUTPUT connectors do not try to tighten one connector completely alternately tighten each connector little by little until both connectors are tight 2 Connect the OUTPUT T connector to the 4195A s INPUT T1 or T2 connector using the furnished N m N m Cable 3 If the DC bias supplied from the 4195A is used connect the DC SOURCE INPUT con nector to the 4195A s DC SOURCE OUTPUT connector using the furnished BNC m BNC m Cable 2 1 INSTALLATION NOTE if the DC bias supplied from an external DC power supply is used connect the DC SOURCE INPUT connector to the power supply s output terminal The outer con ductor of the DC SOURCE INPUT connector is grounded 2 4 STORAGE ENVIRONMENT The 41951A may be stored or shipped under the following environmenta
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47. e Test Adapter 0 Calibration Standard 50 Calibration Standard 0 Calibration Standard N m N m Cable N m N m Adapter BNC m BNC m Cable Carrying case M 44 244 2 4 8 P a Up POMA AA D mt imt tr uy TIRES T P MY SUITE 1 The serial number plate is not included in the carrying case 1 7 AVAILABLE ACCESSORIES For making certain types of measurements and for convenience in connecting samples five accessories are available Each is designed to meet the various measurement requirements of a variety of test devices All accessories are developed with careful consideration to ac curacy reliability and ease of use A brief description and a photo of each available acces sory are given in Table 1 3 1 3 Table 1 1 41951 Specifications Usable Frequency Range DC Bias Range UNKNOWN Weight Operation Environment Storage Environment GENERAL INFORMATION Specifications 1 of 2 100 kHz to 500 MHz 40 V 20 5 APC 7 Connector Approx 2 7 kg Approx 0 55 ka Test Adapter only 0 to 55 lt 95 at 40 C 40 C to 70 C The following specifications apply to the 4195A when used with the 41951A Measurement Parameter Test Frequency Range Signal Level at DUT nominal Note Output impedance DC Bias supplied from 41954 Voltage Range Resolution Accuracy Maximum Current 121 1 6
48. e Test Adapter s DC SOURCE INPUT connector and the tip of the Test Lead connected to the DMM s low input to the center conductor of the APC 7 to N f Adapter connected to the Impedance Test Adapter s APC 7 connector 5 Check that the Digital Multimeter s reading is less than 10 Q 4 2 4 5 RF PATH CHECK This test checks the RF path of the Impedance Test Adapter REQUIRED EQUIPMENT Network Analyzer HP 4195A Power Splitter HP 11667A N m BNC f Adapter 4 ea HP 1250 0780 BNC m BNC m Cable 2 HP 8120 1838 NOTE The N m N m Cable 2 ea 115008 can be used instead of the N m BNC f Adapter 4 ea and BNC m BNC m Cable 2 ea PROCEDURE 1 Set the Network Analyzer as follows Source Frequency 100 kHz to 500 MHz Log sweep OSC Level 5 dBm DC Bias OFF Receiver RBW 1 kHz INPUT RANGE R ch OdBm T ch 0 dBm 2 Connect the Power Splitter to the Network Analyzer as shown in Figure 4 1 1 NOTE Use the N m to N m Adapter included with the 41951A to connect the Power Splitter s INPUT terminal to the Network Analyzer s SOURCE terminal Power Splitter 1 2 Figure 4 1 Power Splitter Connection 4 3 10 11 12 13 Measure the and store the data data D4 All measured data in the measure ment range must be stored This data is used to calculate the compensation data Swep the cable connection with the Adapter at the Network Analyzer s INPU
49. equipment used for verification testing must be calibrated Table 4 1 Recommended Test Equipment Recommended Model Critical Specifications Equipment Frequency 100 kHz to 500 MHz Impedance 50 0 Accuracy 10 5 dB Network Analyzer HP 4195A Digital Multimeter Resistance Measurement Range HP 3478A 510300 Accuracy 1 Power Splitter Frequency 100 kHz to 500 MHz Input Impedance 50 Q Output Impedance 50 0 HP 11667A 4 3 CALIBRATION CYCLE The 41951A requires periodic performance verification The 41951A Impedance Test Adapter should be checked out using the verification test at least once a year or more depending on the frequency of use Preventive maintenance should be performed at least twice a year to keep down time to a minimum and to insure optimum operation 4 1 4 4 DC BIAS PATH CHECK This test checks the resistance of the path between the 41951A s DC SOURCE INPUT con nector and the APC 7 connector REQUIRED EQUIPMENT Digital Multimeter HP 3478A 7 to N f Adapter 1 ea HP 11524A Test Leads PROCEDURE 1 Connect the Test Leads to the Digital Multimeter s high and low terminals 2 Connect the APC 7 to N f Adapter to the Impedance Test Adapters APC 7 connector 3 Set the Digital Multimeter to the resistance measurement mode 4 Connect a tip of the Test Lead connected to the DMM high input to the center con ductor of the Impedanc
50. for measurement of circuit impedances and components mounted on circuit assemblies The probe adapter unit can be attached at the tip of an extension line connected to the test port The probe connector fits APC 7 connector of a coaxial test cable or a flexible air line Probe needle inter val is variable from 1 mm to 15 mm Electrical length compensation in the instrument must be adjusted for probe cable length Usable frequency range DC to 125 MHz Electrical length 2 32 cm typical Maximum applied DC bias voltage 40 V 1 11 INSTALLATION SECTION 2 INSTALLATION 2 1 INTRODUCTION This section provides installation instructions for the HP 41951A Impedance Test Kit It also includes information on the initial inspection damage claims preparation for using the 41951A packaging storage and shipment 2 2 INITIAL INSPECTION The 41951A Impedance Test Kit meet all of the specifications listed in Table 1 1 Upon receipt inspect the shipping container for damage the shipping container or the cushion ing material has been damaged keep the container and packing material until the contents have been checked for completeness and the test kit has been checked out mechanically and electrically The contents should be as shown in Figure 1 1 The procedures for check ing the general electrical operation are given in Section 4 If anything is missing damaged scratches dents broken connectors etc or if perfor m
51. ils of the User Math capability refer the 4195A s Operation Manual SECTION 5 MANUAL CHANGES 5 1 INTRODUCTION This section contains information for adapting this manual to instruments to which its con tents do not directly apply The following paragraphs explain how to adapt this manual to older instruments which have a ser al prefix number lower than that given on the title page 5 2 MANUAL CHANGES To adapt this manual to your instrument refer to Table 5 1 and make all of the manual changes listed opposite your instrument s serial number Perform these changes in the sequence given If your instrument serial number is not listed on the title page of this manual or in Table 5 1 it may be documented in a yellow MANUAL CHANGES supplement For additional informa tion about serial number coverage refer to UNITS COVERED BY THIS OPERATION NOTE in Section 1 Table 5 1 Manual Changes by Serial Number Serial Prefix or Number Make Manual Changes 5 1 SECTION 6 SERVICE 6 1 INTRODUCTION This section provides the information required to service the 41951A Impedance Test Kit The Schematic Diagram and the Replaceable Parts List are included 6 2 SCHEMATICS AND REPLACEABLE PARTS The 41951A consists of the assemblies listed in Table 1 2 Any assembly except for the impedance Test Adapter can be replaced by the assembly level when it is damaged The part numbers are shown in Figure 1 1 and Table 1 2 The impedance Tes
52. l conditions Temperature 40 to 70 C The unit must be protected from temperature extremes which can cause condensation 2 5 PACKING Original Packing Containers and packing material identical to those used in factory packaging are available from Hewlett Packard If the unit is being returned to Hewlett Packard for servicing attach a tag indicating the type of service required return address model number and full serial number Other Packing The following general instructions should be used for repacking with commercially available materials a Wrap the unit in heavy paper or plastic If shipping to a Hewlett Packard Sales Office or Service Center attach a tag indicating the type of service required return address model number and the full serial number b Use a strong shipping container A double walled carton made of 350 pound test material is adequate c Use enough shock absorbing material a 3 to 4 inch layer around all sides of the unit to provide a firm cushion and to prevent the unit from moving inside the container d Seal the shipping container securely e Mark the shipping container FRAGILE to ensure careful handling f In any correspondence refer to unit by its model number and the full serial number NOTE if you ever need to return the 41951A for servicing HP recommends that you return your 4195A also so that system performance can be verified after repairs are made 2 2 OPERATION
53. libration corrects for the measurement errors caused by the measurement instrument and Impedance Test Adapter Port extension compensates for phase shifts in extension cables that connects the calibra tion plane and the DUT Offset compensates for the measurement errors caused by the residual impedance and stray admittance between the calibration plane and DUT For de tails of the measurement calibration refer to the 4195A s Operation Manual At the measurement which can perform the offset compensation at the measurement ter minal the one port full calibration and offset compensation should be performed if the measurement terminal is extended using 50 Q low loss cable as the air line the offset compensation cannot be performed at the measurement terminal the port extension should be performed instead of the offset compensation If needed all measurement calibration procedures can be performed under actual measurement conditions 3 5 1 ONE PORT FULL CALIBRATION The one port full calibration compensates for the measurement errors due to the frequency of the Impedance Test Adapter This calibration is required to extend the calibration plane to the connecting surface of the APC 7 connector of the Impedance Test Adapter or the ex tended measurement terminal see Figure 3 2 If the measurement terminal is extended by a cable with APC 7 connectors the one port full calibration should be performed at the 3 2 OPERATION extended
54. nd 00 offset com pensation The 05 amp 00 offset compensates for the residual impedance and stray admit tance existing in the test fixture that is attached on an Impedance Test Adapter The 0S 3 3 OPERATION offset compensates for the stray admittance and the 00 offset compensates for the residual impedance To perform the offset compensation select the offset compensation mode by pressing the 06 OFFSET 00 OFFSET or 0S amp 0Q OFFSET softkey If the OS amp 0 Q offset compen sation is selected the 0S and 00 softkeys are displayed on the softkey area if the OS offset or 0 offset compensation is selected one of these softkeys is displayed To perform the offset compensation short or open the measurement terminal on the test fixture and press the 00 or 0 softkey and ENTER EXECUTE key NOTE The test fixture must be configured the same as it will be for performing com pensation and for making a measurement 3 6 TEST SIGNAL LEVEL AND OUTPUT IMPEDANCE The test signal level applied to DUT depends on the test signal level applied from the 4195 the output impedance and insertion loss of the Impedance Test Adapter and the impedance of DUT The 41951A s output impedance is approximately 50 Q The equivalent circuit and equation to calculate the test signal level is shown in Figure 3 3 e VxZL 2x ZL 50 Where 4195A s output Signal Level V ZL Impedance of DUT e Test
55. t Adapter includes some replaceable parts Figure 6 1 shows the schematic diagram of the Impedance Test Adapter The replaceable parts mounted on the board in the Impedance Test Adapter is listed in Table 6 1 The part s locations are shown in Figure 6 2 NOTE Parts that are not listed in Table 6 1 cannot be replaced and the board assembly cannot be replaced So if any of parts which are not listed are damaged the impedance Test Adapter must be replaced at the assembly level Table 6 2 shows an exploded view of the APC 7 connector mounted on the Impedance Test Adapter s top cover and lists the APC 7 connecter s parts Table 6 3 lists the Impedance Test Adapter s replaceable parts except for those on the board and shows their location i 3 DC SOURCE INPUT Figure 6 1 Schematic Diagram of the Impedance Test Adapter 6 2 DLI 8 3 PO Ril 813 C Figure 6 2 Parts Locations 6 3 Table 6 1 Replaceable Parts List Reference Designator HP Part Number Description 0160 0576 Capacitor 1 uF 0160 0576 Capacitor 1 0160 0576 Capacitor 1 0160 0576 Capacitor 1 0160 0576 Capacitor 1 0160 0576 Capacitor 1 uF 0160 0576 Capacitor 1 uF 1902 0953 Diode Zener 1901 0050 Diode Switching 1902 0953 Diode Zener 1901 0050 Diode Switching 1902 0551 Diode Zener 1901 0050 Diode Switching 1902 0551 Diode Zener 1901 0050
56. tI Psceard 24 Invorness Peace finst ENGLEWOOD 20 112 503 43 8000 AC GM EM Connecticut Hewiel Pac amp ard 509 Sylvan BARIDGEPORT CT 65596 Tet ROD 37 1 644 es Cu 47 WALLOERFORD 65492 01 295 1801 ASCMEM Florida Health Packard 8961 8254 Street FORT LAJOERDALE Fi 32905 Tol 072 250 Packed Co 8400 Says Point Purkway 30 PACKSONVELE 32218 Tet 104 626 9355 cut Kemet 955 Zast Oras Suto MELBOURNE 32504 067550054 Packer kuko Shana Fi 32809 Herei 4160 Bayau Buikting 5 PERSACOLA FL 92509 T l 1904 475 3427 ACM Bentet Pacxaril SOW lite 8150 TAMPA Fe 3614 839 884 5282 LEMP Georgia Hecate Pachu 250 Sonn Park Place ATLANTA GA 30325 A993 955 3500 550 265 4590 ACC EMT Packard Co 382 Parkwyy Salle 399 NDRZROSS 20292 1481404 40 1094 Hewialt Packard Susy 190 57 South King 1 36813 1894 696 1555 ASEM idaho Co 11329 Caan ed 80886 15 83521 2981 322 2700 ithnote Hewtotl Packare Gs 304 Ross Box 1607 61701
57. tes No 80 Agen onde DOMMES Yol 585 6258 Telex 4810 ARENTA QA ROAF 2 ECUADOR GYEOE Cia Siop 3749 842500 Tel 24540075 241 064 Telen 22348 CYEDE ED 974 Madig BO ute Tel 2 2295 Telex 2238 B A Rabies 625 0593 Sel 545 250 525 127 Telex 2485 HOSPTE ED FOSPITALAR Odie Ecuador Overgens Agencies Gane 40 2 0 Sox 1246 quito 204022 Telex 2261 8 ED M EGYPT Sas co Emorgrisas 9 0 968 ALEXANDRI Fel 082508 098010 095202 olen 54933 4 Hesse fe 23823 25843 Totes 93990 4 Cable IK EGASSO 16 Mossodas Sokki Tei FOB 442 791087 3117 SS C 30 Gezerzl I Arat CARO 400844 005308 8 9203 20503 SSC YN EL SALVADOR iPESA 89300 SA 28 Awarie Hoete 229 SAN SALVADOR Tel 28 5058 25 6806 301 20535 PESA SAL 85133 ETHIOPIA 2 0 Goa 2754 0015 136586 Tear NHA FINLAND Oy 57 92360 55990 00548 2 98121 Talez 121563 HEWPA SE FRANCE
58. ts the reference in the normalized im pedance calculations for multiple parameter derivations 3 1 OPERATION The connecting surface of the APC 7 connector the calibration standards and the test fixtures must be kept free of spots dust oil and adhesives which will cause poor contact To maintain clean contact surfaces it is recommended that the operator perform periodic cleaning as necessary Use a lint free cloth and if a cleaning fluid is needed use isopropyl alcohol CAUTION Do not use aromatic or chlorinated hydrocarbons esters ethers terpenes higher alcohols ketones or ether alcohols such as benzene toluene turpentine di oxane gasoline cellulose acetate or carbon tetrachloride Keep exposure of the connector parts to both the cleaning fluid and its vapors as brief as possible 3 4 CONNECTING TEST FIXTURE The following five test fixture are available for the impedance measurement using the 41951A with the 4195A see Table 1 3 16091A Coaxial Fixture HP 15092 Spring Clip Fixture HP 16093A B Binding Post Fixture HP 16094A Probe Fixture The test fixture is installed by connecting to the APC 7 connector on 41951A s Impedance Test Adapter For the details refer to the test fixtures operation notes 3 5 MEASUREMENT CALIBRATION CONSIDERATIONS The 4195A provides the one port full calibration port extension and offset compensation capabilities for accurate impedance measurement One port full ca
59. w Fixture Max dimensions 04191 85302 16091 60012 Usable frequency range DC to 1000 MHz Electrical length 1 87 cm typical Maximum applied DC bias voltage 40 V Note The 16091A fixture of 7 mm inner diameter P N 04191 85302 is actually the same as the OS standard termination Thus this fixture is not sup plied with the 16091A fixture set since the furnished OS termination can be used HP 16092A Spring Clip Fixture Test fixture for connecting axial and radial lead components and leadless chip components The spring clip contacts can be adjusted to the dimen sions given below 1 2 24mm A slide gauge provides direct read out of the length of the test sample Maximum applicable DC bias is 2150 V t0 5 GENERAL INFORMATION Table 1 3 Accessories Available 2 of 2 HP 16093A Binding Post Fixture A test fixture used when measuring miniature axial and radial lead components Two binding post terminals at intervals of 7 mm on the terminal deck ensure optimum contact of terminals and the test sample leads The maximum DC bias that can be applied is 40 V 0 5 A HP 16093B Binding Post Fixture A Test fixture for connecting common axial and radial lead components Three binding post ter minals are located on the terminal deck as shown below i0 5 mm The maximum DC bias that can be applied is 40 0 5 16094 Probe Fixture Test Fixture
60. y A B and C are obtained from the preced ing graph G B Accuracy depends on D lt 0 0 2 lt D lt 5 128 6 wo c DERE D can be calculated as G B G 2X TxfxCp or Gx2xmxfxLp 9 can be calculated as tan B G tan 2x m xfxCp G or tan 1 Gx2xvxfxLp Ya G Gm 100 96 Ya B A Bx Bm 4C 100 96 Gm and Bm are measured G and B respectively A B and C are obtained from the preceding graph Figure 1 3 Impedance Measurement Accuracy 3 of 4 1 8 GENERAL INFORMATION D Accuracy 2 100 2 100 1 02 Where Za is 2 accuracy Accuracy depends on D y La 21 Cx ZI 100 96 Where 121 2x mxfxLm f is frequency in Hz and Lm is measured L A B and C are obtained from the preceding graph C Accuracy depends on D 050 2 0 2 D A B 2 2 x100 96 Where Zc 1 2x1xfxCm f is frequency in Hz and Cm is the measured C A B and C are obtained from the preceding graph Figure 1 3 Impedance Measurement Accuracy 4 of 4 1 9 GENERAL INFORMATION Table 1 3 Available Accessories 1 of 2 HP 16091A Coaxial Fixtures Test Fixtures coaxial termination type for hoiding a piece of sample holders accommodate a cylindri cal sample in their respective inner chambers Two kinds of fixtures fit samples dimensions given belo
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