Tektronix SG 505 Instruction Manual
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Tektronix SG 505 Instruction Manual

Tektronix SG 505 Instruction Manual

Oscillator with option 01
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Tektronix, Inc.
P.O. Box 500
97077
Beaverton, Oregon
070-2823-00
75
Product Group
PLEASE CHECK FOR CHANGE INFORMATION
AT THE REAR OF THIS MANUAL.
OSCILLATOR
WITH OPTION 01
Francais
INSTRUCTION
COMMITTED TO EXCELLENCE
SG
505
Deutsch
MANUAL
Serial Number
First Printing
Revised MAR
1979
1986
OCT

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Summary of Contents for Tektronix SG 505

  • Page 1 COMMITTED TO EXCELLENCE PLEASE CHECK FOR CHANGE INFORMATION AT THE REAR OF THIS MANUAL. OSCILLATOR WITH OPTION 01 Deutsch Francais INSTRUCTION MANUAL Tektronix, Inc. P.O. Box 500 97077 Serial Number Beaverton, Oregon 070-2823-00 1979 First Printing 1986 Product Group Revised MAR...
  • Page 2 Contents of this publication may not be reproduced in any von Tektronix, Inc. nicht weitergegeb en werden. form without the written permission of Tektronix, Inc. Products of Tektronix, Inc. and its subsidiaries are covered Produkte von Tektronix, Inc. und seinen Tochtergesellschalten sind durch US· und Auslandspatente und/oder schwebende by U.S.

  • Page 3: Table Of Contents

    SG 505 TABLE OF CONTENTS Page Page 2·2 2·2 i i i Selection du niveau de sortie . . . , .., ..List of Illustrations .
  • Page 4 SG 505 (cont) TABLE OF CONTENTS SERVICE PART Section 5 MAINTENANCE Recalibration ....5-1 Obtaining Replacement Parts ..5-1 Cleaning I nstructions .

  • Page 5: List Of Illustrations

    SG 505 installation and removal........
  • Page 6 S G 505 LIST OF TABLES Table Page 1 - 1 Electrical Characteristics ... , , . ' . " 1 - 1 1 -2 Miscellaneous .. , , , , , .. ' , , , , , , ' , , , . , , ' , ... , , . , . , , , , , , ' , , , , , ' , ' . " 1 -3 Environmental .

  • Page 7: Operators Safety Summary

    SG 505 O P ERATORS SAFETY SUM M ARY Power Source The general safety informatio n i n this part of the summary i s for both operating and servicing personnel. Specific This product i s i ntended to operate in a power module...
  • Page 8 Use the Proper Fuse Do Not Operate Without Covers To avoid fire hazard, use only the fuse of correct type, To avoid personal injury, do not operate this product voltage rating and current rating as specified i n the parts without covers or panels installed.
  • Page 10 The SG 505 Oscillator. viii...

  • Page 11: Operators Part

    The electrical characteristics are valid only if the The SG 505 Oscillator generates an ultra low distortion SG 505 has been calibrated at an ambient temperature of sine wave over the frequency range from 10 H z to 100 kHz.

  • Page 12: Rear Interface

    Specilication-SG Table (coni) ELECTRICAL CHARACTERISTICS (Fronl Panel) Performance Requirements Supplemental Information Characteristics 3.16 ---6 OUTPUT LEVEL (cont) V fms unl oaded. Maximum Output (112.2 dBm) or V rrns Into �5 seconds to dB of final val ue, Seltli ng Time 20 Hz-l00 kHz, typically <3 seconds above...

  • Page 13: Miscellaneous

    Specification-SG 505 Table 1-1 (cont) ELECTRICAL CHARACTERISTICS (Front Panel) Supplemental Information Characteristics Performance Requirements INTERMOD TEST SIGNAL ( O ptional) Lf sine wave mi xed with normal oscillator SYNC OUT signal is If com ponent only. Signal output in a 4 (±O.1) to 1 amplitude ratio.

  • Page 14: Environmental

    Specification-SG 505 Table ENVIRONMENTAL' Characteristics Description Meets M I L-T-28800B , class 5. Temperature Operating O'C to +50'C -55' C to +75' C Non-Operating 90-95% R H for 5 days cycled to 50' C. Exceeds M I L-T-28800B, class 5.

  • Page 15: Installation Instructions

    The SG 505 Option 01 i n strument has a n intermodula­ ment match t h e cutouts i n the SG 505 circuit board edge tion test function that m ixes a 60 Hz or 250 Hz sine wave connector.

  • Page 16: Repackaging Information

    Installation Instructions-SG 505 Save a n d reuse the package in which your i nstrument To remove the SG 505, p u l l on the release latch (located in the lower left corner) until the interconnecting was shipped. I f the original packaging is unfit for use or jack disengages and the SG 505 slides out.
  • Page 17 Installatio n Instructions-SG 505 Ag. 2-2. Front panel controls and connectors. 2·3...

  • Page 18: Operators Familiarization

    . selectable (60 Hz or 250 Hz) by means of an internal j um per. The SG 505 is shipped with the internal jum per in the 60 Hz position. Refer internal frequency selection to qualified service personneL (Information for internal...

  • Page 21: Service Part Iwarning

    THEORY OF OPERATION I ntroduction Amplitude Detector This section describes the SG 505 circuitry. The This circuitry provides an accurate relatively long time description is divided into parts that correspond to the constant agc voltage. The output signal from U1401 is also...

  • Page 22: Output Buffer Amplifier

    60 Hz by C1 1 00, C 1 200, Power is supplied to the SG 505 from the 25 V ac R 1 1 02. and R 1 1 03. With the jumper positioned across floating winding of the power module.

  • Page 23: Calibration Procedure

    Section 4-SG 505 CALIBRATION PROCEDURE I ntroduction Factory Service Center. Contact your l ocal Tektronix Field This section consists of a Performance Check and an Office or representative for further i nformation. Adjustments procedu re. The Performance Chec k verifies the electricai spec ifications listed u nder Performance Requirements i n the Specifications section of this manual.
  • Page 24 Calibration Procedure-SG 505 Table 4-1 (cont) Application Performance Performance Adjustments -,-, --. Description Requirements Check Step Step "" Spectrum Analyzer 10 Hz resolution; 80 d B TEKTRONIX 7L5/L3 dynamic range; ··60 d B Spectrum Analyzer reference level. Differential Amplifier Gai n of 1 0, 1 00, 1 000;...

  • Page 25: Performance Check

    1 k 4.850 to 5. 1 50 1 Hz 2. I nstall the SG 505 i n the power module and connect 6.790 to 7.210 the power m od ule and test equipment to the line voltage 9.700 to 1 0.300 source.
  • Page 26 Table 4-3. cable to the calibration fixture (067-0938-00) i nput. g. Set the SG 505 OUTPUT LEVEL ( d B m ) control to c. Connect the calibration fixture Output through an the first value listed i n the table.

  • Page 27: Output Level Step Accuracy Check

    Con nect the SG 505 OUTPUT through a coaxial cable to the calibration fixture I nput j . Change the SG 505 OUTPUT LEVEL (dBm) control to the value shown in the table.
  • Page 28 7. Atten to 0 dB (out). d. Set the SG 505 FREQU E N CY Hz dial and FRE­ e. Turn the SG 505 OUTPUT LEVEL (dBm) CAL QUENCY Hz pushbutton as l i sted In Table 4-5.

  • Page 29: Level Flatness Check

    V. Adjust the SG 505 OUTPUT LEVEL ( d B m ) CAL be omitted. Distortion can be easily and quickly �ontrol to position the waveform peaks on the center checked to the residual limits of almost any commer­...
  • Page 30 O F F (out) -130 1 50HZ ' • b. Connect the SG 505 OUTPUT through a coaxial 2623·4 cable to the calibration fixture I nput. Connect the calibra­ tion fixture Output through an 1 8 inch coaxial cable tothe differential amplifier + input.

  • Page 31: Harmonic Correction Factors

    Calibration Procedure-SG 505 Performance Check Table 4-7 Table Method for Computing thd: Add the cali bration fixture correction factors to the HARMONIC CORRECTION FACTOR S harmonic distortion levels noted i n step 9 part g. For example, using the harmonic distortion levels i n Fig. 4-2...
  • Page 32 Repeat step 9 parts e through h using the 20 Hz graticule mark on the display for step 9 part e (see Fig. 4-1). Alten to 0 d B (out). Adjust the SG 505 FREQ V E R N I ER contra! and the two calibration fixture Adjust For Null I.
  • Page 33 FREQUENCY Hz Dial FREQUENCY Hz Pushbutton x 1 k Set the SG 505 F R E Q U ENCY H z dial to 10. C:,ange FREO VERNI ER centered the calibration fixture Notch frequency to 100 kHz . OUTPUT LEVEL (dBm)
  • Page 34 5 V p-p display, c. Set the counter to 0. 1 Hz resol ution. e, Set the SG 505 INTERMO D TEST SIG pushbutton on lin), 61.2 d. C H ECK - that the counter reads between 58.8 and...

  • Page 35: Adjustments

    Preparation To gai n access to the adjustable components, remove the left side cover of t h e SG 505 by pulling the rear of t h e side cover outward from the instrument. Adjustment locations are shown in the adjustment locations i l l ustra­...
  • Page 36 FLTG (out) I NT E R M O D TEST SIG e, Set the SG 505 I NT E R M O D TEST SIG to ON ( i n ) , Push b utton ( O pt.) OFF (out) f.

  • Page 37: Maintenance

    4. Tektronix part number. For an Option 01 SG 505, remove t h e I M D board (Assy A 1 1 ) as tallows: Remove the I NTER M O D TEST SIG pushbutton shaft...

  • Page 38: Low Frequency Selection (Option 01)

    Troubleshooting Charts. As an aid in locating problem areas, troubleshooti ng charts are provided for the SG 505. These charts are located in the foldout pages i n the 2. Loosen the two set screws in the OUTPUT LEVEL Diagrams and I l l ustrations section.

  • Page 39: Relative Susceptibility To Static Discharge Damage

    Maintenance-SG 505 Table 5-1 for relative susceptibility of various classes of Use only special antistatic suction type or wick semiconductors. Static voltages of 1 kV to 30 kV are type desoldering tools. common i n un protected environments. Observe the following precautions t o avoid damage: Mini mize handling of static-sensitive components.

  • Page 41: Options

    Section 6-5G 505 OPTIONS The information in this manual describes only the Option 01 version of the SG 505 Oscillator. A separate instruction manual is available which contains information for both the standard and Option 02 SG 505 Oscillator. REV DEC 1 983...

  • Page 43: Replaceable Electrical Parts

    EL E CT R ICAL PARTS PARTS O R D E R I N G I N F O R MATION Replacement parts are available from or through your local Tektronix. I n c . Field Office or representative. Changes to Tektronix Instruments are sometimes made to accommodate Improved components as they become available.
  • Page 44 BUSSMANN MFG CO 114 OLO STATE RD ST LOUIS 63178 MCGRAft £OISION CO BOX 14460 80009 TEKTRONIX INC 4900 S " GRIFFITH DR BEAVERTON OR 97077 P O BOX 500 TK1483 TEKA PROOUCTS INC 45 SALEM ST PROVIDENCE RI 02907...
  • Page 45 Replaceable Electrical Parts - SG & Mfr . Tektronix Serial Assembly No . Code Mfr . Part No . Part No . Effective Oscont Name 8010100 8052439 CIRCUIT 80 ASSY:OSC 80009 670-6337-02 670-6337-02 (STANDARD ONLY) 670-6337-03 8052440 8052740 CIRCUIT 80 ASSY:OSC...
  • Page 46 Replaceable Electrical Parts - SG 505 & Mfr , Tektronix Serial! Assembly N o . Name Code Mfr, Part No , No , Part N o , Effective Oseont 290-0770-00 8031980 CAP,FXO, ELCTLT :100UF,+50-10%,25YOC 54473 ECE-A25Y100L A10C1210 (STANOARO ONLY) B010100...
  • Page 47 Replaceable Electrical Parts - SG & Tektronix Serial Assembly N o . Mfr. Part No . Effective Oscont Name Code Mfr . Part No . (OPTION 01 ONLY) A10C1511 290-0574-00 8010100 8031979 CAP, FXO, ELCTLT :47UF, 10X,20V 05397 1368C476K0202AS (STANOARO ONLY)
  • Page 48 Replaceable Electrical Parts - SG 505 & Tektronix Serial! Assembly No . Mfr. Part No . Effective Dscont Name Code Mfr . Part No . (STANOARO ONLY) A10CR1500 152-0141-02 8052430 S�I CONO OVC , OI : SK , S I , 30V, 150MA,30V...
  • Page 49 Replaceable Electrical Parts - SG 505 & Tektronix Serial! Assembly No . Mfr. Part No . Effective Oseont Name Code Mfr. Part No . n10R1410 321-0300-00 RES , FXO , F I LM : 1 3 , O K OHM,1% , O . 1 25W,TC:TO...
  • Page 50 Replaceable Electrical Parts - SG 505 & Tektronix Serial Assembly N o . Mfr. Part No . Effective Oseont Name Code Mfr. Part No . A10R1712 321-0680-03 RES , FXO , FIU.:35,3K OHM,O.251 , 0 . 125W, TC=T2 19701 5033RC35K300...
  • Page 51 Replaceable Electrical Parts - SG & Serial! Assembly No . Mfr. Tektronix Code Mfr. Part N o . Part N o . Effective Dscont Name 19701 5043E09K600F AllR1210 321-0639-00 RES ,FXD , F I LM: 9 . 6K OHM ,11,0. 125K,TC=TO...

  • Page 53: Diagrams An !Jcircuit Board Illustrations

    Abbreviations are based on ANSI Y1.1-1972. COMPONENT NUMBER EXAMPLE Other ANSI standards that are used in the preparation of diagrams by Tektronix, Inc. are: Component Number Y14.15, 1966 Drafting Practices. S�:lC Line Conventions and Lettering.
  • Page 54 T A B L E 8-1 R EAR I N T E R FA C E CO N N ECTO R ASSI G N M E N TS Output or Output or Input Input Sync Common Sync Output Buffered Main Output Common Buffered Main Output Barrier...
  • Page 55 S G 505 SI M PLI FI E D B L O C K D I AG RAM SG 505 ::l :o PHASE S H I F T AMPL I T UDE CONTROL z l> OSC I LLATOR cn ll I "...
  • Page 56 I­ -< > J: < � () � () PARTS LO CATI O N G R I D Z a: - u. ,.., (3 CC "' Z ... 1- o: Z 1- "' ::!' "- 0.. � '" ':!. i jJ g ;'6 �""...

  • Page 57: Component Reference Chart

    Tabl e 8-2 CO M PO N E N T R E F E R E N C E CHART Pia A l 0 ASSY Oscillator Circuit Schematic Board Circuit Schematic Board Number Location Location Number Location location C1300 R520 CHASSIS C1301 R530...
  • Page 59 § � " PHASE SHIFT OSCILLATOR R l -12!2l C 1 322 1 0lZ1K S 1 41 i2l-D ' f-' F + 1 5V * C 1 320 R 1 4 2 1 5 1 01<. C 1 32 1 ' e , S , .
  • Page 60 Perform Step Check S1410 C13l 1 , Check 51410 C, C1 310, Adjustments procedure. Cl320, C 1 3 1 2, SG 505 ok, U 1 520, R1S18, Check S1410 E, 5 1 7 1 0 , R1 720, R1721, Check...

  • Page 61: Component Reference Chart

    Tabl e 8-3 C O M PO N E NT R EF E R E N C E CHART <€> PIO Al0 ASSY Output Circuit Schematic Board Board Circuit Schematic Location Location Number Location Number Location C1202 R1201 C 1 203 R1202 R 1 203 C1520...
  • Page 62 � B 1 0 2 0 1 2 0 1 1 0 1 121 0 NOTES : 121121 § 5 1 4 1 121 FROM BAC K V I EWED OF BOARD §J...
  • Page 63 SG 505 + 1 1 . 5V R 1 21Z18 SYNC DRIVER '53 f..l F + 1 5V + 1 1 . 5V SYNC AMPLIFIER : ; W E � ( f-I> MOOULE FROM P l 1 Q l P l 1 0 1 �...
  • Page 64 SG 505 a. '" >- 1- � a: ::> J: ", U � P O W E R S U P P LY "' w � z a. '" ,.. w I l!: 0: '" "' I­ � z ...J /l.

  • Page 65: Component Reference Chart

    Tabl e 8-4 C O M PO N E NT R E F E R E N C E C HART Power Supply P/O A10 ASSY Circuit Circuit Schematic Board Schematic Board Location Location Number Location Location Number C1100 0 1 1 1 0 Cl101 C1 200 R 1 1 0 1...
  • Page 67 � � " + 1 5V R 1 21217 R 1 21216 C1 1 121 1 + 1 5V, 2 9 . 7K 4 . 7 !-IF :�l._', �_�J " - � ---""1 CR T l 1 1 2 . 7 CRl l l S T 1 221Zl CR1 1 1 2...
  • Page 68 SG 505 "" >- < 00 :1: � w � () � () < z z ", PARTS LO CATI O N G R I D I- w < 0: - "­ -' UJ "" Table 8-5 "' z "' 0 "' 0.
  • Page 69 � R 1 1 1 0 1 2 5 ' 1 1 J 1 1 1 0 4: P 1 S20-4 1 13 R 1 l l 1 FROM P 1 520-5 2 .49K R 1 1 00 4 . 95K 1 ' "...
  • Page 70 SG 505 if) z o ;:: '" " o ..J f­ Z w :lE I­ Ul A D J U STM E N T L O CATI O NS ::> '" '" STEP 3 TP 1510 Sync Level Adj. R1301 J[J1SOU�[...

  • Page 71: Change Information

    T e k t r o n i x , inc Field Office or representative used In the descnption column 2 3 4 5 & Changes to TeKtronix Instruments are sometimes made to Name DescfJptlon acco"T1modate Improved compor>ents as they become available.
  • Page 72 SHAKEPROOF DIVISION 79136 "ALOES KOHINOOR INC 47-16 AUSTEL PLACE LONG I S LANO CITY NY 1 1 10 1 80009 TEKTRONIX INC 4900 S " GRIFFITH OR 8ERVERTON O R 97077 P 0 80X SOD 83385 M I CROOOT MANUFACTURING INC 3221 "...
  • Page 73 Replaceable Mechanical Parts - SG 505 Fig. & Name & DescriR tion Index Tektronix Serial! Assembly N o . Mfr. N o . Part No . Effective Dscont 12345 Code Mfr. Part N o , B010100 337-1399-04 B042239 SHIELD,ELEC :SIOE...
  • Page 74 Replaceable Mechanical Parts - SG 505 FIg , & Name & DescriQtion Index Tektronix Serial/ Assembly N o . Mlr, 12345 No , Part N o , Effective Dscont Code Mlr, Part No. [STANOARl) ONLY) 210-0012-00 8010190 WASHER , LOCK : 0 . 384 I D . INTL.O .D22 THK,STL...
  • Page 75 Replaceable Mechanical Parts SG 505 & Fig . Name & OescriQ tion Index Tektronix Serial /Assembly No . Mfr , No . Part No . Effective Oscont 12345 Code Mfr. Part No . 1-57 131-0963-00 • • CONTACT . ELEC :GROUNO ING.PH BRZ ,"/BRACKET...
  • Page 77 SG 505 C> r­ t···, � Al l " " ; �' i k "" : 'I , : " " ; > " �:�� _ � OPTION REV MAY 1985...
  • Page 78 l '�I� .l3N!8V:J...
  • Page 79 Replaceable Mechanical Parts SG 505 Fig . & Name & DescriQtion Index Tektronix Serial! Assembly N O , Mfr. N o . Part N o . Effective Dscont Code Mtr. Part No . 12345 105-0932-00 80�22�0 UHCH ,PANEL: S IOE...
  • Page 81 SG 505 l> (") ACCESSORI ES F i g & (") Name & Description I n d e x T e k t r o n i x Ser r a l / M o d e l No. 3 4 5 �...

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