Tektronix C-30B Instruction Manual Download

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Ttektronix

COM MITTED TO EXCELLENCE

C - 3 0 B

C A M E R A

INSTRUCTION

MANUAL

Tektronix, Inc.

P.O . Box 500

Beaverton, Oregon

97077

Serial N u m b e r ----------------------------------

0 7 0 - 2 8 2 5 - 0 0

F ir s t P r in tin g , J U N 1 9 7 9

Summary of Contents for C-30B

Page 1: ...Ttektronix COMMITTED TO EXCELLENCE C 3 0 B C A M E R A INSTRUCTION MANUAL Tektronix Inc P O Box 500 Beaverton Oregon 97077 Serial N u m b er 0 7 0 2 8 2 5 0 0 F irst P rin tin g JU N 1979 ...

Page 2: ...rvicethe product b to repair damage resulting from improper use or from connecting the product to incompatible equipment c if personnel other than Tektronix representatives modify the hardware or Software There is no implied warranty of fitness for a particular purpose Tektronix is not liable for consequential damages Copyright 1979 Tektronix Inc All rights reserved Contents of this publication ma...

Page 3: ...id F ilm 2 13 Conventional Film 2 14 PICTURE TA K IN G 2 15 Photographing Repetitive Signals 2 15 Photographing Single Sweep Displays 2 15 Page SECTION 2 OPERATING INSTRUCTIONS cont PICTURE TROUBLE 2 15 Wide Trace 2 15 No Image on P icture 2 15 Light Streaks on Picture 2 16 Fogging on Picture 2 16 Trace or External Graticule in Focus But Not B oth 2 16 Some Portions of Photographed Signal Appear B...

Page 4: ...n in the pack film back 2 5 2 5 Installing the pack film 2 6 2 6 Developing the pack film 2 7 2 7 Opening the roll film back 2 8 2 8 Installing and using the focus plate in the roll film back 2 8 2 9 View hood attached to the Graflok back 2 10 2 10 Installing the 4 by 5 inch cut film holder in the Graflok back 2 10 2 11 Single trace of a damped waveform 2 11 2 12 Using transillumination to see oth...

Page 5: ...1 1 Optical Characteristics 1 1 1 2 Electrical and Mechanical Characteristics 1 2 1 3 Environmental Characteristics 1 2 1 4 Physical Characteristics 1 2 2 1 Commonly used Phosphors 2 12 2 2 Commonly used Polaroid Film for the C 30B Camera 2 13 ...

Page 6: ...C 30B Camera The C 30B Camera IV ...

Page 7: ...or 491 instrument A listing of other camera adapters and the equipment for which they are used is found in the tabbed Accessories page at the rear of this manual The optical characteristics presented in Table 1 1 are valid only if the camera has been operating at an ambient temperature between 0 and 50 C 32 to 122 F Electrical and mechanical environmental and physical characteristics of the camera...

Page 8: ...rage 5 5 to 75 C 67 to 167 F Relative Humidity Operating 75 at 50 C Altitude Operating To 15 000 ft 4 500 m Storage To 50 000 ft 15 000 m Vibration 15 minutes along each of the three major axes at a total displacement of 0 025 inch p p with frequency varied from 10 to 55 to 10 Hz in one minute sweeps held for ten minutes at each resonant point or if none at 55 Hz Shock Three shocks at 50 g half si...

Page 9: ...General Information C 30B Camera Figure 1 1 Dimensional drawing with a Polaroid pack film back attached 1 3 ...

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Page 11: ... the shutter button is released In the T time Position the shutter opens when the shutter button is first pushed down and will remain open until the shutter button is pushed down the second time 5 j Shutter Button This button actuates the camera shutter when pushed down The threaded center of the button permits installation of an ASA internal cable release for remote mechanical actuation of the ca...

Page 12: ...Operating Instructions C 30B Camera Figure 2 1 Camera Controls and connectors 2 2 ...

Page 13: ...ivision light seal installed in the mounting adapter If a 6 by 10 division light seal is required unscrew and remove the rubber foot from the mounting adapter see Figure 2 2 Remove the 8 by 10 division light seal and replace it with the 6 by 10 division light seal Reinstall the rubber foot to secure the light seal in place For most photographic work any mesh filter or colored light filter should b...

Page 14: ...era about install a thumb screw into the bottom o f each hinge pin after mounting the camera Before either or both camera hinge pins can be lifted for swinging the camera out or removing it from the adapter the thumb screws must be completely removed INSTALLING CAMERA BACKS The choice of a camera back will depend primarily on the intended use for the Photograph how quickly you want finished photog...

Page 15: ...y removal of the focus plate 4 Set the aperture for maximum opening f 1 9 and set the SPEED selector to T With the shutter open you should observe the display on the biprism of the focus plate NOTE Either the crt horizontal trace or the internal graticule line may be used to adjust focus 5 Release the FOCUS LOCK knob and adjust the FOCUS knob until the trace or graticule line is aligned with itsel...

Page 16: ... rollers in the film back must be clean Check these rollers each time film is inserted Instructions for removal o f the rollers are displayed inside the film door If the instructions are missing refer to the Maintenance section o f this manual 8 Pull the black paper leader completely out This will expose the first white tab The camera is now ready for taking the first picture The numeral on the wh...

Page 17: ...hed details not otherwise visible Refer to a later Paragraph on Film Selection and accompanying Table 2 2 for specification on other films 3 Wait for the proper development time Follow the directions contained in the pack film instruction sheet for proper development times under various conditions W A R N I N G Many developing Solutions contain a caustic sub stance which may cause Chemical burns I...

Page 18: ...ent at the same time as shown in Figure 2 8 A The half circle cutout in the plate provides a finger hole for easy removal of the focus plate Figure 2 7 Opening the roll film back 5 Set the aperture for maximum opening f 1 9 and set the SPEED selector to T With the shutter open you should observe a display on the biprism of the focus plate NOTE Either the crt horizontal trace or the internal gratic...

Page 19: ...film If you should throw it accidentally at any other time don t worry no harm is done 2 Open the cutter bar by lifting the plastic edge and take a firm grip on the film tab With a single motion pull the film tab straight out about seven inches Pull it about as hard and rapidly as you might pull down a window shade not hard enough to pull the shade off the roll or the film off the spool but not sl...

Page 20: ... available in a variety of types Some sheet film requires prior loading into the film holder in a dark room while others permit daylight loading For loading conditions refer to the instructions contained with the particular film being used The following procedure can be helpful in installing most types of loaded film holders into the Graflok back Figure 2 10 shows how to install a 4 by 5 inch film...

Page 21: ...opment time of the film It is possible to compare the effectiveness of two films by measuring their writing speeds under identical conditions In other words the more effective of the two films under those particular conditions can be chosen without assigning a specific value to either film The rated ASA speed of a film reveals little about its effectiveness in recording single oscilloscope traces ...

Page 22: ...tionship between the most com monly used phosphors FILM SELECTION For most crt reading uses Polaroid films are likely to be most convenient They offer the advantages of development in seconds to a finished dry print with wide spectral response good resolution and high sensitivity Many different types of Polaroid film are available in packs rolls and 4 by 5 inch single sheet packets Refer to Table ...

Page 23: ...int Negative 22 25 160 Medium Contrast wide gray scale X X X 57 3 000 15 Positive Print 20 Medium Contrast X X X X 58 75 60 Positive Print 15 17 Color Balanced to 5500 K X X aNo coating required Preferred for oscilioscope photography cDaylight rating HELPFUL TECHNIQUES WITH FILM Polaroid Film c a u t i o n J Polaroid recommends that spray on matte finishes not be used as a method o f note making o...

Page 24: ...ng it is necessary to record two levels of intensity white for trace and graticule black or gray for the background In gray scale photography it is important to record a whole ränge of tones that may be only slightly different from one another A common problem when taking photographs of a continuous tone display is that the print develops with a loss of detail in the dark and light areas A contrib...

Page 25: ... the trace and graticule for the same intensity and still obtain good pictures since the effective exposure timesfor the two are different Success in obtaining good photographs of single sweep displays will come with experience A few tips however may reduce the need for experimenting 1 Use steps 1 through 6 under Photographing Repetititve Signals to set up the camera 2 Select a shutter speed which...

Page 26: ...e only The resulting Photograph due to the greater depth of field when making the graticule exposure will have some parallax error be tween graticule and trace but both the graticule and trace will be in proper focus Care must be taken in using this method to ensure that the Position of the film for the second exposure is exactly the same as for the first exposure Second Method Set up the instrume...

Page 27: ...posure time required between the various settings is so siight however that it can usually be ignored It is important to note that a better writing rate can be obtained with a small object to image ratio than with a large object to image ratio Here again the difference is fairly small unless there is a wide difference in the ratio e g 1 05 has a better writing rate than 1 2 RECIPROCITY Decreasing ...

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Page 29: ...anism since either substance may ruin it Sluggish shutter Operation may be the result of continuous wear or extreme environmental conditions CAMERA BACK ROLLERS Both the Pack Film and Roll Film backs contain two stainless Steel rollers used in Processing exposed film These rollers may collect a buildup of film developing solution and therefore should be inspected each time a new film pack or film ...

Page 30: ...cusing plate or Graflok back and compare it to the trace size on the crt display The magnification ratio should be 1 1 5 If the ratio is not 1 1 loosen the magnification sleeve lock collar set screw by using a 0 050 inch hexagonal wrench Slowly slide the camera either toward the instrument to increase the image size or away from the instrument to decrease image size see Figure 3 1 6 Tighten the ma...

Page 31: ...our instrument was shipped If original packaging is unfit for use or is not available repackage the instrument as follows 1 Obtain a corrugated cardboard carton having inside dimensions of no less than six inches more than the instrument dimensions this will allow for cushioning Use a carton having a test strength of at least 200 pounds 2 Surround the instrument with protective poly ethylene sheet...

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Page 33: ...ur local Tektronix representative OPTION 1 The C 30B Option 1 is a C 30B Camera with the addition of an adapter frame corrector lens which increases the camera s field of view so that it can photograph a full 8 by 10 cm crt display or an 8 by 10 division 1 division 0 9 cm crt display with no vignetting To take full advantage of the corrector lens set the C 30B Camera magnification to 1 This will y...

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Page 35: ... be purchased separately unless otherwise specified ITEM NAME ln the Parts List an Item Name is separated from the description by a colon Because of space limitations an Item Name may sometimes appear as incomplete For further Item Name identification the U S Federal Cataloging Handbook H6 1 can be utilized where possible ABBREVIATIONS INCH ELCTRN ELECTRON IN INCH SE SINGLE END NUMBER SIZE ELEC EL...

Page 36: ...T 74445 HOLO KROME CO 31 BROOK ST WEST 77250 PHEOLL MANUFACTURING CO DIVISION OF ALLIED PRODUCTS CORP 5700 W ROOSEVELT RD 78189 ILLINOIS TOOL WORKS INC SHAKEPROOF DIVISION ST CHARLES ROAD 79136 WALDES KOHINOOR INC 47 16 AUSTEL PLACE 80009 TEKTRONIX INC P 0 BOX 500 83385 CENTRAL SCREW CO 2530 CRESCENT DR City State Zip PORTLAND OREGON 97218 PORTLAND OREGON 97210 PORTLAND OREGON 97209 SKOKIE ILL 600...

Page 37: ...9 122 1023 01 1 RING RETAINING 000FK 0257 164 23 361 0997 00 1 SPACER POST 1 027 L 2 56 EXT THD ONE END 80009 361 0997 00 24 386 0228 00 2 INSULATOR PLATE OUTLET POST BLACK DELRIN 80009 386 0228 00 r ATTACHING PARTS i 25 214 0655 00 2 CONTACT ELEC CONNECTOR STERLING SIL 80009 214 0655 00 26 210 0259 00 2 TERMINAL LUG 0 099 ID INT TOOTH SE 80009 210 0259 00 27 210 0405 00 2 NUT PLAIN HEX 2 56 X 0 1...

Page 38: ...8 200 0829 00 1 CAP SHAFT END 0 302 OD X 0 475 L NYLON 80009 200 0829 00 59 334 0966 02 1 MARKER IDENT MKD FOCUS 80009 334 0966 02 60 366 0338 00 1 KNOB SST 0 127 ID X 0 5 OD X 0 335 H 80009 366 0338 00 ATTACHING PARTS 61 213 0048 00 1 SETSCREW 4 40 X 0 125 INCH HEX SOC STL 74445 OBD 62 358 0279 00 1 BSHG MACH THD 0 312 24 X 0 128 ID SST 0 403 L 80009 358 0279 00 63 384 0371 00 1 EXTENSION SHAFT 1...

Page 39: ...ex No Tektronix Serial Model No Part No Eff Dscont Qty 1 2 3 4 5 Name Description Mfr Code Mfr Part Number 016 0269 04 362 0341 01 1 1 OPTION 1 ADAPTER CAMERA TO SCOPE W LENS HOLDER LENS INNER W LENS 80009 80009 016 0269 04 362 0341 01 REV A FEB 1980 5 5 ...

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Page 41: ... 48 0 L 80009 012 0564 01 016 0246 02 1 AUX LENS KIT PORTRAIT 80009 016 0246 02 016 0284 01 1 WRITING RT ENHA 80009 016 0284 01 016 0487 00 1 ADPTR CAMR BACK 80009 016 0487 00 016 0587 00 1 CASE CARRYING CAMERA 80009 016 0587 00 122 0586 00 1 CA RLSE PHOTO 20 0 L W EASTMAN THREAD 80009 122 0586 00 REFER TO THE FOLLOWING TABLE FOR A LISTING CAMERA ADAPTERS AVAILABLE FOR MOUNTING THE CAMERA ON TEKTR...

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Page 43: ...s Sincethe change information sheets are carried in the manual until all changes are permanently entered some dupiication may occur If no such change pages appear following this page your manual is correct as printed SERVICE NOTE Because of the universal parts procurement problem some electrical parts in your instrument may be different from those described in the Replaceable Electrical Parts List...

Page 44: ...de out High Amplitude output put 60 V 100 V 067 0502 01 PG 506 Does not have 0502 01 Comparator output chopped feature can be alternately chopped to a refer ence voltage SG 503 replaces 190 190A 190B SG 503 Amplitude ränge 190B Amplitude ränge 40 mV 5 mV to 5 5 V p p to 10 V p p 191 067 0532 01 SG 503 Frequency ränge 0532 01 Frequency ränge 250 kHz to 250 MHz 65 MHz to 500 MHz SG 504 replaces 067 ...

Page 45: ...ATION Specification Table 1 2 Page 1 2 Electrical and Mechanical Characteristics Maximum X Sync Contact Rating CHANGE INFORMATION UNDER Performance Requirements TO READ 28 V de 750 mA Common is connected to case of camera Section 2 OPERATING INSTRUCTIONS Description of Controls and Connectors Page 2 1 Item 7 X Sync Output Terminals ADD AFTER LAST SENTENCE OF DESCRIPTION The COMMON terminal is dire...

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