Tektronix TYPE R Testing And Calibration Procedure Download Page 3

Page: 3 / 6

PRECHECK

Make a careful visual inspection of the unit for proper wire dress and

check controls for smooth mechanical operations. Make the following

resistance to ground ohecks on the amphenol 16-pin connector*

AMPHENOL CONNECTOR

PIN NUMBER

RESISTANCE TO

GROUND IN Q

1
2

9 K

0
9 K

Infinite

10
11
12
13

5 K

1.9 K

6.5 K

Infinite

15
16

75 a

Infinite

Bridge out the resistors on the SERIES RESISTOR switch and the COLLECTOR

CURRENT MA/CM switch to insure that they are within ±2$ of their rated
values.

PRESET CONTROLS

COLLECTOR SOURCE VOLTS

NPN+,

COLLECTOR CURRENT MA/CM

.5 (200

)

POSITION

mid-range

PULSE VOLTS

+ . 10

PULSE VOLTS VARIABLE

full right (cw)

TRIGGER

SINGLE

BIAS VOLTS

0, XI

SERIES RESISTOR

GAIN ADJ. R5885

mid-range

PULSE VOLTS

ADJ.

R6859

full right (cw)

January, 1959

R-2

Summary of Contents for TYPE R

Page 1: ...s are closer than advertised specifications This is done pur posely in order to insure that the instrument will meet or exceed advertised specifications when it reaches the customer These calibration procedures and test specifications should be used therefore as a guide only Some of the test equipment referred to in the calibration procedures is not available commercially the Tektronix field engi ...

Page 2: ... HORIZONTAL DISPLAY TRIGGERING MODE TRIGGER SLOPE STABILITY TIME CM MULTIPLIER TYPE 107 INTERNAL SWEEP Type 5 Ul MAIN SWEEP NORMAL Type k AC SLOW INT full right cw 1 pSEC 1 Use a 2 2 cable terminated with a TERMINATING RESISTOR B 2 R The Vertical System Electrical Center of the 5 0 oeries oscilloscope should be determined in the following manner Using a TEST LOAD UNIT depress the PRESS TO SHORT IN...

Page 3: ...t 7 tt 8 It 9 10 11 12 13 5 K 1 9 K 6 5 K Infinite tt Ik ft 15 16 75 a Infinite Bridge out the resistors on the SERIES RESISTOR switch and the COLLECTOR CURRENT MA CM switch to insure that they are within 2 of their rated values PRESET CONTROLS COLLECTOR SOURCE VOLTS NPN COLLECTOR CURRENT MA CM 5 200 q POSITION mid range PULSE VOLTS 10 PULSE VOLTS VARIABLE full right cw TRIGGER SINGLE BIAS VOLTS 0...

Page 4: ...y with the palm of the hand on top of the plug in to check microphonics 3 ADJUST POSITION RANGE ADJ R5807 With the front panel POSITION control centered adjust R5807 to position the trace on the Vertical System Electrical Center 4 SET GAIN ADJUST R5885 Connect 200 mv of CALIBRATOR signal to SCOPE INPUT Depress PUSH TO CONNECT SCOPE INPUT TO THIS TERMINAL and adjust R5885 for 2 cm of vertical defle...

Page 5: ...ads in series across C68U7 Turn COLLECTOR SOURCE VOLTS slowly to the right cw and check to see that power supply voltage remains the same and stays in regulation as COLLECTOR SOURCE VOLTS is varied throughout its range with load and without load 10 ADJUST HF PEAKING R6808 Install TYPE R unit in plug in compartment Turn TRIGGER SLOPE to INT Apply square wave from 107 to SCOPE INPUT through special ...

Page 6: ...ere the waveform intersects these graticule lines and convert to mpsec This checks the risetime of the entire system i e pulser R unit vertical amplifier and the 5itO Series oscilloscope Approxi mately 12 mpsec Note For accurate risetime measurements check timing on the portion of the sweep used for these measurements with 50 me sine waves from an accurate source 13 CHECK SINGLE AND DOUBLE TRIGGER...

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Tektronix TYPE R, Testing And Calibration Procedure

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