Hv osc & error amp, Grid drive, Pin numbers on tube socket – Tektronix WFM 300A User Manual

Page 201: Z axis, Amplifier, Focus amplifier, V1 tube socket visual aid

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P320 IS PART

OF CRT

V1

R61

22.1

+100V

C19

10UF

C24

10UF

C34

10UF

HV OSC &

ERROR AMP

C27

.1UF

2

3

6

7

4

U2

741

+15A

C28

.1UF

R63

2.00K

R66

499K

5.5KV P-P

R64

100K

C20

.015UF

+5V

R60

6.04K

R59

5.000K

C65

.1UF

R65

100K

CR9

C21

.015UF

CR7

IN

2

OUT

3

G

1

U1

GRID DRIVE

R45

100K

R50

10.0

+100V

POST

12

COLOR

CODES

+11KV

WHITE/BLK/RED

CRT

WIRE

P320

ROTATION

TRACE

1

2

<5>

D3

RED

6

9

11

10

HORIZONTAL

DEFLECTION

DEFLECTION

VERTICAL

GREEN

BLUE

BROWN

<3>

<4>

H3

H1

ASTIG

7

5

WHITE/GREEN

GEOMETRY

ASTIG

C15

.1UF

C17

.1UF

R52

10.0

R49

100K

+100V

-15A

-15A

1

1

2

2

3

3

4

4

J3

R38

22M

R44

470

R43

470

R39

470

C11

.001UF

C9

.01UF

CR6

CR1

CR3

DS2

CRT

BIAS

R58

100K

C12

.015UF

C14

.015UF

C13

.015UF

R47

100K

R55

22.1K

CR8

CR5

C22

.47UF

R57

22.1

R48

3.01K

C16

10UF

5

4

3

6

2

8

13

7

1

9

10

T1

H

5.1V

C23

.01UF

+40VA

+15A

R103

499K

C66

10UF

Q10

CR30

VR2

Q6

CR31

C25

.1UF

FIL1

FIL2

R12

470

C2

.001UF

C3

.01UF

C4

.01UF

C8

.01UF

R40

10K

R30

10K

CR4

R42

150K

R29

47

DS3

DS1

-2750V

NC

NC

R53

10.0

R56

10.0

R54

4.99K

R51

4.99K

C18

.1UF

+40VA

1

1

2

2

3

3

4

4

5

5

6

6

7

7

J1

1st ANODE

FOCUS

14

3

2

CATHODE

8

4

WHITE/BLUE

WHITE/GRAY

WHITE/BROWN

WHITE/RED

BROWN/RED

1

PIN NUMBERS

ON TUBE SOCKET

WHITE/BLACK

BROWN

R11

2.5M

C7

330PF

J11

1W

1/2W

R46

10.0

R1

1.5M

R2

2.2M

R36

2.00K

+100V

+100V

CR2

R35

475

Z AXIS

R23

NOT INSTALLED

ZAXIS

J4-1

H3

H3

<11>

<11>

R8

100

R25

100

AMPLIFIER

R34

2.00K

R33

13.0K

C1

.1UF

+100V

+15A

R20

3.74K

R7

100K

Q5

R31

100K

C5

.1UF

C6

2200PF

C10

.47UF

Q3

Q4

FOCUS

AMPLIFIER

1W

1W

R28

37.4K

R3

1.5M

R4

1.5M

+5D

R41

178

D3 1-N BROWN VERT PLATE

D-4 6-N BLUE VERT PLATE

CENTER

FOCUS

1

2

3

4

5

6

7

8

9

10

11

12

13

14

9-0 Filament TEF

9-2 Cathode TEF

9-1 GRID TEF

1-2 Focus TEF

9-5 Vert Shield TEF

1-N Filament TE

9-0-2 Geom

V1 TUBE SOCKET

VISUAL AID

2-N RED-1 HORZ

9-6 ASTIG

9-8 1st ANODE

D-2 5-N GREEN HORIZ PLATE

1W

R27

13.0K

R5

1.5M

+5D

-15A

Q1

Q2

R32

499K

R26

499K

R24

100

BOARD CAP

R22

37.4K

FOCUS

H3

<11>

R37

22.1

R21

NOT INSTALLED

-15A

WFM 300A COMPONENT/COMPOSITE WAVEFORM MONITOR

HIGH VOLTS POWER SUPPLY <12>

NOTE:

AND SERIAL NUMBER RANGES.

SEE PARTS LIST FOR EARLIER VALUES

PART OF A1 POWER SUPPLY

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