Tektronix 543B, Instruction Manual

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Parts List — Type 543B
Transistors
Tektronix
Ckt. No. Part No. Description S/N Range
Q34 Use *151-0127-00 Selected from
2N2369
Q35 Use *151-0127-00 Selected from 2N2369
Q45
Use *151-0127-00 Selected from 2N2369
Q513
*151-121 Selected from TAI 938
Q514 *151-127
Selected from 2N2369
Q523 *151-121 Selected from TAI 938
Q524 *151-127 Selected from 2N2369
Q534 *151-096 Selected from 2N1893
Q543 *151-121 Selected from TAI 938
Q584
*151-127
Selected from 2N2369
Q594 *151-127
Selected from 2N2369
Resistors
Resistors are fixed, composition, ±10% unless otherwise indicated.
R1 301-684 680 k ½ W
c<y
R2 301-394 390 k ½ W 5%
R3 311-023 50 k ½ W Var INT TRIG DC LEVEL
R4 302-104
100 k
½ W
R6 302-106 10 meg
½ W
R9
302-225 2.2 meg ½ W
R12 302-105 1 meg
½ W
R13 302-104 100 k
½ W
R15
302-474
470 k
½ W
R17
t
311-096 100 k Var
TRIGGERING LEVEL
R18 302-223 22 k ½ W
R19 302-474 470 k ½ W
R20 302-563 56 k ½ W
R22 302-470 47 Ω ½ W
R23 302-470 47 Ω
½ W
R24 302-222 2.2 k ½ W
R26 Use 303-123 12k 1 w 5%
R27 306-223 22 k 2 W
100-679
R27 306-0153-00 15k 2 W
680-up
R29 301-623 62 k
½ W
5%
R31
301-182
1.8 k
½ W
5%
R32
302-152
1.5k
½ W
R33 302-124 120 k ½ W
R34 305-123
12k 2 W 5%
R35
303-223 22 k 1 w 5%
R36 302-100 10 Ω ¼ W
R37 301-103
10k ½ W 5%
R38 Use 303-183 18k
1 w 5%
R39 311-026
100 k Var
TRIG LEVEL CCENTER ING
R43 305-113
11 k 2 W 5%
100-489
308-364
9.65 k 3 W WW 1 %
490- up
'i'Furnished as a unit with R110 and SW110.
6-28