Electrical
Parts
List—
7D14
Al
HIGH
FREQ
COUNTER
Circuit
Board
Assembly
(cont)
Tektronix
Serial/Model
No.
Ckt.
No.
Part
No.
Eff
Disc
Description
Resistors
(cont)
R179
321
-0159-00
442
Ω
¼w
Prec
1%
R184
317-0510-00
51 Ω
¼w
5%
R185
317-0560-00
56
Ω
¼w
5%
R187
321-0088-00
80.6
Ω
¼
W
Prec
1%
R192
317-0201-00
200
Ω
¼w
5%
R196
321-0097-00
100
Ω
¼
W
Prec
1%
R198
305-0101
-00
100
Ω
2W
5%
R210
315-0201-00
200
Ω
¼w
5%
R212
317-0510-00
51
Ω
¼w
5%
R213
317-0512-00
5.1
kΩ
¼W
5%
R214
321-0193-00
1
kΩ
¼w
Prec
1%
R216
317-0102-00
1
kΩ
¼w
5%
R218
321-0126-00
200
Ω
¼
w
Prec
1%
R219
317-0272-00
2.7 kΩ
¼w
5%
R220
317-0201-00
200
Ω
¼w
5%
R222
321-0085-00
75
Ω
¼W
Prec
1%
R225
311-0613-00
100 kΩ, Var
R226
317-0105-00
1
MΩ
¼w
5%
R227
317-0512-00
5.1
kΩ
¼
w
5%
R228
317-0474-00
470
kΩ
¼w
5%
R230
317-0471-00
470 Ω
¼w
5%
R231
321-0239-00
3.01 kΩ
¼W
Prec
1%
R232
317-0510-00
51
Ω
¼
W
5%
R233
323-0181-00
750
Ω
¼W
Prec
1%
R234
321-0184-00
806
Ω
¼w
Prec
1%
R235
321-0086-00
76.8
Ω
¼ w
Prec
1%
R236
317-0274-00
270
kΩ
¼ W
5%
R237
317-0105-00
1 MΩ
¼ w
5%
R238
321-0121-00
178
Ω
¼W
Prec
1%
R240
321-0085-00
75
Ω
¼
w
Prec
1%
R245
321-0114-00
150
Ω
¼ w
Prec
1%
R248
317-0101-00
100
Ω
¼
w
5%
R249
321-0055-00
36.5
Ω
¼
w
Prec
1%
R251
317-0100-00
B010100
B010102X
10Ω
¼W
5%
R253
321-0093-00
90.9
Ω
¼w
Prec
1%
R254
321-0068-00
49.9 Ω
¼
w
Prec
1%
R255
317-0123-00
12
kΩ
¼
w
5%
R258
317-0393-00
39 kΩ
¼W
5%
6-8
Summary of Contents for 7D14
Page 4: ...7D14 ...
Page 11: ...Operating Instructions 7D14 Fig 2 1 7D14 front panel controls and connectors 2 2 ...
Page 33: ... 3 13 Fig 3 11 Logic diagram for Zero Cancel Logic stage Circuit Description 7D14 ...
Page 38: ...3 18 Fig 3 16 Time Base and Control circuit detailed block diagram Circuit Description 7D14 ...
Page 44: ...NOTES ...
Page 46: ...NJ Fig 4 1 Electrode configuration for semiconductors in this instrument I ...
Page 68: ...NOTES ...
Page 96: ... 7DI 4 DIGITAL COUNTER UNIT ...
Page 98: ...GRS 0371 BLOCK DIAGRAM ...
Page 99: ......
Page 103: ...0 0 I 200 mV 500 µs 0 001 200 mV 500 µs 0 001 MHz 00 mV E 00 µs 0 001 MHz ...
Page 106: ...1 ...
Page 110: ...A2 Logic Circuit Board Assembly jQ798i 798 jc743 CR744t uni R724 R742 JL744S FrR796 ...
Page 113: ......
Page 114: ...P 0 A2 LOGIC BOARD ...
Page 121: ... A B D t F H J NPR Tj ZWX V A AC M AEA HUM qAZ DEF HJ N P R S T J V V7X y ABM APAI AA 7DI4 ...
Page 129: ......
Page 130: ...4 7D14 DIGITAL COUNTER ...