Tektronix 502A - Page 82

Parts List — Type 502A
Resistors (continued)
Ckt. No.
Tektronix
Part Number
Description
S/N Rarje
R383
301-204 200 k ½W 5%
R385 302-223 22 k ½W
R386
302-223
22 k ½W
R391
309-052 220 k
½W Prec.
1%
R393
301-204
200 k ½W
5%
R395
302-223 22 k ¼W
R396
302-223
22 k ½W
R398
311-416
2 x50 k
Var.
POSITION
R406C †
309-111
900 k
½W
Prec.
1%
R406E †
309-046
111 k
½W
Prec.
1%
R406J †
309-013
990 k
½W
Prec.
1%
R406L †
309-034 10.1 k ½W
Prec.
1%
R407C †
309-111
900 k
½W
Prec.
1%
R407E †
309-046
111 k ½W
Prec.
1%
R407. J †
309-013 990 k ½W
Prec.
1%
R407L †
309-034
10.1 k
½W
Prec.
1%
R408A †
309-243 193 k ½W
Prec.
1%
R408B †
309-090 50 k ½W
Prec.
1%
R408C †
309-231 16.69 k
½W
Prec.
1%
R408D †
309-229
5.55 k ½W
Prec.
1%
R408E †
309-230 2.63 k
½W
Prec.
1%
R408F †
309-241 1.28 k ½W
Prec.
1%
R408G †
309-203
505.4 
½W
Prec.
1%
R408H †
309-178
25 0 
½W
Prec.
1%
R408 J †
309-240 125 
½W
Prec.
1%
R408K †
309-128
50 
½W
Prec.
1%
R408L †
309-177
25 
½W
Prec.
1%
R409B †
316-123
12 k ¼W
R409C †
315-103
10 k
¼W
5%
R409D †
316-392
3.9 k
¼W
R409E †
315-272
2.7 k
¼W 5%
R409F †
315-222
2.2 k ¼W
5%
R409G †
316-152
1.5 k ¼W
R409H †
315-102
1 k
¼W
5%
R409J †
315-331
33 0 
¼W
5%
R410 †
*312-583 ††
1 meg
½W Prec.
1%
R411 †
302-102
1 k
½W
R413 †
301-564
560 k ½W
5%
R414 †
309-049 150 k
½W
Prec.
1%
R417 †
301-273
27 k ½W
5%
R418 †
301-472
4.7 k ½W
5%
R422 †††
316-105
1 meg
¼W
X21070-up
R423 † 301-913
91 k
½W
5%
R424 †
Use 311-347
100 k
.2 W
Var. .2 V/CM DIFF. BAL.
R425 †
301-913
91 k
½W
5%
R427 †
309-432
82.5 k
½W
Prec.
1%
† There are two parts of this description in your instrument; one in each of the Vertical Amplifiers,
†† R410 and R440 are a matched pair. Furnished as a unit.
††† Selected part; may not appear in your instrument.
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