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Model 6512 Electrometer Board, Parts List (cont.)
CIRCUIT DESIG.
R349
R350
R351
R352
U301
U302,303
U304
U306
U307
U308
U309
VR301
VR302,303
VR304
W303
DESCRIPTION
RES,5.6K,5%,1/4W,COMPOSITION OR FILM
RES, 150K, 5%, 1/4W COMPOSITION OR FILM
RES, 16.5K, 1%, 1/8W METAL FILM
RES, 24.9K, 1%, 1/8W, METAL FILM
IC,8 STAGE SHIFT/STORE REGISTER,4094
IC,HEX INVERTER,74HC04
IC, 18V OP-AMP, 741
IC,+5V REGULATOR,500mA,7805
IC, 3-TERM ADJ REGULATOR LM337
IC,VAR POS VOLTAGE REG,100MA,78L05A
IC,20V OP-AMP,1012
SELECTION
DIODE, ZENER 9.1V, IN4739A (DO-35)
DIODE, ZENER 33V, IN4752A (DO-41)
CONN, 4 PIN
KEITHLEY
PART NO.
R-76-5.6K
R-76-150K
R-88-16.5K
R-88-24.9K
IC-251
IC-354
IC-42
IC-93
IC-345
IC-223
IC-394
617-601
DZ-56
DZ-68
CS-339-4
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