Keithley 237

R4,RS
RES,15K,1 %‚1
/8W,METAL
FILM
R-88-15K
R5
RES,1OK,5%,1/4W,COMPOSITION
OR FILM
R-76-1OK
R6,R12
RES,4.7M,5%,1
/4W,COMPOSITION
OR FILM
R-76-4.7M
R7,R10
RES,2K,1%,1/8W,METAL
FILM
R-882K
R9
RES,26,7K,1%,1/8W,METAL
FILM
R-88-26.7K
T1
TRANSFORMER
TR-205
12
TRANSFORMER
TR-257
TP1,TP2
CONN,TEST
POINT
CS-553
U1,U5
IC,RETRIGGERABLE
MONO
MLJLTIVIB,74HC123
IC-492
U2
IC,DUAL
POWER
MOSFET
DRIVER,TSC426
1C437
U3
IC,VOLTAGE
REGULATOR,LM317T
IC-317
U4
IC,18V OP-AMP,TLC271
IC-347
U6
IC,VAR
POS VOLTAGE
REG,lOOmA,78L05A
IC-223
VR2
DIODE,ZENER
20V,1N4747A
(D041)
DZ-25
VR3
DIODE,ZENER
6.44V,1N4577AGED
(DO-7)
DZ-58
VR4,VR6,VR8
DIODE,ZENER
5.1V,1N751
(DO-7) DZ-59
VR5,VR7
DIODE,ZENER
24V,1N723
(DO-7)
DZ-17