Tektronix 3B2 TIME-BASE Instruction Manual page 40

REFERENCE DIAGRAMS > 68K
& TRIGGER GENERATOR rue
29] +116
b 8262
® DELAY GENERATOR
-00l
TIMING RESOLUTION SWITCHES
B265 R266,
f | 100) =
o.2W/owt 172.7 57
:
ImSEC/DIV fal RzOs ATK
R228 |
68K -|-------H)------ 7-H 7
1
~ | TIMING |
Saeeeeeane R227 aq TTT 4
IN/DIV frapefenpontntertententecten) AQ BL BK
i $w260
! | | !
TIMING | = | ee ee 1
RESISTOR | R260 T | |
+15V e270 HOLD-OFF H
~100V | CAPACITOR
R273 | -j---------+ ~----4
6.2K
DELAY GEN.
HOLD-OFF
Ikb
"df -2I
R272 - A
5V/DIV ov Vv
$R274 -12.2V bat 2ov/DIV pererre
> a -
7 $
T $ R245
imSEC/DIV > 4.7K D244
D245 ;
R233 4
aK 151-092 D246 lesv
3.9 +15y +10 : t
DELAY GEN ¢ 39K
= 6 RESET
2N2Z2048 a 1 5
ov Q2/4 ImSEC/DIV .
151-054 ~ i av to
oom $R249
= R214 > 27K
& 3.3K -12.2v
27 -8 TRIGGER
t TO DNA *
see /MPORT
TYPE 3B2 PLUG-IN
+
A,