A
A
B
B
C
C
D
D
E
E
F
F
G
G
5
5
4
4
3
3
2
2
1
1
SCREEN
TRIODE/PENTODE
1
3
2
4
6
8
R
L
CW
10mV/V
100V to 300V @25mA
n/a
A
VacuTrace: Screen Amp
Hagerman Technology LLC
P.O. Box 26437
Honolulu, HI 96825
Custom
38
Friday, December 22, 2000
Title
Size
Document Number
Rev
Date:
Sheet
of
+6V
-6V
+400V
Q12
ZTX458
R49
1M
P2
J2
J2
P2
S1
LM358
U4B
5
6
7
4
8
R51
470k
1/4W
R48
22k
1W
R52
220
1/4W
R55
249k
1%
1/4W
R57
249k
1%
R59
4k99
1%
Q10
IRF820
D13
1N5237B
8V2
R54
100
R56
100
C18
3u3
450V
R58
10k
TP5
R166
10k
R172
100
1/2W
D13
1N4761A
75V
1W
D13
1N4761A
75V
1W
D13
1N4761A
75V
1W
D13
1N4761A
75V
1W
Screen
Bleeder
Plate
Vscreen
Shutdown
Xscreen