HP 5245L - A22 GATE CONTROL

Section
VII
Figure
?-18
NOTES
I.
UNLESS
OTHERWISE
INDICATED,
RESISTANCE
IN
OHMS;
CAPACITANCE
IN PICOFARADS
INUJCTANCE
IN MICROHENRIES
2.see reale
oN
oVERALL
DIAGRAM
FIG.
FOR
COMPLETE
OESCRIPTION
OF GATE
CONTROLS
3.ASTERISK
(X)
INDICATES
SELECTED
coMPoNENl AVERAGE
VALUE
SHOWN
4.5V
Ql2
2N708
GATING
SIGNAL
AMPLIFIER
R53
750
Qll
2N3640
REFERENCE
OESIGNATIONS WITHIN THIS
ASSEMBLY
ARE
AEBREVIATED. AOO
ASSEMBLY
DESIGilATION AS PREFIX TO
FORM
COMPLETE DESIGNATION
R54
too
.3V
.1,
@
t,v
I
+l3V
T
lzg
ct7
aluF
R55
58
cl8
20
T
SIGNAL
INPUT
FROM
A19(6)
GATE
CONTROLS
(NOTE
2)
l-3
RATIO
HF
INPUT
FROM
A20(6)
IOMHz
SIGNAL
FROM
A35
GATING
SIGNAL
GATED
SIGNAL
TO
At7(t3)
PERIOD
SIGNAL
TO A35
GATE
TRIGGERING
TO A22(8)
FROM
A22(9)
SELECTE
FREO
TO A2
SELECTED
FREQ
FROM A35
MULTIPLIE
PERIOD
SIGNAL
FROM
A35
.l
o5245- D- 4 I
Figure
7-18.
A21 Function Control
ov
-
MAIN
GATE
REFE
RENCE DESIGNATIONS
GATED
SIGNAL
TO
Al7
(t5)
Q13
1854
-OOt9
PULSE
AMPLIFIER
PERIOD
SIGNAL
TO A35
GATE
TRIGGER
TO
A22
(8)
A2I FUNCTION
CONTROL ASSEMBLY
(osz+s-6015)
-_
4
COPYRIGHT I966 BY HEIVLETT-PACKARD COMPANY
7-35