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40.4~SMH
INPUT
(FROM
A2)
RACAL PROPRIETARY
+15V
+ISV
PIO
JI
5
7
~-El=-~--- 3-SZ~~I;:~~IF--
' - --J-- -1--:--
1 --
---~;-
---- - --- ------------- -----
- - - - - 1
001
2~10
~~
C
~6
I
C~~I
I
I
I
I
I
I
I
I
I
~--'l./V\~--'(""nlL...__,
~":"
BANDPASS FILT;:R, MIXER
1..
AND.
S~
IF AMPLIFIER
C29
II5uI
I
R3
":"
~
100
I
I
I
I
I
I
. r - }
~
L3
":"
15
RI3
220
I
~!
,..---1- _____ ...:: __
I
AGe
+ 1 5 V - : ; : -
I
AMPLIFIER
t
R9
I
lOOK
I
R 4
t-_--2.12~
220K
I
I
I
I
I
I
I
I
I
I
I
I
I
I
R2
100
RS
22K
R6
22K
' - - -
2
4
AGC
INPUT
(FROM A4)
RIO
220
RI2
2.2'
+I~V
8
10
GND
GND
l
Ria
220
R21
100
+C13
Iisut
3
6
,BIAS
AGe,
A2
NQTES:
""'i'liM:Ess
OTHERWISE NOTED)
I, RESISTOR VALUES ARE IN OHMS 1/4
WATT X'I,OOO M'I,OOO,OOO
2, CAPACITOR VALUES ONE OR GREATER
ARE IN PICOFARADS, LESS THAN ONE
ARE IN MICROFARADS
3, INDUCTANCE VALUES ONE OR GREATER
ARE IN MICROHENRIES, LESS THAN
ONE ARE IN MILLIHENRIES
4. PARTIAL REFERENCE DESIGNATIONS
ARE SHOWN; FOR COMPLETE DESIGNATION,
PREFIX WITH UNIT AND OR ASSEMBLY
DESIGN.
5. 03 VACUE DEPENDENT UPON nl.
PIO
JI
R29
IK
R33
IK
R37
10
R34
39
R3~
100
R36
10K
RoB
1.2K
R41
330
I
I
I
I
I
I
I
I
C27
I
~~~:.~
R42~'
+
iF
330
R.44
I
.,.47
I
' - - - - - - - - - - - - - - - -........... .,..--'V'>h----:--?
9 -15V
I
I
PIO
JI
CZB
I
,.l
lsul
I
________________
'~
___ J
40 MHz
INPUT
(FROM AS)
Figure 7-3.
Schematic Diagram,
2nd
Mixer, A3
7-7
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