Page 90
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Figure 17: 12.5 Watt Amplifier, Schematic Diagram
APPV'L
OF
SHEET
CHK
CHK
-+
-+
-+
-+ 1/2 DEG
1/64"
.005
.010
.XXX
.XX
TOLERANCES - EXCEPT AS NOTED
ANGULAR
FRACTIONAL
DECIMAL
SCALE
RELEASE
E. ENGR
M. ENGR
DR. CHK
DRAFT
MODEL
VERSION
NEXT ASSY:
BY
DATE
ECN
7-24-06
CTT
50531002A
SCHEMATIC DIAGRAM,
12.5 WATT
1
1
REFERENCE DESIGNATIONS NOT USED
HIGHEST REFERENCE DESIGNATIONS
C79 R45 Q7 U7 CR5 J7 E16
AMPLIFIER
T3
FLL310IQ-3A
S
C57
R19
10
12pF
Q5
G
C61
1.2pF
C56
12pF
S
S
D
G
12pF
C67
1.5pF
C62
TO E16
E15
.6pF
C63
12pF
C68
C65
C66
12
pF
C64
22uF
.1uF
+
20V
T3
1pF
C60
C59
.1uF
C58
12
pF
TO E13
E14
R18
10
.1uF
C54
pF
12
C55
TO E14, FL5
E13
CP5
FLL310IQ-3A
C38
R17
10
C39
12pF
12pF
CP4
.1uF
C41
pF
12
C40
1.2pF
C43
TO E9
E10
C42
1pF
Q4
G
S
S
S
10
R16
.1uF
C36
pF
C37
12
TO E10, FL6
E9
G
D
.6pF
C45
C44
TO E7, FL9
E8
1.5pF
C33
C34
12
pF
12pF
C49
C32
22uF
+
.1uF
20V
T2
12pF
C50
FLL310IQ-3A
12pF
12pF
C22
10
R15
C17
CP3
.1uF
C24
12
pF
C23
C21
1.2pF
E6
TO E5
1pF
C20
Q3
S
G
S
S
R14
10
C19
.1uF
C18
12
pF
TO FL8, E6
E5
G
D
12pF
C31
.6pF
C30
E15
TO E8
1.5pF
C26
12
C27
pF
12pF
C28
+
22uF
C25
.1uF
20V
T1
C29
TO E15, FL4
E16
C70
C69
12
pF
C71
+
22uF
.1uF
20V
TO E12
E11
C47
C48
12
pF
C46
22uF
+
.1uF
20V
TO E11, FL7
E12
C52
12
C51
22uF
C53
+
.1uF
pF
20V
J1
RF IN
90°
1X603
ISO
IN
CP1
0°
200
R2
R3
200
R1
200
200
R4
12pF
C5
10
pF
16V
22uF
C8
R9
200
+
C7
.1uF
C6
12
R8
G
D
S
Q2
12pF
C9
12pF
C5
S
G
D
12pF
C16
150
R10
-5V
E2 TO E1
pF
12
.1uF
+
16V
200
R6
22uF
C3
C2
C1
-5V
E1 TO E2, FL1
R7
150
10
R5
E3 TO FL3
pF
12
.1uF
20V
+
C12
22uF
C11
C10
C15
pF
12
C13
20V
22uF
+
.1uF
C14
E4 TO FL2
ISO
IN
90°
0°
CP2
1X603
20W
50
R11
20W
R12
50
20W
50
R13
J2
RF OUT
FL10
FL11
50
20W
R23
50
20W
R22
OUT
J3
AD817
-
+
2
3
U2
R24
10K
4
7
6
8
U1
7
6
5
4
3
2
1
LM56
NC
NC
NC
R21
R20
C35
.1uF
-5V
.1uF
C73
1.2K
R27
1K
R26
C72
.1uF
+5V
R25
1.8K
FL8
FL9
FL7
FL6
10K
R28
-
+
6
.1uF
C74
R32
AD817
U3
4
7
2
1.8K
3
+5V
R47
1.2K
R46
1K
C75
.1uF
-5V
.1uF
-5V
FL5
R29
-
+
10K
.1uF
C77
6
C76
AD817
4
7
U4
3
2
+5V
R30
1.8K
1.2K
R32
R31
1K
FL4
U7
MC7805
2
1
3
IN
OUT
GND
+5V
.1uF
C79
+12V
J6
R43
.25
20W
MMBD914
CR5
20W
R44
.25
MMBD914
CR4
R45
.25
20W
CR3
MMBD914
20W
MMBD914
R38
1.5
CR2
+12V
FL3
12K
R41
20W
CR1
MMBD914
FL2
-12V
J7
IN
MC79M05DT
U7
GND
3 OUT
1
IN 2
FL1
MGF0909A
MGF0909A
Q1
DETERMINED BY
VALUE OF R20 & R21 TO BE
-5V
1K
R33
IRML2803
G
D
S
Q6
10K
R34
R35
10K
G
D
S
Q7
IRML2803
+12V
27K
R36
-5V STATUS
OPEN=GOOD
J5
7
12
8
U6
NC
NC
5
6
1
2
4
+
-
-
+
GOOD=OPEN
FAULT=GND
J4
+
-
+
-
10
9
13
14
11
3
NC
C78
.1uF
LM339
R39
10K
R42
1K
-5V
TO E9
TO E4
TO E3
TO E16
TO E13
TO E9
TO E12
TO E5
TO E8
FL11 CP5
1/4W
1/4W
1/4W
1/4W
1/4W
HSD Series
TM
Transmitter
© 2006 EMCEE Communications
TEST DEPARTMENT