1 2 3 4 5 6 78
A
B
C
D
E
F
8
7654321
F
E
D
C
B
A
12
120W AMPLIFIER, VHF 136-174 MHZ
05/9118 R7
7
20-Dec-2004
D:\Protel Files\Master_EDA\9118_PAVHF_FAN\9118.ddb - Documents\9118R7V7.sch
Title
Size: Number:
Print Date:
File:
Revision:
Sheet of
A3
RF Technology Pty Ltd
Unit 10, 8 Leighton Place
Hornsby, NSW 2077
Australia
Rev. Release Date: Originator:
Rev No. ECO No. Description of Change
Sheet
Revision:
Design
LOW PASS FILTER
COMBINER
DIRECTIONAL COUPLER
SPLITTER
FWD.PWR.
REV.PWR.
IC A
FWD.PWR.
REV.PWR.
IC B
IC A
RF DET.
OVER TEMP.
RF DET.
RF LED
RF LED
TEMP. LED
TEMP. LED
IC B
OVER TEMP.
DC LED
+8.0
+8.0+13.8 +13.2B
+13.2A
+13.8
+8.0
+8.0
+8.0
+13.8
+13.8
+13.2A
+13.2B
NOT USED IN 50/60 WATT VERSIONS
1-25W
INPUT
25-120W
OUTPUT
L1
1U
R1
220
R2
220
R3
220
R4
220
D1
BAT17
R6
100K
R7
1K
R9
100K
R10
1K
R11
100
C1
10N
R12
1M
C2
4N7
R13
100K
J1
TP1
TP2
+
C3
10U
VI
1
GND
2
VO
3
U1
LM78L08
R14
10K
t
RT1
D2
1N4148
Q1
2N3906
Q2
3904
R15
10K
R16
2K2
R17
10K
R18
10K
C4
10N
C5
1N0
C6
1N0
C7
100N
J2
Q3
2N3904
R19
100
R20
100
R21
0R1
R22
0R1
TP3
C8
10N
P1
P2
P3
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
P4
R24
270
R25
270
R26
680
R27
10K
RV1
R28
10K
RV2
R29
10K
R30
47K
D3
BAT17
R31
33K
R32
33K
12
13
14
00
U2D
TLC274
+
C14
6U8
C16
100N
C17
1N0
R34
220
C18
1N0
R35
10
C19
*51P
C20
*51P
C22
*220P
C23
*180P
Q4
MRF247
R37
220
L6
+
C29
6U8
C31
100N
C32
1N0
R38
220
C33
1N0
R39
10
C34
*51P
C35
*51P
C37
*220P
C38
*180P
Q5
MRF247
R41
220
L11
C39
27P
C40
27P
C41
8P
C42
8P
C43
12P
C44
12P
C45
12P
C46
12P
C47
12P
C48
12P
C49
12P
C50
12P
C53
1N0
C54
1N0
C55
1N0
C56
1N0
C57
1N0
C58
1N0
C59
1N0
C60
1N0
C61
1N0
L10
L15
L12
L13
L14 L16
L9
170N
L17
L18
L19
L20
C52
10P
C51
10P
L5
L3
L8
R36
10
L2
1U
C21
*390P
L4
C15
100N
C11
0P
C26
0P
C36
*390P
L7
1U
R40
10
C30
100N
R42
12
R43
12
R8
47K
R5
47K
C9
*180P
C10
*180P
C24
*180P
C25
*180P
C12
*100P
C13
*20P
C27
*100P
C28
*20P
(SUFFIX -H DESIGNATION)
3
2
1
11 4
U2A
TLC274
5
6
7
0 0
U2B
TLC274
10
9
8
0 0
U2C
TLC274
5
6
7
00
U3B
TLC274
3
2
1
11 4
U3A
TLC274
R48
1K
R49
10K
R44
10K
R45
1K5
R47
100
+8.0
C63
1N0
J3
FAN
+13.8
C62
1N0
R33
100
C64
1N0
12
13
14
00
U3D
TLC274
10
9
8
00
U3C
TLC274
Q6
3055
R50
*10K
D6
*1N4148
D5
*1N4148
R46
10K
D4
1N4002
R23
10K
V+
1
Vo
2
GND
3
U4
LM61
6
221 Add fan control circuit
* VALUES ARE FOR 154 - 174 MHz
C19 C20 C21 C22 C23
C34 C35 C36 C37 C38
C9
C24
C10
C25
160P 160P
C12
C27
120P
C13
C28
27P68P
* 136-154MHz
68P
510P 330P 270P
C39
C40
C41 C42
10P 12P39P
(SUFFIX -A MODELS)
(SUFFIX -B MODELS) C11/C26 MAY BE FITTED ON SOME MODELS
(SUFFIX -AH MODELS)
C11
C26
NF NF270P
NF
100P NF
R42
R43
12
AH model high-end low output power fix
7
211
(27 paginas)
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