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R136
150.0
+11.8V
VISUALAID
U25
TOPVIEW
7911
FL2VISUALAID
16
TOPVIEW
T1
<1>
G2
R201
267.0
136---BPF
NOTE:PINS13---16ARETHEMOUNTING
PINSFORTHEPART.
2
34
5
130MHz
IFTUNING
61
34
25
T1
T---1907
C
1
1
1
C
2
9
C
3
5
IN
1
OUT
7
GND
15
GND
16
GND
13
GND
14
N
C
4
FL2
145
FL1VISUALAID
TOPVIEW
50OHM
C54
.001UF
+11.8VF
1357
TEST
ONLY
2468
TOPVIEW
2468
7531
U25
SBL---1
1234
J6
P6
6.2V
10.7MHzIF
R146
301.0
R141
301.0
R145
17.4
C33
.01UF
C32
4700PF
C31
.01UF
C34
.01UF
27
1
3
8
456
U22
NE5205
VR3
TEST
ONLY
R137
221.0
C35
.01UF
1234
J5
P5
20dBGAIN
120MHz
BUFFER
50OHM
C39
.001UF
Q11
R153
301.0
+11.8VF
R169
28.0
R164
28.0
Q13
Y2
119.8MHZ
C42
15PF
L4
.141---.159UH
R173
750.0
L17
360NH
C101
12PF
L18
24NH
6
89
TRIPLER
TUNING
R181
75.0
C55
1---3.5PF
C60
200PF
C50
1PF
L6
45NH
Q12
2468
VISUALAID
NOTE:PINS13---16ARETHEMOUNTING
PINSFORTHEPART.
2
1012
TOPVIEW
+6dBM
360MHz
1357
U28
C63
200PF
2468
7531
U28
SBL---1X
GND
13
GND
14
GND
15
GND
16
C
1
2
C
2
9
C
3
8
OUT
6
IN
12
N
C
1
0
FL1
130MHz
BUFFER
75OHM
L16
505NH
C85
.001UF
+11.8V
<1>
G5
590MHz
75OHM
C72
680PF
C71
680PF
13
4
2
U31
MAR---4
W13
6.3CM
L12
15NH
R206
243.0
R207
243.0
C69
1---5.4PF
L11
15NH
480---IF
50OHM
TRIPLER
OUTPUTTUNING
R187
243.0
C59
470PF
---11.8V
FREQ
ADJUST
SHIELD
C41
47PF
R182
100.0
R174
2.10K
C61
33UF
C36
33UF
---11.8V
TESTSELECTABLE
RANGE=2.21K---3.32K
R163
2.21K
C43
470PF
R165
301.0
R166
17.4
R154
301.0
R170
806.0
C51
.001UF
<4>
C2
R208
14.7K
R218
10.0K
C88
200PF
LOG
+11.8V
R219
15.0K
Q25
Q24
+11.8V
R203
243.0
R202
243.0
C74
.1UF
+11.8V
---20dBmMAX
TEST
ONLY
1234
J10
P10
300KHz
RESOLUTION FILTER & LOG DETECTOR
R172
100.0
L7
210UH
C48
.1UF
C53
.1UF
L3
210UH
NOTCH
R156
10.0K
13
12
U23F
7406
Q9
R171
100.0
R155
3.32K
R149
10.0K
+11.8V
+11.8V
---11.8V
H2
<5>
/10KHz
11 10
U23E
7406
9
8
U23D
7406
R167
3.32K
Q10
R157
10.0K
R150
10.0K
R138
10.0K
C47
.1UF
+11.8V
+5V +11.8V
C46
.1UF
CR23
CR26
GAIN
R183
100.0
R175
100
C57
.1UF
C56
.1UF
13
4
2
U29
MAR---4
CR27
L8
210UH
C58
.01UF
CR28
C68
.01UF
C70
.01UF
SHIELD SHIELDCAN202---0196---01
L14
1.95UH
C87
98PF
R196
340.0
C73
.01UF
FL3 FL4
C83
.047UF
NC
NC
LMTRIN
5
LMTRBIAS
6
LMTRBIAS
7
QUADIN
9
QUADBIAS
8
METER
12
DETOUT
11
DETOUT
10
+COMP
15
---COMP
14
IFVCC
4
COMPVCC
2
IFGND
3
COMPGND
1
CARRIER
13
DATAOUT
16
U32
MC13055
C82
.047UF
L15
64UH
R222
15.0K
---11.8V
NC
NC
NC
NCNC
NC
NC
C81
.01UF
C100
.001UF
+5V
CR29 L10
210UH
R195
681.0
C67
33PF
CR30
10KHzFILTERADJUST
L9
1.95UH
C62
5---25PF
C66
40PF
C52
9---45PF
Y3
10.7MHZ
Y4
10.7MHZ
C64
9---45PF
10 KHz FILTER
CR25
CR22
L1
210UH
R148
681.0
L2
210UH
C37
.1UF
L5
1.95UH
C44
33PF
C45
40PF
R147
100.0
C38
.1UF
---11.8V
1705A SPECTRUM MONITOR
IF AMPLIFIER <2>
PART OF A3 MAIN BOARD
Test Equipment Depot - 800.517.8431 - 99 Washington Street Melrose, MA 02176 - FAX 781.665.0780 - TestEquipmentDepot.com