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Crown FM30 User Manual page 90

Broadcast transmitters
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6 - 24
(455MHz)
(195MHz)
(176MHz)
C1204
C1202
1.35PF
7.1PF
RF IN
L1202
L1203
L1204
L1201
90.5NH
94.1NH
87.5NH
250NH
C1201
C1203
C1205
15.4PF
40.9PF
38.9PF
C1201A
10PF
C1217
HD1201
3.5PF
1
Approx. 7V RMS
2
with 200W RF in.
3
R1201
C1218
100
RF MONITOR
47PF SM
INDUCTORS
I.D.
TURNS
LENGTH
L1201
0.25"
14
0.7"
L1202
0.5"
3
0.6"
L1203
0.5"
3
0.5"
L1204
0.5"
3
0.7"
L1205
0.4375"
3
0.6"
EXACT COIL LENGTHS ARE FACTORY-SET.
*
IF NECESSARY, SELECT R1202 FOR
SWR READING OF 1.1 OR BETTER WITH
50-OHM LOAD. R1205 = R1202
R1202,R1203,C1211,D1202,C1216
ON UNDERSIDE OF CIRCUIT BOARD.
(252MHz)
C1206
C1208
R1202
9.3PF
5.13PF
*
75
L1205
C1209A
77.9NH
2PF
R1204
C1209
C1207
C1219
10
37.7PF
14.1PF
47PF SM
C1212
47PF NP0
D1201
1N6263
R1206
1K
C1213
.001
R1207
100K
R1210
10K
GUAGE
#17
D1203
R1211
#12
1N6263
100K
#12
#12
#12
NOTES :
_______
_______
1. ALL RESISTORS ARE IN OHMS,
1/4W, 5% UNLESS OTHERWISE
SPECIFIED.
2. ALL CAPACITORS ARE IN
MICROFARADS UNLESS
OTHERWISE SPECIFIED.
3. C1201-1209A,1217 are circuit board pads.
C1211
47PF NP0
R1203
10
RF OUT
R1205
*
75
D1202
1N6263
R1209
1K
C1215
C1216
R1208
.01
.001
C1214
20K
R
.01
E
F
F
W
L
D
RFV
C1220
.01
1 2 3 4 5
HD1202
HEADER 5
RF Output & Reflectometer
103209
RF Output Filter and Reflectometer
FM30/FM100/FM250 User's Manual

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