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Crown FM30 User Manual page 92

Broadcast transmitters
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1
2
ADDED TO PWB (200922-PWB-D IN LOCATION
F
SHOWN, AND DEPICTED ON COMPONENT MAP.
C23
L6
OPEN
D1
OPEN
J1
C1
3
RF IN
E
1
R2
2
.01
R1
OPEN
OPEN
C2
OPEN
VR1
OPEN
1
Vin
Vout
D
J3
1
C
J4
U2A
3
1
1
2
OPEN
C19
OPEN
B
R14
OPEN
R15
OPEN
J5
1
A
1
2
B_L_SHT1_A.DOT REV. A
6 - 26
3
4
C24
.01
.01
R5
OPEN
XU1
C4
MHW6342T
OPEN
D2
OPEN
C5
2
22
1
R4
3
R6
R17
OPEN
OPEN
51
R3
C3
OPEN
.01
C22
OPEN
L1
33uH
+5V
3
C18
OPEN
R16
R8
OPEN
*
5
6
R8 POWER LEVEL CONFIGURATION
FM30
FM100
FM250
FM500
OPEN
3 OHM 5W
3 OHM 5W
2.7 OHM 5W
UNCONTROLLED
THESE DRAWINGS AND SPECIFICATIONS ARE THE PROPERTY OF
INTERNATIONAL RADIO AND ELECTRONICS CORP.
UNLESS OTHERWISE MARKED IN RED INK BY CM AS A
AND ARE NOT TO BE REPRODUCED, COPIED OR USED AS THE BASIS
CONTROLLED COPY, COPIES OF THESE DOCUMENTS
INCLUDING ASSOCIATED ELECTRONIC REPRODUCTIONS
FOR THE MANUFACTURE OR SALE OF APPARATUS OR
DEVICES WITHOUT PERMISSION.
ARE FOR REFERENCE ONLY.
3
4
5
REVISION HISTORY
E . C . N.
REV
264
M
PRODUCTION RELEASE
279
N
XU1 WAS 200479-TERM-10
316
O
PWB CHG'D TO REV. C
361
P
PWB CHG'D TO REV. D
C8
C7
OPEN
0.01
R18
R7
OPEN
0
Q1
BLF245
D
T1
G
S
L2
L3
OPEN
C6
0.01
FOR FM30:
20VDC INPUT APPLIED HERE.
L7
OPEN
R9
51
1/2W
C16
C20
0.01
OPEN
U2B
7
OPEN
NOTE:
UNLESS OTHERWISE SPECIFIED:
1. ALL RESISTORS ARE IN OHMS, 1/4 WATT +/- 5% TOL.
2. ALL CAPACITORS ARE IN MICROFARADS.
DWN
CHK
CM
PE
FILENAME:
5
6
7
APPROVALS
DESCRIPTION
DATE
DWN
CHK
12-10-03
DW
01-29-04
DW
DW
06-14-04
03-22-05
DW
C15
J2
L4
L5
680pF
RF OUT
23.2uH
10.4uH
C10
C11
C12
C13
C14
27pF
10pF
36pF
36pF
5pF
C21
C9
OPEN
OPEN
FOR FM100 AND FM250: 18V
FOR FM500: 20V
FOR FM30: FEED POINT FROM PWR. REGULATOR PWB.
+24VDC
R11
4.7K
R12
OPEN
RT1
R10
D3
C17
R13
T
2.7K NTC
10K
1N753A
0.01
OPEN
OPEN
6.2V
IREC
APPROVALS
INTERNATIONAL RADIO AND ELECTRONICS CORP.
25166 LEER DRIVE ELKHART, IN. 46514
DW
08-28-03
574-262-8900
WWW.IREC1.COM
TITLE:
DW
10-30-03
FM RF DRIVER
DP
10-30-03
DWG . NO .
SIZE
DISTRIBUTION
B
Q43310-4
PROJ NO.
SCALE : NONE
6
7
8
CM
PE
DW
DP
DW
MH
DW
DP
DW
DP
F
E
C
B
A
REV.
P
533
SHEET
1
OF
1
8
FM30/FM100/FM250 User's Manual

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