Crown Low Power Transmitters - Crown Broadcast
Crown Low Power Transmitters - Crown Broadcast
Crown Low Power Transmitters - Crown Broadcast
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1 2 3 4 5 6 7 8 9 10 11 12<br />
1<br />
2<br />
1<br />
2<br />
3<br />
4<br />
1<br />
2<br />
3<br />
DWG. NO.<br />
4 201207-SCH<br />
REV.<br />
1<br />
5<br />
6<br />
7<br />
8<br />
9<br />
5<br />
10<br />
6<br />
11<br />
12<br />
H<br />
G<br />
FAN-<br />
+12V<br />
HD7<br />
HD2<br />
TP1<br />
VOLTMETER<br />
1<br />
2<br />
HEADER 2 .156<br />
1<br />
2<br />
3<br />
4<br />
5<br />
6<br />
HEADER 6X1 .156<br />
HD4<br />
1<br />
2<br />
3<br />
4<br />
5<br />
6<br />
7<br />
8<br />
9<br />
10<br />
FAN<br />
R26<br />
1K<br />
+12V<br />
C10<br />
.01<br />
C25 C26<br />
.01 .01<br />
R29 1K<br />
R28 1K<br />
R27 1K<br />
C27<br />
.01<br />
Q1<br />
IRF541<br />
R25<br />
OPEN<br />
J4<br />
HD44 HEADER 12<br />
/LOCK<br />
ALC<br />
METER PAV<br />
METER PAI<br />
METER RFW<br />
METER PATEMP<br />
METER BATT<br />
FAULT SUM<br />
10<br />
11<br />
12<br />
10<br />
11<br />
12<br />
+5.00V<br />
ALC / METERING<br />
J2<br />
HD42 HEADER 12<br />
10<br />
11<br />
12<br />
10<br />
11<br />
12<br />
/LOCK FAULT<br />
DC SUPPLY<br />
PAI<br />
PAV<br />
TEMP<br />
FAN<br />
V-METER<br />
RFV<br />
RF FWD<br />
RF REV<br />
INPUT<br />
/LOCK<br />
ALC<br />
J1<br />
HD41 HEADER 5 x 2<br />
10<br />
10<br />
+12V<br />
-12V<br />
Z31<br />
OPEN<br />
ADD FOR M2HD-S<br />
MOTHERBOARD ONLY<br />
HD31 26 HEADER<br />
J1<br />
FSK IN<br />
NC<br />
/LOCK<br />
NC<br />
ALC<br />
RF EXCITER<br />
10<br />
11<br />
12<br />
13<br />
14<br />
15<br />
16<br />
17<br />
18<br />
19<br />
20<br />
21<br />
22<br />
23<br />
24<br />
25<br />
26<br />
10<br />
11<br />
12<br />
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14<br />
15<br />
16<br />
17<br />
18<br />
19<br />
20<br />
21<br />
22<br />
23<br />
24<br />
25<br />
26<br />
+12V<br />
-12V<br />
RFX OUT<br />
J5<br />
MCX<br />
J6<br />
MCX<br />
C54<br />
1.0<br />
+12V<br />
AUDIO PROCESSOR SHUNT<br />
U2<br />
C50<br />
+12V<br />
1<br />
8<br />
NC NC<br />
1.0<br />
2<br />
7<br />
2 TL072<br />
Vin NC<br />
1<br />
U3A<br />
3<br />
6<br />
3<br />
TEMP Vout<br />
C51<br />
4<br />
5<br />
GND TRM<br />
-12V<br />
1.0<br />
REF02<br />
6 TL072<br />
7<br />
U3B<br />
5<br />
C52<br />
.01<br />
R42<br />
4.7K<br />
R43<br />
100<br />
C54<br />
1.0<br />
REVISION HISTORY<br />
APPROVALS<br />
E . C . N. REV DESCRIPTION<br />
DATE DWN CHK CM<br />
1 02-05-05 DW DW<br />
FOR PROTOTYPE<br />
+5.00V<br />
Z9<br />
OPEN<br />
AUDIO PROCESSOR<br />
PE<br />
H<br />
G<br />
HEADER 5 x 2<br />
F<br />
E<br />
D<br />
V+<br />
TEMP<br />
GND<br />
HD5<br />
1<br />
2<br />
3<br />
HEADER 3X1<br />
HD3<br />
1<br />
2<br />
3<br />
4<br />
5<br />
6<br />
7<br />
8<br />
9<br />
10<br />
11<br />
12<br />
13<br />
14<br />
15<br />
16<br />
17<br />
18<br />
19<br />
20<br />
HEADER 10 x 2<br />
C40<br />
OPEN<br />
C39<br />
OPEN<br />
C38<br />
OPEN<br />
C36<br />
.01<br />
C35<br />
.01<br />
C34<br />
.01<br />
C33<br />
.01<br />
C32<br />
.01<br />
C30<br />
.01<br />
C31<br />
.01<br />
C29<br />
.001<br />
C28<br />
.001<br />
+12V<br />
NC<br />
NC<br />
NC<br />
NC<br />
NC<br />
NC<br />
INPUT<br />
TEMP<br />
C41<br />
.001<br />
C42<br />
.001<br />
C43<br />
.001<br />
ALC<br />
ALC<br />
METER PAV<br />
Z15 OPEN<br />
Z16 OPEN<br />
METER PAI<br />
Z17 OPEN<br />
METER RFW<br />
Z18 OPEN<br />
METER PATEMP<br />
Z19 OPEN<br />
METER BATT<br />
Z20 OPEN<br />
FAULT SUM<br />
Z21 OPEN<br />
Z22 OPEN<br />
Z30<br />
JUMPER<br />
Z29<br />
JUMPER<br />
Z28<br />
JUMPER<br />
Z27<br />
JUMPER<br />
Z26<br />
JUMPER<br />
Z25<br />
JUMPER<br />
Z24<br />
JUMPER<br />
Z23<br />
JUMPER<br />
C17<br />
.01<br />
C18<br />
.01<br />
C19<br />
.01<br />
C20<br />
.01<br />
C21<br />
.01<br />
C22<br />
.01<br />
C23<br />
.01<br />
C24<br />
.01<br />
FSK IN<br />
COMP METER<br />
38KHZ<br />
COMP METER<br />
/EXT ENABLE<br />
COMP OUT<br />
COMP OUT<br />
COMP METER<br />
/EXT ENABLE<br />
LEFT<br />
RIGHT<br />
MON L<br />
MON R<br />
LPIN L<br />
LPOUT L<br />
LPIN R<br />
LPOUT R<br />
38KHZ<br />
LEFT<br />
RIGHT<br />
L IN1<br />
L IN2<br />
R IN1<br />
R IN2<br />
LPIN L<br />
LPOUT L<br />
LPIN R<br />
LPOUT R<br />
+5.00V<br />
STEREO/MON<br />
NC<br />
NC<br />
NC<br />
NC<br />
NC<br />
HD12<br />
1<br />
2<br />
3<br />
4<br />
5<br />
6<br />
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9<br />
10<br />
HEADER 5 x 2<br />
HD11<br />
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12<br />
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19<br />
20<br />
HEADER 10 x 2<br />
HD22<br />
1<br />
2<br />
3<br />
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5<br />
6<br />
7<br />
8<br />
9<br />
10<br />
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HEADER 12<br />
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10<br />
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7<br />
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10<br />
11<br />
12<br />
13<br />
14<br />
15<br />
16<br />
17<br />
18<br />
19<br />
20<br />
J2<br />
J1<br />
STEREO GENERATOR<br />
HD13<br />
1<br />
2<br />
3<br />
4<br />
5<br />
6<br />
7 J2<br />
8<br />
9<br />
10<br />
HD23<br />
11<br />
12 1<br />
1<br />
2<br />
2<br />
3<br />
3<br />
4<br />
4<br />
5<br />
5<br />
J3 6<br />
6<br />
7<br />
7<br />
8<br />
8<br />
9<br />
9<br />
10 10<br />
J3<br />
1<br />
2<br />
3<br />
4<br />
5<br />
6<br />
7<br />
8<br />
9<br />
10<br />
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20<br />
21<br />
22<br />
23<br />
24<br />
25<br />
26<br />
HEADER 13 x 2<br />
HEADER 5 x 2<br />
NC<br />
+12V<br />
+12V<br />
-12V<br />
/+6DB<br />
/+12DB<br />
L VU<br />
R VU<br />
+5.00V<br />
PROC A<br />
PROC B<br />
PROC C<br />
BR GR<br />
HI GR<br />
COMP METER<br />
STEREO/MON<br />
Z32<br />
Z33<br />
+5.00V<br />
OPEN OPEN<br />
INSTALLED WHEN USING<br />
AUDIO PROC. SHUNT CKT.<br />
+12V<br />
-12V<br />
+12V<br />
+12V<br />
+5.00V<br />
HD61<br />
1<br />
2<br />
3<br />
4<br />
5<br />
6<br />
7<br />
8<br />
9<br />
10<br />
11<br />
12<br />
13<br />
14<br />
15<br />
16<br />
17<br />
18<br />
19<br />
20<br />
HEADER 10 x 2<br />
TP2<br />
+12V<br />
TP3<br />
-12V<br />
TP4<br />
+12V<br />
TP5<br />
GND<br />
F<br />
E<br />
D<br />
C<br />
B<br />
A<br />
J4<br />
DB15<br />
8<br />
15<br />
7<br />
14<br />
6<br />
13<br />
5<br />
12<br />
4<br />
11<br />
3<br />
10<br />
2<br />
9<br />
1<br />
_METER PAV<br />
_METER PAI<br />
_METER RFW<br />
_METER PA TEMP<br />
_METER BATT<br />
_FAULT SUM<br />
_/AUTO CAR. OFF<br />
_/CARRIER OFF<br />
_FSK IN<br />
_ALC<br />
_COMPOSITE OUT<br />
_38 KHZ OUT<br />
_/EXT ENABLE<br />
R16 220<br />
R15 100<br />
R14 390<br />
R13 390<br />
R12 1K<br />
R11 220<br />
JMP1 OPEN<br />
ALC<br />
D1<br />
1N4148<br />
C11<br />
.01<br />
C12<br />
R24 220<br />
OPEN<br />
C13<br />
R23 220<br />
.001<br />
R22 220<br />
C14<br />
.001<br />
R21 220<br />
C15<br />
.01<br />
R20 220<br />
C16<br />
R19 220<br />
.01<br />
R18 220<br />
R17 220<br />
JMP2 OPEN<br />
FSK IN<br />
COMP METER<br />
/EXT ENABLE<br />
J1<br />
XLR<br />
Z5<br />
OPEN<br />
Z3<br />
OPEN<br />
Z6<br />
Z4<br />
R1<br />
1K<br />
R2<br />
1K<br />
Z1<br />
JUMPER<br />
INPUT CONFIGURATION CHART<br />
NON-OMNIA BOARD INPUT IMPEDENCE<br />
50 KOHM<br />
Z1, Z2 ON<br />
Z3, Z5, Z7, Z8 OFF<br />
Z4, Z6 OFF<br />
600 OHM<br />
Z1, Z2 ON<br />
Z3, Z5, Z7, Z8 ON<br />
Z4, Z6 OFF<br />
R1A<br />
300<br />
R2A<br />
300<br />
OPEN<br />
OPEN<br />
C2<br />
220pF<br />
OMNIA BOARD AES/EBU INPUT<br />
Z1, Z2 OFF<br />
Z3, Z5, Z7, Z8 OFF<br />
Z4, Z6 ON<br />
ANALOG LEFT/RIGHT<br />
LEFT IN 1 LEFT IN 2<br />
L IN1<br />
R IN1<br />
Z2<br />
JUMPER<br />
C1<br />
220pF<br />
R IN1<br />
L IN2<br />
HI<br />
2<br />
LO<br />
3<br />
GND<br />
1<br />
REF. FOR<br />
XLR CON.<br />
L IN2<br />
R IN2<br />
C3<br />
220pF<br />
R4<br />
1K<br />
C4<br />
220pF<br />
R3A<br />
300<br />
R4A<br />
300<br />
R3<br />
1K<br />
Z7<br />
OPEN<br />
Z8<br />
OPEN<br />
3J2<br />
OPEN<br />
R9<br />
1K<br />
5HD6<br />
OPEN<br />
R8<br />
1K<br />
EXT IN<br />
R5<br />
1K<br />
MON_R<br />
MON_L<br />
EXT_IN<br />
EXT_RTN<br />
SCA<br />
EXT RTN<br />
R6<br />
1K<br />
SCA IN<br />
C9<br />
220pF<br />
C8<br />
220pF<br />
C5<br />
220pF<br />
C6<br />
220pF<br />
C7<br />
220pF<br />
R7<br />
1K<br />
R10<br />
240<br />
COMP OUT<br />
SCA IN<br />
EXT RTN<br />
EXT IN<br />
COMP METER<br />
Z13<br />
OPEN<br />
Z12<br />
OPEN<br />
Z14<br />
OPEN<br />
Z11<br />
OPEN<br />
Z10<br />
OPEN<br />
HD21<br />
UNCONTROLLED<br />
UNLESS OTHERWISE MARKED IN RED INK BY CM AS A<br />
CONTROLLED COPY, COPIES OF THESE DOCUMENTS<br />
INCLUDING ASSOCIATED ELECTRONIC REPRODUCTIONS<br />
ARE FOR REFERENCE ONLY.<br />
1<br />
2<br />
3<br />
4<br />
5<br />
6<br />
7<br />
8<br />
9<br />
10<br />
11<br />
12<br />
HEADER 12<br />
R33<br />
24.9K<br />
1%<br />
R35<br />
24.9K<br />
1%<br />
1<br />
2<br />
3<br />
4<br />
5<br />
6<br />
7<br />
8<br />
9<br />
10<br />
11<br />
12<br />
2<br />
3<br />
J1<br />
STEREO GENERATOR SHUNT<br />
+12V<br />
-12V<br />
R36<br />
24.9K<br />
1%<br />
R41 1K<br />
R34 24.9K 1%<br />
C48<br />
1.0<br />
TL072<br />
1<br />
U1A<br />
C49<br />
1.0<br />
D2<br />
1N4148<br />
R37<br />
1N4148<br />
D3<br />
3.9K 5<br />
THESE DRAWINGS AND SPECIFICATIONS ARE THE<br />
PROPERTY OF INTERNATIONAL RADIO AND ELECTRONICS CORP.<br />
AND SHALL NOT BE REPRODUCED, COPIED OR USED AS<br />
THE BASIS FOR THE MANUFACTURE OR SALE OF APPARATUS OR<br />
DEVICES WITHOUT PERMISSION.<br />
6<br />
R32<br />
1K<br />
R40<br />
100<br />
R39<br />
100<br />
R38<br />
4.02K<br />
1%<br />
TL072<br />
7<br />
U1B<br />
DWN<br />
CHK<br />
CM<br />
PE<br />
K<br />
FILENAME:<br />
APPROVALS<br />
DISTRIBUTION<br />
-12V<br />
DW 11-23-04<br />
DW 11-23-04<br />
IREC<br />
INTERNATIONAL RADIO AND ELECTRONICS CORP.<br />
25166 LEER DRIVE ELKHART, IN. 46514<br />
Error 574-262-8900 : logo3A.jpg file not found. WWW.IREC1.COM<br />
TITLE:<br />
SCH, FM/IBOC MOTHER BOARD<br />
SIZE<br />
D<br />
DWG . NO .<br />
SCALE : NONE<br />
NOTES:<br />
UNLESS OTHERWISE SPECIFIED:<br />
1. ALL RESISTORS ARE IN OHMS, 1/4W, 5% TOL.<br />
2. ALL CAPACITORS ARE IN MICROFARADS.<br />
201207-SCH<br />
PROJ NO.<br />
SHEET<br />
REV<br />
1<br />
1 OF 1<br />
C<br />
B<br />
A
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