User`s manual

6–10
FM2000A User’s Manual
500 W Power Amp
RFIN
RFOUT
VPWR
RFIN
RFOUT
VPWR
DZ1110 1N4735
6.2V
R1119
200
3W
R1120
2.7K
C1121
0.01
DISC
R1112
5.6
2W
R1113
5.6
2W
R1101
15K
R1110
10K
R1117
24
3W
C1138 0.068
C1112 0.01
C1113 0.01
C1114 0.01
C1115 0.01
R1116
10
C1116
27PF
C1110 0.01
C1111
0.01
C1122
0.01
DISC
L1122
50NH
L1121
50NH
C1125
60PF
C1123 0.01
C1124 0.01
PA OUTPUT BD
T1121
T11S
R1114
5.6
2W
R1115
5.6
2W
PA INPUT BD
Q1101
BLF278
T1111P
R1111
10K POT V
DZ1110 1N4735
6.2V
R1119
200
3W
R1120
2.7K
C1121
0.01
DISC
R1112
5.6
2W
R1113
5.6
2W
R1101
15K
R1110
10K
R1117
24
3W
C1138 0.068
C1112 0.01
C1113 0.01
C1114 0.01
C1115 0.01
R1116
10
C1116
27PF
C1110 0.01
C1111
0.01
C1122
0.01
DISC
L1122
50NH
L1121
50NH
C1125
60PF
C1123 0.01
C1124 0.01
PA OUTPUT BD
T1121
T11S
R1114
5.6
2W
R1115
5.6
2W
PA INPUT BD
Q1101
BLF278
T1111P
R1111
10K POT V
L24
PA OUT PA OUT PA OUT
L14
PA IN PA IN PA IN
C1
1.0
C2
1.0
L18
GND GND GND PA IN GND
AMPB DC PWR AMPB DC PWR AMPB DC PWR
AMPA DC PWR AMPA DC PWR
L28
GND GND GND PA OUT GND
C5
1.0
C6
1.0
U1 LM35DZ
TEMPERATURE SENSE
C3 1.0
C4
1.0
GND GND
AMPA DC PWR
GND GND
TEMP V+
TEMP AMP A&B
NOTES :
_______ _______
1. ALL RESISTORS ARE IN OHMS,
1/4W, 5% UNLESS OTHERWISE SPECIFIED.
2. ALL CAPACITORS ARE IN
MICROFARADS UNLESS OTHERWISE SPECIFIED.
THESE DRAWINGS AND SPECIFICATIONS ARE THE SHALL NOT BE REPRODUCED, COPIED, OR USED AS THE BASIS FOR THE MANUFACTURE OR SALE OF APPARATUS OR DEVICES WITHOUT PERMISSION. PROPERTY OF CROWN INTERNATIONAL, INC. AND
GND GND GND
250W RF PWR AMP A
250W RF PWR AMP B
CROWN INTERNATIONAL, INC.
1718 WEST MISHAWAKA ROAD FM2000, 500W RF PWR AMP CCA
ELKHART, IN. 46517 PHONE [phone]
REV
J0746-8
b