10-13
August 2000
Part No. 001-2001-200
110W POWER AMPLIFIER SCHEMATIC
FIGURE 10-18
FOLDOUT
POWER CONTROL
WO 505
WO 501
+26V
+26V
WO 502
WO 502A
WO 503
WO 504
WO 512
+26V
FINALS
+15V
1 RF IN
U501
M57719
VCC 1
VCC 2
2
4
5
RF OUT
C516
.01
C517
.001
+ C519
4.7
EP502
C520
.001
C521
.001
EP501
C594
.001
C593
.1
C525
.001
C526
.01
C527
.1
EP504
C543
.001
C544
.01
EP503
C539
.01
C538
.1
R511
200
C542
.01
C540
.1
DRIVER CURRENT
+15V
DRIVER
R507
47
C523
.01
C547
.01
RT522
80k
R521
10k
R520
4.7k
RV501
5k
R519
2.2k
R517
4.7k
CR501
6.2V
C546
.01
+ C548
4.7
C549
.01
EP505
C551
.001
+ C550
.01
EP506
L506
Q502
6406
C565
100pF
C564
100pF
C552
.001
R515
200
R516
.03
R514
200
C553
.001
C554
.01
+26V
DRIVER
6
3
7
RG2
RG1
VCC
U503
MAX472ESA
8
OUT
SHDN
GND
1
4
R513
2k
C573
.01
FINAL 1
CURRENT
WO 523A
WO 516
C556
.01
RT532
80k
R531
10k
R530
4.7k
RV502
5k
R529
2.2k
R527
4.7k
CR502
6.2V
C555
.01
+ C557
4.7
C558
.01
EP507
C560
.001
C559
.01
EP508
L507
Q503
6406
C561
.001
R524
200
R526
.03
R525
200
C562
.001
C563
.01
+26V
DRIVER
6
3
7
RG2
RG1
VCC
U504
MAX472ESA
8
OUT
SHDN
GND
1
4
R523
2k
C574
.01
WO 523
FINAL 2
CURRENT
WO 517
WO 524
WO 524A
TO LOW PASS
FILTER
WO 513
NOTES:
1. ALL RESISTORS ARE IN OHMS AND ALL CAPACITORS IN MICROFARADS
UNLESS OTHERWISE SPECIFIED.
8
7
6
5 NC 5
NC 6
NC 7
V IN
C575
.01
+6.2
U507
LM35D
4
3
2
1
NC 4
NC 3
NC 2
V OUT
+ C576
1
R536
75
+
U508
3
2
1
C577
39pF
R538
301k
C578
.001
R537
100k
R539
470
C579
.01
TEMP SENSOR
WO 509
+15V
C583
.01
+ C584
33
8
2
3
6
7
A
B
C GND
V IN
V OUT
1
R533
240
R534
56
+ C580
4.7
C581
.001
C582
.01
+6.2V
U505
78L05
SOURCE
+ C524
4.7
OUT
IN
GND
U502
TA78L08F
C508
1
WO 511
C501
.001
R501
82
R502
82
R503A
82
R503
0
C502
39pF
C503
6pF
L501
L502
68nH
R504
100
R506
3.9k
C507
.01
C506
.001
R505
1k
L503
L504
68nH
C512
10pF
L505
27nH
C513
3pF
C514
.001
+ C545
4.7
RG2 6
U509
MAX472ESA
R509
200
R510
0.2
3
7
RG1
Vcc
GND
SHDN
OUT
4
1
8
R512
2k
C591
.01
WO 514
C529
.001
C569
240pF
C570
240pF
C599
33pF
C598
33pF
2
BAND DEPENDANT COMPONENT, SEE PARTS LIST.
C601
45pF
C533
.001
R544
2.2
C532
.001
R543
2.2
+17dBm/50mW
Q501
2SK2973
C510
.01
C522
.001
120mW
13W
R542
2.2
R541
2.2
R540
2.2
+ C600
33
2
C535
24pF
C607
120pF
C605
C603
91pF
2
C609
2
C611
2
C613
33pF
C614
33pF
C617
2
C602
45pF
C618
2
C534
24pF
C537
24pF
C608
120pF
C606
C604
91pF
2
C536
24pF
C565A
100pF
C566
100pF
C610
2
C612
2
C615
33pF
C616
33pF
C592
.1
Содержание VIKING VX
Страница 2: ...1 2 October 1995 Part No 001 2008 202 ...
Страница 14: ...TABLE OF CONTENTS CONT 10 ...
Страница 24: ...INTRODUCTION AND OPERATION 1 10 August 2000 Part No 001 2001 200 ...
Страница 94: ...CIRCUIT DESCRIPTION 6 44 August 2000 Part No 001 2001 200 ...
Страница 118: ...ALIGNMENT AND TEST PROCEDURES 7 20 August 2000 Part No 001 2001 200 ...
Страница 126: ...SERVICING 8 8 August 2000 Part No 001 2001 200 ...
Страница 160: ...PARTS LIST 9 34 August 2000 Part No 001 2001 200 ...
Страница 197: ......
Страница 198: ...Part Number 001 2001 200 8 00mwp Printed in U S A ...