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EP501
EP502
WO 505
POWER
CONTROL
+ C510
C508
C509
+ C505
C506
C507
56pF
27pF
.018
56pF
1
1
L501
C502
+ C503
C504
1
.1
.018
2
1 dB PAD
VS1
R528
12
1
U501
RF IN
50
MHW806
C501
R502
50
WO 511
27pF
12
RF INPUT
R501
R503
AMPLIFIER/PRE-DRIVER
820
820
RF DRIVER OUTPUT MONITOR
50
50
R504
L502
110
.01uH
C519
R506
R505
L503
10pF
WO 521
200
1k
.01uH
RF DRVIER
POWER
C520
C521
R507
.001
.001
2k
CR501
+28V
WO 501
+28V
WO 502
SPLITTER
70.7 OHMS
1/4 WAVE
WO 502A
+26V
WO 503
R504
RF LOAD
100
20W
2
WO 504
+15V
+15V
WO 512
+15V
EP518
U504
1
8
78L05
V IN
V OUT
C575
+ C576
56pF
1
R537
GNDC
GND
GND A
GND B
2
3
6
7
R523
+ C580
56
NOTES:
1. ALL RESISTORS ARE IN OHMS AND ALL CAPACITORS IN MICROFARADS
UNLESS OTHERWISE SPECIFIED.
2
DANGER BERYLLIUM PRODUCT.
INHALATION OF DUST OR FUMES MAY CAUSE SERIOUS
CHRONIC LUNG DISEASE.
SEE MATERIAL SAFETY DATA SHEETS FOR FURTHER DETAILS.
Part No. 001-2009-600
10-17
+26V
+15V
EP508
C518
C527
56pF
56pF
EP504
+ C516
C515
C517
1
.018
56pF
EP503
4
+ C513
C511
C511
C514
1
56pF
56pF
.018
3
EP505
VS2
4
RF OUT
50
50
C523
C588
12pF
1.5pF
+26V
EP513
EP512
C550
+ C549
C548
C547
C546
+ C545
C544
.018
.001
.018
56pF
6.8
56pF
6.8
EP511
4
C543
C542
FINAL 1
56pF
EP510
56pF
Q502
C553
4820
2
56pF
C540
C586
6.2pF
5.1pF
FINALS
+26V
EP517
EP516
C564
+ C563
C562
C561
C560
+ C559
C558
.018
.001
56pF
6.8
56pF
6.8
.018
EP515
4
C556
C557
FINAL 2
EP514
56pF
56pF
Q503
4820
2
C554
C587
6.2pF
5.1pF
SOURCE
+6.2V
8
2
V
NC 2
IN
+ C577
C578
C579
C581
3
NC 3
4.7
.018
.001
.018
240
7
4
NC 7
GND
U503
LM35D
6
NC 6
4.7
5
1
NC 5
V
OUT
+ C582
1
R524
75
March 1999
EP507
C528
C530
C529
+ C531
+ C534
C535
EP506
.018
.001
.01
6.8
6.8
.018
EP520
C532
27pF
C536
DRIVER
3.9pF
Q501
4821
2
C538
15pF
C524
C525
C526
C537
12pF
22pF
22pF
1.5-5pF
C589
EP509
1.5pF
RF 2
R506
WO516A
200
R514
WO 510
1k
FINAL POWER 1
R513
C570
C571
R515
1k
.018
.018
3.4k
R508
200
C569
39pF
R512
CR502
100
A
B
R509
RF LOAD
100
2
100W
C567
56pF
R516
R517
200
100
C572
R513
39pF
200
R518
100
R519
R520
1k
1k
C573
C574
R521
CR503
.018
.018
3.4k
B
A
U502A
R527
2904
3
+
470
WO 509
C583
1
TEMP SENSOR
39pF
2
R526
C585
301k
.018
C584
.001
R525
100k
WO513
TO LPF
WO 508
FINAL POWER 2
75W POWER AMPLIFIER SCHEMATIC
FIGURE 10-22
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