Viking 242-2009-632 - Manual (Page 227)

March 1999
Part No. 001-2009-600 10-21
FORWARD/REVERSE POWER SCHEMATIC
FIGURE10-26
WO 654 FORWARD
POWER
SENSE
C664
27pF
R667
470 +
U651B
2904
7 C672
27pF
R663
5k
R665
10k
C673
.001
R666
10k
C681
.001
R688
10k
R664
160
+
U651A
2904
1
2
3
C669
27pF
C670
27pF
R662
10k
C671
27pF
R659
10k
C668
27pF
R656
20k
R660
10k
C658
10k
C654
12pF
R655
0
R654
0
R651
51
L651
.033uH
L653
.039
R653
160
L652
12.5nH
50
+6V
WO 657A
C684
.001
+ C683
4.7
RF OUT
WO 650 WO 651
RF POWER IN
CIRCULATOR
WO 653
L657
12.5nH
R685
50
250W
REFLECTIVE
POWER LOAD
R672
0
R671
0
R668
51
L654
.033uH
R670
160
L655
12.5nH
50
L656
.039uH
C667
27pF
WO 656 REFLECTED
POWER
SENSE
C665
27pF
R684
470 +
U652A
2904
7 C678
27pF
R680
5k
R683
10k
C679
.001
R682
7.5k
C682
.001
R689
10k
R681
160
+
U652B
2904
7
6
5
C675
27pF
C676
27pF
R677
10k
C677
27pF
R676
10k
C674
27pF
R673
20k
R678
10k B A C653
27pF
CR651
A B CR652
C675
10k
C658
27pF
3
2
WO 657B
+6V
C663
.001
+ C662
4.7
R687
240
1
6
7
V OUT
GND C
GND
+ C661
4.7
R686
470
GND B
GND A
V IN
U653
LM78L05
3
2
8
+C660
2.2
C659
.001
+15V
WO 652
NOTES:
1. ALL RESISTORS ARE IN OHMS, CAPACITORS IN MICROFARADS AND
INDUCTORS IN MICROHENRYS UNLESS OTHERWISE SPECIFIED.
DANGER
BERYLLIUM PRODUCT. INHALATION OF
DUST OR FUMES MAY CAUSE SERIOUS
CHRONIC LUNG DISEASE. SEE MATERIAL
SAFETY SHEETS FOR FURHTER DETAILS.