Elenos ETG 2000.20 - Page 38

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5.1.2 ETG 1000.10
Block diagram
2−WAY FM
SPLITTER
2−WAY FM
COMBINER
RF OUT
L. P. FILTER
&
DIR. COUPLER
FINAL STAGE
RF IN
POWER SUPPLY SECTION
AC/DC
CONV
SWITCHING
PWR SUP
MODULATOR
−12 VDC
+5 VDC
+12 VDC
CPU
board
FINAL
+13 VDC
DC/DC
CONV
MAINS INPUT
220VAC
(on rear panel)
AUX VDC
+13 VDC
RF SECTION
RF OUT
L. P.
FILTER
RF MONITOR
+30/40VDC
+30/40VDC
VCO