Elenos ETG 2000.20 - Page 39

39
5.1.3 ETG 500.5 ETG150
RF OUT
RF AMP
POWER SUPPLY SECTION
AC/DC
CONV
SWITCHING
PWR SUP
MODULATOR
−12 VDC
+5 VDC
+12 VDC
CPU
board
+24 VDC
MAINS INPUT
220VAC
(on rear panel)
L. P.
FILTER
RF MONITOR
Block diagram
VCO
5.1.4 ETG 20
RF OUT
RF AMP
POWER SUPPLY SECTION
AC/DC
CONV
SWITCHING
PWR SUP
MODULATOR
−12 VDC
+5 VDC
+12 VDC
CPU
board
VDS
MAINS INPUT
220VAC
(on rear panel)
L. P.
FILTER
RF MONITOR
VCO