Nautel Vector-LP VR125 - Page 111

Dimensions = mm (inches)
Block Diagram – Vector-LP Radio Beacon Transmitter Issue 1.1 Not to Scale Figure 6-1 Page 6-3 (6-4 Blank)
PA
OPTION)
B
SUPPLIES
LVPS POWER
A
+/- VDC
CONTROL/MONITOR
B+ (B) (DC POWER) B+ (A) (DC POWER)
+/- VDC (B)
EXCITER AND
+/- VDC (B) +/- VDC (A)
INT SERIAL LINK,
MONITOR
MODULATOR
SMPS
DC/DC LVPS
DC POWER
DUAL AC/DC
+/- VDC (A)
STAGES
CONTROL/MONITOR
RF DRIVE
MOD DRIVE
CONTROL/MONITOR
RF POWER STAGE
EXTERNAL CONTROL/MONITOR
B2050017 VB
RS232/RS422 EXT SERIAL LINK
PTSN (FOR OPTIONAL MODEM)
EXTERNAL AUDIO INPUT
POWER SUPPLY
DC POWER
(OPTIONAL BATTERY)
+/- VDC (A)
B+ (A) (DC POWER)
AC POWER
(SINGLE OR DUAL)
RF POWER MODULE
AC POWER
+/- VDC (B)
B+ (B) (DC POWER)
AC POWER
RF FILTER RF POWER PROBE
RF OUTPUT
(BATTERY BOOST
AC/DC POWER STAGE
See Figure 6-2