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RADIOBEACON TRANSMITTER
ND500II (125 WATTS) DOUBLE SIDEBAND - NO VOICE
Page 4-13
15 September 2003
Table 4-8 24-48 VDC Power Supply PWB (A10) (Optional) Controls and Indicators
PANEL MARKING/
REF
FIG
NOMENCLATURE
FUNCTION
DES
NO.
USED IN TEXT
DS1
MD-15
+15V
When turned on (green), indicates an ex24
VDC battery source is being applied and +15V is
being applied to the PWB’s control IC.
F1
MD-15
+48V (B+)
Fuses the B+ output, being applied to power supply
A1, at 12 amperes.
R3
MD-15
VOLTAGE CONTROL
Adjusted to precisely set the output voltage to +50
VDC.