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WM USE OF AN
EXTERNAL
POWER
SUPPLY
Connect the external supply as shown in the figure below.
Connection to
24.V system is not possible as supplied. An external DC to DC con-
_werteris necessary.
PS-21 Regulated power supply
Disconnect the shorting plug
(+) Black/White stripe
Note:
!f a supply other than the PS-21 is used, select a regulated supply that sup-
plies 13.8 voits at 1 amp.
Battery chargers are unsuitable
as a power
source since they have an unfiltered output.
When
installing the TR-50 in an auto, connect the power cord directly to
the car battery.
;
:
@ EXTERNAL
ANTENNAS
TR-50
Coaxial cable
BNC connector
13
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