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Installation - Amp Supply LA-1000 User Manual

Portable kilowatt ssb or cw qsk amplifier

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Carefully unpack the LA-1000 and examine contents
fo r evidence of shipping damage.
covered, n o tify the transportation company that del­
ivered the equipment.
packing material as the transportation company that de­
livered the equipment w ill want to examine them.
the carton and packing even i f no shipping damage occurs.
Having the orig in al carton available sim plifies repack­
ing the equipment fo r storage or to return i t to the fac­
tory fo r service.
Remove the 12 screws holding the top cover in place.
Remove the packing material located over the tubes and
under the tuned input PC board.
which is attached to the transformer indide the amp.
place the top cover with the vent holes near the rear.
The LA-1000 is factory wired to operate from 117VAC.
I f 234 VAC is desired, you w ill have to rewire the power
transformer primary as shown below.
is located in fro n t o f the power transformer on the chassi
1.
Position the LA-1000 so the rear and the bottom
of the un it are clear of a ll obstructions.
assure adequate a ir c irc u la tio n .
2.
Connect a wattmeter and a 50 ohm load to the R F
output connector using R G 8u or its equivalent.
3.
Connect the LA-1000 RLY connector to your exciter
using shielded cable,
The LA-1000 requires closed contacts fo r keying.
su lt your e x cite r's owners manual fo r proper#connection
4.
Connect the LA-1000 RF IN connector ot the excite
RF output using 50 ohm coax.
5.
Connect as short a ground lead as possible from
a good earth ground to the LA-lOOO' s G N D connector.
UNPACKING
I f any damage is dis­
Be sure to keep the carton and
In s ta ll the fuse supplied

INSTALLATION

(See interconnect diagram)
The terminal s trip
This w ill
Keep
Re­
Con­

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