UNPACKING
Carefully unpack the LA-1000 and examine contents
for evidence of shipping damage. I f any damage is dis
covered, notify the transportation company that del
ivered the equipment. Be sure to keep the carton and
packing material as the transportation company that de
livered the equipment w ill want to examine them. Keep
the carton and packing even if no shipping damage occurs.
Having the original carton available simplifies repack
ing the equipment for storage or to return it to the fac
tory for 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. Install the fuse supplied
which is attached to the transformer indide the amp. Re
place the top cover with the vent holes near the rear.
INSTALLATION
The LA-1000 is factory wired to operate from 117VAC.
If 234 VAC is desired, you w ill have to rewire the power
transformer primary as shown below. The terminal strip
is located in front of the power transformer on the chassi
1. Position the LA-1000 so the rear and the bottom
of the unit are clear of all obstructions. This will
assure adequate air circulation.
2. Connect a wattmeter and a 50 ohm load to the RF
output connector using RG 8u or its equivalent.
3. Connect the LA-1000 RLY connector to your exciter
using shielded cable, (See interconnect diagram)
The LA-1000 requires closed contacts for keying. Con
sult your exciter's owners manual for 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 GND connector.
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