Icom IC-720 Instruction Manual page 30

Lication of LC Filter
8-1-3 Installation of LDA Unit
With this unit installed will provide automatic switching,
through an antenna coupler, of antennas from Ham to
General coverage. However, it will not automatically switch
for 18MHz and 28MHz. The output signal of the unit is
sent to Pin 13 of the Accessory Socket.
Remove the top cover, being careful of the speaker leads.
The location provided for the LDA Unit is shown in the
photo. `
TRANSVERTER AND SCOPE USE
Mount the unit with the bolts provided, make sure that the
unit-is firnly mounted. There are three sockets with leads,
plug the four-pin socket to the four-pin plug mounted on
the board, the two-pin socket with a single lead plugs into
the twopin plug on your left when standing in front of the
ІС-720, the two-pin socket with two leads plugs into the
two-pin plug at the back of the LDA Unit. This com-
pletes the installation.
Location of LDA Unit
The ІС-720 has provisions for Transverter or Scope, рапа-
daptor or panascope. Follow these instructions, as well as
the instructions for the transverter or scope, for proper use:
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Follow steps 1 and 2 of Section 7. At the bottom of the IF
Unit is the RF Unit. There are four pins in the area out-
lined, the two on the right are for scope use, and the two
on the left for transverter. The socket will be plugged іп to
the transverter location when you receive the set. The
output is a few milliwatts. After plugging the socket in the
desired location carefully replace the IF Unit, and the
bottom cover.
FRPP RRR AS
-28-