Filter
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9
INSTALLATION AND CONNECTIONS
n UT-106 DsP receive unit
n Optional IF filters
The UT-106 provides AF DSP functions such as
noise reduction and auto notch.
q Remove the bottom cover.
w Slide the insulating case onto the UT-106 as
shown right. (Fig. 1)
e Remove the connection cable (P2601) from
J2602 on the MAIN unit. Connect the cable into
J1 on the UT-106.
r Plug the connection cable (P1) from the UT-106
to J2602 on the MAIN unit.
t Plug the flat cable into J3 on the UT-106 and to
J2603 on the MAIN unit.
• Take care regarding the conductor direction.
y Turn the UT-106 unit over. (Fig. 2)
• No need to fix with an adhesive strip, etc.
u Put the UT-106 on the MAIN unit.
• No need to fix with an adhesive strip, etc.
• Ensure that the surplus cable from UT-106 is stored
under the unit.
i Return the bottom cover to its original position.
UT-106
P 1 (from UT-106)
J 2602
J 2603
P 2601
insulating case
flat cable
MAIN unit
J 2603
Main unit
Rear panel
UT-106
Flat cable*
insulating case
* Supplied with UT-106
Turn the unit over
UT-106
�
Surplus cable
J 2602
J 2602
Several IF filters are available for the IC-718. You can
install 1 filter for 455 kHz IF. Choose the appropriate
filter for your operating needs. (pgs, 24−25)
D Installation
q Remove the bottom cover as shown on the p. 48.
w
Remove 7 screws, connection cable p1 from J1,
p5 from J701, W4 from J4101 and W5 from J4001
and 2 Tr-clampers as shown in the diagram below.
e Install the desired 455 KHz filter as shown in the
diagram below.
r
Mounting the filter with supplied washers and nuts.
t Solder the 4 leads.
y Return the MAIN unit and bottom cover to their
original positions.
After filter installation, specify the installed filter
using initial set mode. (p. 47) Otherwise, the
installed filter will not function properly.
Tr-clamper
W 4
W 5
P 5
P 1
J 701
J 1
J 4101
MAIN unit
Tr-clamper
Optional IF filter
Solder 4 leads
UT-106
P 1 (from UT-106)
J 2602
J 2603
P 2601
insulating case
flat cable
MAIN unit
J 2603
Main unit
Rear panel
UT-106
Flat cable*
insulating case
* Supplied with UT-106
Turn the unit over
UT-106
�
Surplus cable
J 2602
J 2602
Fig. 1
Fig. 2
• Turn the unit over