ICOM IC-R75 Manuale Utente

35

10

OPTION INSTALLATIONS

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The UT-106 provides AF DSP functions such as 
noise reduction and auto notch.

q

  Remove the top and bottom covers.

w

  Remove the shielding plate.

e

  Remove  the  connection  cable  (P1241)  from 

J1221 on the MAIN unit. Connect the cable into 
J1 on the UT-106.

r

  Plug the connection cable (P1) from the UT-106 

to J1221 on the MAIN unit.

t

  Plug the flat cable into J3 on the UT-106 and to 

J1231 on the MAIN unit.

  • Take care of the conductor direction.

y

  Attach the Velcro tape as shown at right. Attach 

the UT-106 to the reverse side of the MAIN unit.

u

  Return the shielding plate, top cover and bottom 

cover to their original positions.

UT-106

P1241

P1241

J1221

J1231

J3

Several IF filters are available for the IC-R75. You 
can install 1 filter for both 9 MHz and 455 kHz IF. 
Choose appropriate filter for your operating needs.

9 MHz optional filters:
FL-101 

cw

 

narrow

 

filter

 

250 Hz/–6 dB

FL-232 

rtty

/

cw

 

narrow

 

filter

 

350 Hz/–6 dB

FL-100 

cw

 

narrow

 

filter

 

500 Hz/–6 dB

FL-223 

ssb

 

narrow

 

filter

 

1.9 kHz/–6 dB

FL-103 

ssb

 

wide

 

filter

 

2.8 kHz/–6 dB

455 kHz optional filters:
FL-53A 

cw

 

narrow

 

filter

 

250 Hz/–6 dB

FL-52A 

cw

/

rtty

 

narrow

 

filter

 

500 Hz/–6 dB

FL-222 

ssb

 

narrow

 

filter

 

1.8 kHz/–6 dB

FL-96 

ssb

 

wide

 

filter

 

2.8 kHz/–6 dB

FL-257 

ssb

 

wide

 

filter

 

3.3 kHz/–6 dB

D Installation

q

  Remove the top cover as shown on the opposite 

page.

w

  Install the desired 9 MHz filter as shown in the 

diagram below.

  • The filters can be installed in either direction.

e

  Install the desired 455 kHz filter as shown in the 

diagram below.

r

 Replace the top cover.

  After filter installation, specify the installed filter 

using  filter  set  mode.  (p.  19)  Otherwise,  the 
installed filter will not function properly.

9 MHz filter

455 kHz filter