F Tuning It - Yaesu FT DX 1200 Operation Manual

I
NSTALLATION OF
The F Tuning its provide ultra-sharp F selectivity for the front end of the transceiver.
makes possible the narrow-band design. Three F Tuning its are available. The MTU-160 covers the 1.8
The MTU-80/40 covers the 3. and 7
The narrow bandwidth is especially useful on the low bands, when many strong signals are being received via
propagation ear Vertical-Incidence Signals) within a narrow bandwidth. The added protection for the receiver F
stages is especially helpful in preventing I
Installation
ssemble the F Tuning Unit according to the " F
Tuning it Installation
Tuning it.
ANT
DC IN
RF Cable
(Supplied with RF μTUNING KIT)
RF Cable (Supplied with RF μTUNING KIT)
ANT
DC IN
RF Cable*
RF Cable*
FT 1200 O
DX PERATING
RF T
H bands. The MTU-30/20 covers 10.1 and 14
and blocking.
anual" supplied with the F
CNTL Cable
(Supplied with RF μTUNING KIT)
S C
INGLE ONNECTION
CNTL Cable*
M
ULTI
M
ANUAL
O
PTIONAL
K
UNING IT
Interconnections to FT
Connect each cable supplied with the
it) between the F Tuning Unit and the FT
Transceiver.
The F connecting cables are color
coded black and gray) to assist in
properly connecting the F I
F UT jacks. See illustration)
n i m p r o p e r c o n n e c t i o n w i l l
not damage the
However, improper operation may
occur.
Connect the color-coded control
c a b l e s ) b e t w e e n t h e C T L
see illustration). Confirm all
connections before turning on the
transceiver.
If the FT
and the fre uency display blinks
sometimes, confirm and correct
the "C TL I " and "C TL UT"
connections on the
Unit.
The order of connecting multiple
F Tuning Units is not important.
RF Cable*
CNTL Cable*
C
ONNECTION
A
CCESSORIES
Very high Q tuned circuit
H band.
H bands.
1200
DX
F Tuning
Advice
F Tuning
U T a n d C T L I j a c k s
1200 does not operate
DX
F Tuning
RF Cable*
CNTL Cable*
*: Supplied with RF μTUNING KIT
Page 129
VIS
1200
DX
and
it.