Page 14 FT
DX
1200 OPERATING MANUAL
INSTALLATION AND INTERCONNECTIONS
INTERFACING TO OTHER LINEAR AMPLIFIERS
NOTE
7KH7;*1'287SLQSLQRIWKH
LINEAR
jack
LVDWUDQVLVWRU³RSHQFROOHFWRU´FLUFXLW,WLVFDSDEOHRI
KDQGOLQJSRVLWLYHUHOD\FRLOYROWDJHVXSWR9'&
DW P$ RU 9'& DW $ ,I \RX SODQ WR XVH
PXOWLSOHOLQHDUDPSOLILHUVIRU GLIIHUHQWEDQGV\RX
PXVWSURYLGHH[WHUQDOEDQGVZLWFKLQJRIWKH³/LQHDU
7[´UHOD\FRQWUROOLQHIURPWKH³7;*1'287´OLQH
at the
LINEAR
jack.
7KHVSHFL¿HGUDQJHIRU$/&YROWDJHWREHXVHGZLWK
the
FT
DX
1200
LVWR9ROWV'&
$PSOL¿HUV\VWHPVXWLOL]LQJGLIIHUHQW$/& YROWDJHV
will not work correctly with the
FT
DX
1200
DQG
WKHLU$/&OLQHVPXVWQRWEHFRQQHFWHGLIWKLVLV WKH
case.
IMPORTANT NOTE!
'RQRWH[FHHGWKHPD[LPXPYROWDJHRUFXUUHQWUDW-
LQJVIRUWKH³7;*1'287´SLQSLQRIWKH
LIN-
EAR
jack. This line is not compatible with negative
'&YROWDJHVRU$&YROWDJHVRIDQ\PDJQLWXGH
0RVW DPSOLILHUFRQWUROUHOD\V\VWHPVUHTXLUHRQO\
ORZ'&YROWDJHFXUUHQWVZLWFKLQJFDSDELOLW\W\SL-
FDOO\9'&DW a P$ DQG WKHVZLWFKLQJ
transistor in the
FT
DX
1200
will easily accommodate
VXFKDPSOL¿HUV
Note
When the
FC-40
is connected to the
FT
DX
1200
7;*1'SLQRIWKH
TUNER
jack and the
LINEAR
MDFNSLQDUHFRPPRQFLUFXLWV
7KHUHIRUHWKHPD[LPXPYROWDJHDW7;*1'SLQ
RIWKH
LINEAR
MDFNPXVWQRWH[FHHG9
GND
EXT ALC
TX GND