Rear Panel Connections - Yaesu FT-301 Instruction Manual

REAR PANEL
/
®
Figure 5
Rear Panel Connections
(1) POWER
- DC power supply receptacle. For AC opera-
tion use FP-30 1 power supply with built-in
speaker. When the transceiver is used together
with the FP-30 1, the speaker in the transceiv-
er is disabled.
(2) EXT VFO
- interface for external VFO unit. Supplies
power to the FV -301, external VFO unit (if
used).
(3) KEY
key jack for code operation. Keying is
through closure of a +SV DC line. If electro-
nic keyers are used, polarity should be
checked.
(4)
ACC
- accessory socket. Provides+ 13.5V for control
of an external relay.
(5) ANTENNA
- coaxial connection for antenna.
(6) IC ADJ
- meter calibration for a collector current of
power output transistors.
(7) OUT
- RF output is obtained from the driver stage
for final linear amplifier at this jack. This
output may also be used for optional equip-
ment such as a 6 or 2 meter transverter.
(8) IN
input jack for a low pass filter. Booster
amplifier is connected here.
- 6 -
r------- --- ----,
I I
I I
: AF UNIT :
I
OUT (PB- 1437) :
I
I
1 :
r -------------,
L------------- - --' I :
. - - - - - - - - - - - - - - ' .¢..
MIC IN AM UNIT :
I
FSK .
I
. . - - - - - - - - - Q K E Y
(PB-15~)
:
BOOSTER
UNIT
.....---...--~---<>IF
IN . :
L - -- _______ _ _ _ _.
)C' PINt
PIN2
PIN3
PIN4
PIN5
lc PIN6
J,,
91--i11
c:U--------Uj
SP
AUDIO OUT
MIC IN
FSK KEY
IF MONITOR
RELAY CONTROL (T: 13 .5V )
E
Figure
s
ACC Plug Connection
ACC
.-----Rf-=et1l
~
OUT
~------~(Driver
Output)
(Booster In put)
~ ~IN
~W~---- --~(LPF
Input)
(Booster Output)
..
Figure 7
..
..
•