Antenna Connector - Icom IC-77 Instruction Manual

INSTALLATION AND CONNECTIONS 3
@ DC POWER SOCKET [DC 13.8V] (p. 14)
Connects an optional DC power supply or a 12 V ve-
hicle battery through the supplied DC power cable.
Optional DC power supply
An optional PS-55 DC POWER SUPPLY is available
for AC operation.
@ ANTENNA CONNECTOR [ANT] (p. 13)
Connects to an HF antenna or optional AT-130 HF
AUTOMATIC ANTENNA TUNER through a 50 Q
coaxial cable with a PL-259 connector.
Rear panel view
ACC socket information
Rear panel view
weg Rig
Oe, Ce
ACC(1) socket ACC(2) socket
Input/output pin. Ground level : -0.5 to 0.8 V
Grounded when transmitting. Input current : Less than 20 mA
When grounded, transmits. Connected in parallel with ACC(2) pin 3.
5 AF Fixed, regardless of the [AF] control Output impedance i ar KO
position. Output level : 100 to 350 mV rms
Output current : Max. 1 A
Connected in parallel with ACC(2) pin 7.
Control voltage :—4to0V
Input impedance : More than 10 kQ
Connected in parallel with ACC(2) pin 5.
ACC(2) socket
Pin No. | Pin name | ©
| 2 | GND | Same as ACC(1) pin 2.
Same as ACC(1) pin 3.
Output voltage : O to 8.0 V
Same as ACC(1) pin 7.
p
wo >
= Oo
(vs)
w 3
a < o D a D °
c
rp
5
c
=
12