I Main Unit - Icom IC-2820H Instruction Manual

1
PANEL DESCRIPTION

I Main unit

q
y
q CONTROLLER CONNECTOR [CONTROLLER] (p. V)
Connects the controller unit with the supplied cable.
w DATA JACK [DATA]
Connect to a PC via optional data communication cable
OPC-1529 for slow-speed data communication in DV* mode
operation.
*Available only when the optional UT-123 is installed.
e GPS ANTENNA SOCKET [GPS ANT] (p. V)
Connects the GPS antenna supplied with the optional UT-
123.
9
w e r t
u i o !0
!1
rPACKET JACKS [PACKET] (p. V)
Connect a TNC
(Terminal Node Controller)
munications. The receiver can support 9600 bps packet
communication .
(AFSK)
t MICROPHONE CONNECTOR [MIC]
Connects the supplied or an optional microphone.
q +8 V DC output (Max. 10 mA)
w Channel up/down
e 8 V control IN
r PTT
t GND (microphone ground)
i q
y MIC (microphone input)
u GND
i Data IN
y ANTENNA CONNECTOR [ANT1]
Connects a 50 Ω antenna with a PL-259 connector and a
50 Ω coaxial cable for transmission and reception.
ANTENNA INFORMATION
For radio communications, the antenna is of critical impor-
tance, to maximize your output power and receiver sensi-
tivity. The transceiver accepts a 50 Ω antenna and less
than 1:1.5 of Voltage Standing Wave Ratio (VSWR). High
SWR values not only may damage the transceiver but also
lead to TVI or BCI problems.
, etc. for data com-