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Icom IC-T22A User Manual

Icom IC-T22A
48 pages
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O
ICOM
INSTRUCTION
MANUAL
144
MHz
FM
TRANSCEIVER
IC-T22A
IC-T22E
UHF
FM
TRANSCEIVER
IC-T42A
IC-T42E
This
device
complies
with
Part
15
of
the
FCC
rules.
Operation
is
sub-
ject
to
the
following
two
conditions:
(1)
This
device
may
not
cause
harmful
interference,
and
(2)
this
device
must
accept
any
interference
received,
including
interference
that
may
cause
undesired
operation.
Icom
Inc.

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Icom IC-T22A Specifications

General IconGeneral
Frequency Range144-148 MHz
ModulationFM
Power Output5W (High), 1W (Low)
RF Power Output5W (High), 1W (Low)
Receiver Sensitivity0.16 μV for 12 dB SINAD
Voltage7.4V DC

Summary

CAUTIONS

Critical Safety Warnings

Outlines essential safety precautions and warnings to prevent hazards during transceiver operation.

1 PANEL DESCRIPTION

2 BATTERY PACKS AND ACCESSORIES

3 BASIC OPERATION

Mode and Frequency Operations

Covers selecting operating modes (VFO, Memory) and setting desired frequencies.

Transmit and Receive Procedures

Core steps for receiving signals, adjusting volume, and selecting transmit power levels.

Repeater and Tone Operations

Guides on using repeaters, setting subaudible tones, and managing frequency offsets.

4 ADVANCED FUNCTIONS

Memory and Call Channel Management

Comprehensive guide to programming, naming, and transferring data for memory and call channels.

DTMF Memory and Speed Settings

Procedures for storing, transmitting DTMF codes, and adjusting their transmission speed.

Scanning Modes and Functions

Details on various scan types, skip functions, and scan resume conditions.

Priority Watch and Pager Functions

How to monitor specific channels and utilize the transceiver's pager capabilities.

Code Programming and Squelch

Steps for setting ID codes, group codes, and using code squelch for selective communication.

Message Transmission and Reception

Instructions for sending and receiving alphanumeric messages with the transceiver.

Tone Operations and Beep Alerts

Covers subaudible tones, tone squelch, tone scan, and pocket beep alert functions.

5 OTHER FUNCTIONS

6 TROUBLESHOOTING

Common Issues and Solutions

A comprehensive guide to diagnosing and resolving common transceiver problems based on symptoms and causes.

9 SPECIFICATIONS

10 MODE ARRANGEMENT

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