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General| Mode | FM |
|---|---|
| Battery Life | Approx. 10 hours |
| Antenna Impedance | 50 ohms |
| Modulation | FM |
| Power Output | 5W |
| Voltage | 7.2V |
| Power Supply | Battery |
Lists key capabilities of the IC-T90A transceiver.
Emphasizes reading all instructions before use.
Advises saving the manual for future reference.
Instructions for attaching the battery pack.
Instructions for attaching accessories like belt clip.
Details the various buttons and indicators on the transceiver.
Instructions for attaching the transceiver's antenna.
How to charge the battery using wall charger or lighter cable.
Details the optional rapid charging method.
Operating the transceiver with external power.
Guide to making the first transmission.
Details operation of switches and dials like PWR, BAND, DIAL.
Explains the meaning of icons and readouts on the transceiver display.
Describes how to attach the battery pack.
Lists important safety precautions for batteries.
Provides estimated operating times for the battery.
Details the standard procedure for charging the battery.
Step-by-step guide to powering on the transceiver.
Explains how to change frequency tuning increments.
Procedures for setting frequencies using keypad or dial.
How to select operating modes like VFO, Memory, Call.
How to select the operating band and reception mode.
Adjusting the squelch to filter background noise.
How to adjust the audio output volume.
General steps for receiving signals.
Using Receive Incremental Tuning.
Activating the attenuator to reduce strong signals.
Instructions for transmitting signals.
Guide for using repeaters for communication.
Setting up duplex modes for repeater communication.
Using different frequencies for transmit and receive.
Automatic activation of repeater settings.
How to use the 1750 Hz tone for repeater access.
Overview of memory and call channels.
Information that can be programmed into channels.
How to select memory channels.
Steps to program new memory channels.
Copying memory data to VFO.
Copying channel data to other channels.
Assigning alphanumeric names to memory channels.
Organizing memory channels into banks.
Procedure for assigning channels to memory banks.
Erasing unwanted memory channels.
Using call channels for quick recall.
Overview of different scanning modes available.
Details on scanning frequencies in VFO mode.
Scanning through memory channels.
Details on scanning frequencies in VFO mode.
Scanning across entire selected bands.
Scanning between two programmed frequencies.
How to skip unwanted frequencies during scans.
Setting channels to be skipped in scans.
Scanning through memory channels.
Scanning all memories or selected band memories.
Scanning memory channels within a selected bank.
General notes and settings for scanning operations.
Different types of priority watch monitoring.
How to receive alerts for priority watch signals.
Detailed steps for operating priority watch.
Priority watch on selected memory channels.
Priority watch during VFO scans for memory channels.
Priority watch while operating on VFO frequency.
Priority watch during VFO scans with memory scans.
Priority watch for selected call channels.
Priority watch during VFO scans for call channels.
Overview of the set mode for configuration.
Steps to enter the set mode menu.
How to enable/disable expanded set modes.
Lists and explains all configurable settings in Set Mode.
Covers programming, transmitting, clearing and confirming DTMF codes.
Manages tone frequencies, DTCS codes, squelch, and pocket beep.
Configures beep tones, locks, power save, timers, and weather alerts.
Includes cloning, jack usage, and resetting procedures.
Settings for the HM-75A microphone.
Lists common problems and solutions.
Technical specifications for frequency, power, etc.
Adapter for BNC antennas.
Standard battery charger.
Optional rapid desktop charger.
Optional case for alkaline batteries.
Standard rechargeable battery pack.
Slim speaker-microphone accessory.
Accessory for remote channel selection.
Speaker-microphone for belt-hanging use.
Hands-free earphone-microphone accessory.
Earhook headset with VOX/PTT unit.
Boom microphone with rotating earpiece.
Earphone for noisy environments.
Protective carrying case for the transceiver.
DC power cable for operation and charging.
Software and cable for data transfer and editing.
