Icom IC-228A Instruction Manual

Pages 40

Year 1988

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of 40

Icom IC-228A Transceiver Specification

The Icom IC-228A Transceiver is a robust VHF mobile radio known for its reliability and performance, designed for amateur radio operators seeking a versatile communication solution. Operating within the 2-meter amateur band, it covers frequencies from 144 to 148 MHz, providing ample coverage for a variety of communication needs. The IC-228A features a high RF output power of 50 watts, ensuring strong signal transmission over long distances. It supports both simplex and duplex operation modes, with a built-in CTCSS encoder/decoder for accessing repeaters and private communications.

The transceiver is equipped with a large, easy-to-read LCD display that provides clear frequency and status information, aiding in quick and efficient operation. Its 29 memory channels allow users to store frequently used frequencies for easy recall. The IC-228A also offers a scanning function, enabling users to monitor multiple frequencies for activity. A priority channel scan feature ensures that important frequencies are checked regularly.

The design of the IC-228A emphasizes ease of use, featuring a user-friendly interface with well-spaced buttons and a rotary encoder for swift frequency changes. The transceiver's compact and durable construction makes it suitable for mobile installations in various environments. It includes essential connectivity options, such as a standard microphone connector and an external speaker jack, enhancing its versatility in different setups.

In terms of audio performance, the IC-228A delivers clear and powerful sound, with a built-in speaker designed to handle noisy environments. Its robust design and reliable components make it a long-lasting choice for amateur radio enthusiasts. Overall, the Icom IC-228A Transceiver combines high performance, ease of use, and durability, making it an excellent choice for both mobile and base station applications in the amateur radio community.

Icom IC-228A Transceiver F.A.Q.

How do I program frequencies into the Icom IC-228A?

To program frequencies into the Icom IC-228A, first turn the radio on. Press the "VFO" button and select the desired frequency using the tuning knob. Once selected, press and hold the "MW" (Memory Write) button, then choose a memory channel by turning the knob and press "MW" again to save.

What should I do if the Icom IC-228A is not turning on?

First, check the power connections to ensure they are secure. Verify that the power supply is providing adequate voltage (typically 13.8V DC). If the unit still does not power on, inspect the fuse located in the power cable and replace it if necessary.

How can I reset the Icom IC-228A to factory settings?

To reset the Icom IC-228A, turn off the radio. Then press and hold the "SET" and "VFO" buttons simultaneously while turning the radio back on. This will reset the radio to its factory default settings.

What is the best way to clean and maintain the Icom IC-228A?

To clean the Icom IC-228A, use a soft, dry cloth to wipe the exterior surfaces. Avoid using any chemical cleaners or solvents. Regularly inspect the antenna connections and ensure they are tight. Keep the radio in a dust-free environment to maintain optimal performance.

How do I adjust the squelch setting on the Icom IC-228A?

To adjust the squelch setting, turn the squelch control knob clockwise until the background noise just disappears. This will set the squelch to the minimum level required to mute the background noise.

Why am I experiencing poor audio quality on my Icom IC-228A?

Poor audio quality can be due to several factors including low battery power, a damaged microphone, or poor signal reception. Check the microphone connection and ensure the battery is fully charged. Also, try repositioning the antenna for better signal.

How can I extend the battery life of my portable Icom IC-228A?

To extend the battery life, reduce the transmit power when full power is not necessary, and avoid excessive use of the display backlight. Turn off the radio when not in use and regularly charge the battery to maintain its health.

What should I do if Icom IC-228A is not receiving signals?

Ensure that the antenna is properly connected and not damaged. Verify that the correct frequency and mode are selected. Check if the squelch setting is too high, preventing weaker signals from being heard.

How do I perform a firmware update on the Icom IC-228A?

The Icom IC-228A does not support firmware updates as it is an analog device without digital upgrade capabilities. Ensure that all hardware connections are secure and functioning.

Can I use an external speaker with the Icom IC-228A?

Yes, you can use an external speaker with the Icom IC-228A. Connect the external speaker to the external speaker jack located on the rear panel of the transceiver for improved audio output.