Icom IC-E91 Instruction Manual

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Icom IC-E91 Transceiver Specification

The Icom IC-E91 is a dual-band handheld transceiver designed for amateur radio enthusiasts, offering robust performance and advanced features. It operates on the VHF and UHF bands, specifically 144-146 MHz and 430-440 MHz, providing flexibility and wide coverage for communication needs. The transceiver supports dual receive, allowing users to monitor two frequencies simultaneously, which is particularly useful for those who engage in cross-band operations or need to keep track of multiple channels. With a power output of up to 5 watts, the IC-E91 delivers strong transmission capabilities while maintaining efficient battery usage.

The device features a large, easy-to-read backlit LCD, enhancing usability in various lighting conditions. Its intuitive interface includes a comprehensive set of controls that allow for quick adjustments and settings customization. The IC-E91 supports a wide range of modulation modes, including FM, WFM, and D-STAR, providing compatibility with digital voice communication and expanding the scope of connectivity.

Additional functionalities include a built-in GPS option, enabling location tracking and reporting, which is advantageous for outdoor activities and emergency situations. The transceiver is equipped with a high-capacity lithium-ion battery, ensuring prolonged operational time for extended field use. Its rugged design meets the demands of outdoor environments, with a durable construction that resists dust and splashes.

The Icom IC-E91 also features a comprehensive memory system, offering numerous memory channels for storing frequently used frequencies and settings. Its versatility is further enhanced by the provision for cloning and PC programming capabilities, allowing users to manage and customize the transceiver's configurations efficiently. Overall, the IC-E91 is a reliable and feature-rich transceiver, catering to both novice and experienced amateur radio operators.

Icom IC-E91 Transceiver F.A.Q.

How do I perform a factory reset on the Icom IC-E91?

To perform a factory reset on the Icom IC-E91, turn off the transceiver. Then, while holding down the [FUNC] and [V/MHz] keys, turn the power back on. This will reset the transceiver to its factory default settings.

What is the best way to extend the battery life of the Icom IC-E91?

To extend the battery life, reduce the transceiver's transmit power when high power is not necessary, disable the backlight when not needed, and ensure that scan modes and functions are used sparingly.

How can I update the firmware of the Icom IC-E91?

The Icom IC-E91 does not support user-updatable firmware. To address any issues, contact Icom support or your local dealer for assistance.

How do I program frequencies into the Icom IC-E91?

To program frequencies, enter VFO mode, select the desired frequency, then press [FUNC] and [MW]. Select a memory channel using the tuning dial, and press [MW] again to store the frequency.

What should I do if the Icom IC-E91 is not transmitting audio?

Check the microphone connection and ensure that the PTT (Push-To-Talk) button is functioning. Make sure the transceiver is not in a low power or muted mode. If issues persist, consult the user manual or contact support.

How do I set up dual watch on the Icom IC-E91?

To set up dual watch, press the [FUNC] button, then press [DUP-W] to activate the dual watch function. Select the main and sub-band frequencies to monitor both channels.

What is the procedure to adjust the squelch level on the Icom IC-E91?

To adjust the squelch, press the [SQL] button, then rotate the tuning dial to set the squelch level. A higher setting requires a stronger signal to open the squelch.

How can I resolve overheating issues in the Icom IC-E91?

Ensure the transceiver is used in a well-ventilated area. Avoid prolonged high-power transmissions and check that the antenna is properly matched to reduce stress on the transceiver.

What steps should I take if the Icom IC-E91 display is not functioning?

First, check the power connections and ensure the battery is charged. If the issue persists, perform a factory reset. If the display still does not function, contact Icom support for further assistance.

How do I perform a memory scan on the Icom IC-E91?

To perform a memory scan, press [FUNC] then [SCAN]. The transceiver will scan through the stored memory channels. Press [SCAN] again to stop the scan.