Icom IC-705 Application Guide

Icom IC-705 Transceiver manual cover
Pages 2
Year 2021
Language(s)
English en

Icom IC-705 Transceiver Specification

The Icom IC-705 is a versatile all-band, all-mode transceiver designed for portable operation, offering comprehensive features in a compact form. It operates on HF, 6m, 2m, and 70cm bands, supporting SSB, CW, RTTY, AM, FM, and D-STAR DV modes. The IC-705 delivers a maximum output power of 10 watts when connected to an external 13.8V DC power source, and 5 watts with its internal battery, making it ideal for on-the-go amateur radio enthusiasts.

The transceiver features a 4.3-inch color touchscreen display, providing intuitive control and clear visualization of functions, including a real-time spectrum scope and waterfall display. It incorporates an SDR (Software Defined Radio) architecture, which ensures high performance and flexibility. The GPS receiver and Bluetooth connectivity built into the IC-705 enhance its portability, allowing for features such as automatic time setting and easy integration with external devices like smartphones.

For connectivity, the IC-705 includes an SD card slot for data storage and firmware updates, USB interfaces for computer control, and CI-V for remote operations. An integrated speaker and microphone ensure clear audio, while the RF direct sampling system enhances signal clarity and reception. The IC-705 supports APRS functions and has a built-in GPS antenna, making it suitable for location-based operations. Its robust build and IP54-rated weather resistance make it durable for outdoor use.

The transceiver's compact design, weighing approximately 1 kg, includes a removable battery, making it convenient for portable and field operations. The IC-705 is engineered to provide a comprehensive and user-friendly experience for amateur radio operators who require a high level of performance in a portable package.

Icom IC-705 Transceiver F.A.Q.

How do I perform a factory reset on the Icom IC-705?

To perform a factory reset on the Icom IC-705, turn off the transceiver. Then, hold down the [F-1] and [F-2] buttons while turning it back on. This will reset all settings to factory defaults.

What is the best way to update the firmware on my IC-705?

First, download the latest firmware from the Icom website. Transfer the firmware file to a microSD card, insert the card into the IC-705, and navigate to the Firmware Update menu to begin the update process.

How can I improve battery life on the IC-705?

To improve battery life, reduce display brightness, turn off unused features like Bluetooth and Wi-Fi, and use lower power settings when possible. Consider using an external battery pack for extended operation.

Why is my IC-705 not transmitting?

Ensure that the microphone is connected properly and that the correct frequency and mode are selected. Check that the transmit power is set appropriately and that there are no transmission restrictions in your area.

How do I configure the IC-705 for digital modes like FT8?

Connect your IC-705 to a computer via USB cable. Use software like WSJT-X and configure the audio and CAT control settings to match the transceiver's USB audio codec and CI-V settings.

What is the procedure for setting up the IC-705 with an external antenna tuner?

Connect the external antenna tuner to the antenna port of the IC-705. Configure the tuner according to its manual and ensure that the transceiver is set to operate in a mode compatible with the tuner.

How can I troubleshoot poor reception on the IC-705?

Check the antenna connections and ensure the antenna is suitable for the frequency band in use. Inspect the coaxial cable for damage, and verify that the RF Gain and Squelch settings are properly adjusted.

What maintenance is required for the IC-705 to ensure optimal performance?

Regularly clean the exterior with a soft, dry cloth. Periodically check and tighten all connections. Update the firmware as new versions are released and store the device in a cool, dry environment.

How do I set up the IC-705 for satellite communication?

Use the transceiver's duplex mode to configure uplink and downlink frequencies for the satellite. Ensure the antenna is suitable for satellite frequencies and adjust the tracking software to account for Doppler shifts.

Why is my IC-705 not connecting to Wi-Fi networks?

Ensure the Wi-Fi option is enabled in the settings. Verify the network credentials are correct and that the network is within range. Restart the transceiver and router if connection issues persist.