Icom IC-7700

Icom IC-7700 firmware

Icom · IC-7700 · IC-7700 · HF transceiver

Latest firmware for the Icom IC-7700 is v2.20 (July 20, 2018).

Specifications

IC-7700 specifications

Type
Amateur HF/VHF transceiver
Frequency range
TX: 10-160 m + WARC / 6 m / RX: 0.03-60 MHz
Modes
AM / FM / SSB / CW / RTTY / PSK31
Show the full specification

General

Mode
AM / FM / SSB / CW / RTTY / PSK31
Type
Amateur HF/VHF transceiver
Weight
22.5 Kg (50 lb)
Power supply
Mains: 85-265 VAC (3-pin IEC C14 connector) 3 V lithium battery (CR2032) for clock and timer backup
Tuning steps
Down to 1 Hz
Other features
7" color TFT. Auto-ATU. RTTY/PSK31 decoder. DSP. Spectrum scope. DVR. Two USB connectors. +40 dBm ultra high intercept point. CI-V. Electronic keyer. CTCSS/PL.
Frequency range
TX: 10-160 m + WARC / 6 m RX: 0.03-60 MHz
Dimensions (W*H*D)
425*149*437 mm (16.69*5.91*17.2")
Frequency stability
±0.5 ppm @ 0 to 50°C (32 to 122°F)
Repeater shift / offset
±0 to 9.999 MHz in 1 KHz steps
Channels / memory management
99 regular 2 scan edge Non-volatile EEPROM storage
Antenna impedance / connector
50 ohm / Four SO-239 and one BNC
Current drain / power consumption
RX: 200 to 210 VA TX: Max 800 VA

Miscellaneous

Manufactured
Japan, 2007-201x (Discontinued)

Receiver Section

Selectivity
AM (BW: 6 KHz) 6 KHz (-3 dB) 15 KHz (-60 dB) FM (BW: 15 KHz) 12 KHz (-6 dB) 20 KHz (-60 dB) SSB/RTTY (BW: 2.4 KHz) 2.4 KHz (-3 dB) 3.6 KHz (-60 dB) CW (BW: 500 Hz) 500 Hz (-3 dB) 700 Hz (-60 dB)
Sensitivity
AM (10 dB S/N) 0.1-1.8 MHz: 6.3 uV (Preamp 1 on) 1.8-30 MHz: 2 uV (Preamp 1 on) 50-54 MHz: 1 uV (Preamp 2 on) FM (12 dB SINAD) 28-30 MHz: 0.5 uV (Preamp 1 on) 50-54 MHz: 0.32 uV (Preamp 2 on) SSB/CW/RTTY (10 dB S/N) 0.1-1.8 MHz: 0.5 uV (Preamp 1 on) 1.8-30 MHz: 0.16 uV (Preamp 1 on) 50-54 MHz: 0.13 uV (Preamp 2 on)
Image rejection
70 dB
Receiver system
Double conversion superheterodyne 1st IF: 64.455 MHz 2nd IF: 36 KHz
AF output power / speaker
2.6 W at 10% distortion / 8 ohm
External speaker connector
3.5 mm, 8 ohm

Transmitter Section

RF output power
Pwr AM:5-50 W FM:5-200 W SSB (PEP):5-200 W CW:5-200 W RTTY:5-200 W PSK31:5-200 W
Modulation system
AM: Digital low power modulation FM: Digital phase modulation SSB: D.S.P.N. modulation
Spurious emissions
HF: Better than -60 dB 6 m: Better than -70 dB
Microphone input level
? mV
Max FM deviation (Factory set)
±? KHz
Microphone impedance / connector
600 ohm / 8-pin (Metal locking ring connector)

Changelog

IC-7700 firmware changelog

  1. v2.10 v2.20 Adds SET MODE to expand SSB data transmission passband to 100-2900 Hz

  2. v2.00 v2.10 Improves CI-V commands for antenna control and logging, changes default relay type to MOS-FET.

  3. v1.21 v2.00 Adds audio scope, improves bandscope interface and mouse control, and expands recording capabilities.

  4. v1.20 v1.21 Improves DSP unit software performance.

  5. v1.12 v1.20 Adds Time-Out Timer function and extends CI-V commands for RS-BA1.

  6. v1.11 v1.12 DSP filter shape selection now works correctly when changing operation mode.

  7. v1.10 v1.11 Improves TX monitor audio level

  8. v1.04 v1.10 Extends 7MHz transmit range and adds programmable band-edge frequencies.

  9. v1.03 v1.04 DSP Unit software performance improvements

  10. v1.02 v1.03 Transmit monitor audio improved

Firmware history

All versions below were published by Icom on icomjapan.com, icomamerica.com, icomeurope.com and icom.co.jp. Third-party and modified firmware is never listed.

  1. Version 2.20 Latest Released Jul 20, 2018 First seen Sep 6, 2026

    Adds SET MODE to expand SSB data transmission passband to 100-2900 Hz — summary by updatemystuff.com

    Source: icomjapan.com

    Show release notes

    Changes in this version

    A SET MODE item is added to expand the transmission passband width for the SSB data mode up to "100 to 2900 Hz".

    Refe​r to IC-7700 Firmware Update Information Ver.2.20 for more details.

    To update the firmware

    Thoroughly read Section 16. UPDATING THE FIRMWARE of the

    INSTRUCTION MANUAL

    and follow the instructions displayed on the IC-7​700 LCD sereen.

    The firmware update utility is downloadable from here for updating the firmware through the LAN port from a PC.

    Release notes & download
  2. Version 2.10 Released May 21, 2015 First seen Sep 7, 2026

    Improves CI-V commands for antenna control and logging, changes default relay type to MOS-FET. — summary by updatemystuff.com

    Source: icomjapan.com

    Show release notes

    Improvements

    CI-V commands for antenna control and logging software have been added.

    “MOS-FET” is now the default value of “SEND Relay Type.”

    Refer to IC-7700 Informa​tion for Firmware version 2.10 for details.

    Thoroughly read Section 16 (UPDATING THE FIRMWARE) of the instruction manual (here) for details of what the update requires.

    Backup your transceiver’s data onto a USB flash drive as it is possible that your data could get lost or corrupted during the update.​

    Never turn OFF the transceiver power during the update.

    The firmware update utility is necessary when updating the firmware through a LAN. Download the utility here .

    This firmware updates to the latest firmware version. If you update from an earlier version, review all previous update information as well for additional feature details. Download the information here .

    Release notes & download
  3. Version 2.00 Released Mar 26, 2014 First seen Sep 7, 2026

    Adds audio scope, improves bandscope interface and mouse control, and expands recording capabilities. — summary by updatemystuff.com

    Source: icomjapan.com

    Show release notes

    Improvements

    Waterfall screens, mouse op​eration, and other additional functions on the bandscope have been added.

    An audio scope function has been added.

    The USB connector now also accepts a USB mouse.

    The Voice Recording function recording time has been increased.

    Transmission recording capability has been added.

    Remotely control the transceiver without needing a Base (server) PC. (RS-BA1 Ver.1.60 or later is required)

    Frequency band expansion (On some transceiver versions).

    For more information, please refer to "IC-7700 Information for Firmware version 2.00"

    Thoroughly read Section 16 (UPDATING THE FIRMWARE) of the instruction manual (here) for details of what the update requires.

    B​ackup your transceiver's data onto a USB flash drive as it is possible that your data could get lost or corrupted during the update.

    Never turn OFF the transceiver power during the update.

    The firmware update utility is necessary when updating the firmware through a LAN. Download the utility here .

    Release notes & download
  4. Version 1.21 Released Mar 3, 2011 First seen Sep 7, 2026

    Improves DSP unit software performance. — summary by updatemystuff.com

    Source: icomjapan.com

    Show release notes

    Major points of the Ver. 1.21 update.

    Improvements software performance for the ​DSP UNIT.

    Please save the transceiver's data contents to an USB memory before starting the firmware update.

    Never turn the transceiver power OFF while updating the firmware.

    Please read through Section 16 (UPDATING THE FIRMWARE) in the IC-7700 instruction manual, befor​e downloading the new firmware.

    Please also download Firmware update utility; 7700FirmUtl_v100.zip (225KB) when updating the firmware using a LAN.

    Release notes & download
  5. Version 1.20 Released Jan 27, 2011 First seen Sep 7, 2026

    Adds Time-Out Timer function and extends CI-V commands for RS-BA1. — summary by updatemystuff.com

    Source: icomjapan.com

    Show release notes

    Major points of the Ver. 1.20 update.

    Additional functions for CI-V command​s (ex. CW message) are provided to support the RS-BA1.

    A new additional feature, the Time-Out Timer (TOT) function.

    Please read IC-7700 Firmware update information-Ver. 1.20 , if you want to know more detail information of additional functions.

    Please save the transceiver's data contents to an USB memory before starting the firmware update.

    Never turn the transceiver power OFF while updating the firmware.

    Please read through Section 16 (UPDATING THE FIRMWARE) in the IC-7700 instruction manual, before downloading the new fi​rmware.

    Please also download Firmware update utility; 7700FirmUtl_v100.zip (225KB) when updating the firmware using a LAN.

    Release notes & download
  6. Version 1.12 Released Apr 1, 2010 First seen Sep 7, 2026

    DSP filter shape selection now works correctly when changing operation mode. — summary by updatemystuff.com

    Source: icomjapan.com

    Show release notes

    Major points of the Ver. 1.12 update.

    I​mproved DSP filter shape selection function to work correctly when changing the operation mode.

    Please save the transceiver's data contents to a USB memory before starting the firmware update.

    Never cut off power to the transceiver while updat​ing the firmware.

    Please read through Section 16 (UPDATING THE FIRMWARE) in the IC-7700 instruction manual, before downloading the new firmware.

    Please also download 7700FirmUtl_v100.zip(225KB) when updating the firmware using a LAN.

    Release notes & download
  7. Version 1.11 Released Sep 14, 2009 First seen Sep 7, 2026

    Improves TX monitor audio level — summary by updatemystuff.com

    Source: icomjapan.com

    Show release notes

    Major points of the Ver. 1.11 update.

    Improvements in the TX monitor audio level.

    Please save the transceiver's data contents to a USB me​mory before starting the firmware update.

    Never cut off power to the transceiver while updating the firmware.

    Please read through Section 16 (UPDATING THE FIRMWARE) in the IC-7700 instruction manual, before downloading the new firmware.

    Please a​lso download 7700FirmUtl_v100.zip(225KB) when updating the firmware using a LAN.

    Release notes & download
  8. Version 1.10 Released Jun 8, 2009 First seen Sep 7, 2026

    Extends 7MHz transmit range and adds programmable band-edge frequencies. — summary by updatemystuff.com

    Source: icomjapan.com

    Show release notes

    Major points of the Ver. 1.10 upda​te.

    Adds the ability to send TX memory contents, while operating in either the RTTY mode, or the PSK31 mode, pushing one of the 4 keys on an external keypad. (More details of the external keypad are described on page 2-7 of IC-7700 instruction manual.)

    Adds the ability to send VOICE memory, in the SSB mode, or CW memory keyer contents, in the CW mode, by pushing one of the F1 - F4 keys on an external USB keyboard.

    Enables the operator to program custom band-edge frequencies. You can also hear a beep when tuning out of, or into the programmed Amateur band. The operator can now limit transmitting outside the programmed frequency band.

    The transmit capability on the 7MHz band has been extended from 7.0-7.1MHz to 7.0​-7.2MHz. The RX frequency range has also been extended.

    (The modification applies to only Italian version.)

    Please save the transceiver's data contents to a USB memory before starting the firmware update.

    Never cut off power to the transceiver while updating the firmware.

    Please read through Section 16 (UPDATING THE FIRMWARE) in the IC-7700 instruction manual, before downloading the new firmware.

    Please also download 7700FirmUtl_v100.zip(225KB) when updating the firmware using a LAN.

    Release notes & download
  9. Version 1.04 Released Dec 11, 2008 First seen Sep 7, 2026

    DSP Unit software performance improvements — summary by updatemystuff.com

    Source: icomjapan.com

    Show release notes

    Major points of update from Ver.1.03 to Ver.1.04

    Improvements in the software performance for the DSP UN​IT.

    Please save the transceiver data content to an USB memory before starting the firmware update.

    Never cut off power supply while updating firmware.

    Before starting the download, please read through " Section 16(UPDATING THE FIRMWARE) ​" of the IC-7700's instruction manual.

    If you want to update the firmware via LAN, please also download this Firmware update utility; 7700FirmUtl_v100.zip(225KB) .

    Release notes & download
  10. Version 1.03 Released Jul 2, 2008 First seen Sep 7, 2026

    Transmit monitor audio improved — summary by updatemystuff.com

    Source: icomjapan.com

    Show release notes

    Major points of update from Ver.1.02 to Ver.1.03

    Improvements in the TX monitor audio.​

    Please save the transceiver data content to an USB memory before starting the firmware update.

    Never cut off power supply while updating firmware.

    Before starting the download, please read through " Section 16(UPDATING THE​ FIRMWARE) " of the IC-7700's instruction manual.

    If you want to update the firmware via LAN, please also download this Firmware update utility; 7700FirmUtl_v100.zip(225KB) .

    Release notes & download
  11. Version 1.02 Released Mar 31, 2008 First seen Sep 7, 2026

    S-meter background color modified and TX monitor function updated. — summary by updatemystuff.com

    Source: icomjapan.com

    Show release notes

    Major points of update for Ver.1.02

    Modified a back ground color for S-meter on display.

    Minor updates for TX monitor function.

    • The firmware update above is not required for export (USA, EUR etc.) version​s, as these modifications are already included from the first production lot. We have listed this only as a reference history for firmware updates applied to this model, and for overseas users that may have early production Japanese domestic models.

    Please save your memory and setting data to USB memory before the firmware update.

    Never cut off power supply while updating firmware.

    Before starting download, please read through " Section 16(UPDATING THE ​FIRMWARE) " of the IC-7700's instruction manual.

    If you want to update the firmware via LAN, please also download this Firmware update utility; 7700FirmUtl_v100.zip(225KB) . Please download this software, too.

    Release notes & download

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