Use the spreadsheet-style memory editor:
CS-2820_V102_E.exe (Version 1.02, English) Icom Cs-2820 Software Download
: Includes a D-Star calculator, built-in links to repeater directories like RepeaterBook and RadioReference, and a spreadsheet-style layout for easy editing. Cables Required : Optimal performance is guaranteed when used with the RT Systems USB-29A (connects to the speaker jack) or the (connects to the data jack). RT Systems, Inc. Summary of Differences Icom CS-2820 (Original) RT Systems WCS-2820 CD-ROM (Legacy) Digital Download Windows Support Up to Win 10 (Varied) Win 8, 10, 11 Mac Support Yes (macOS 10.13.6+) OPC-1529R or similar USB-29A or USB-RTS05 Firmware / Software | Support | Icom Inc. Use the spreadsheet-style memory editor: CS-2820_V102_E
Manage digital settings including MY/UR call signs, repeater lists, and gateways. English) : Includes a D-Star calculator