Icom Icf4003 Programming Software Work -

Most aftermarket cables use a Prolific PL-2303 or Silicon Labs CP210x chip.

Final interesting note: The same software binary can program the ICF4003 and ICF4003-2 (different band splits) — the software decides based on the radio’s response. Clever, but confusing if you don’t know. icom icf4003 programming software work