Fldigi

Fldigi 4.1

Free
Fldigi is a free to use digital modem, ARQ file transfer for Mac.
5.0  (10 votes)
4.1.12 (See all)

Old versions

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Fldigi is a free to use digital modem, ARQ file transfer for Mac. Fldigi contains many configurable items, to specify operator data, user interface, and modem characteristics. The application also saves many state variables between executions. It will start up in the state that it was last used.

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