fldigi

by W1HKJ & Associates

To transmit and receive radio signals in computer

Operating system: Windows

Publisher: W1HKJ & Associates

Release : fldigi 1.0.3

Antivirus check: passed

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Download fldigi

Flidigi is a free and open-source which allows ordinary computers sound card to be used as tow way simple data modem. This software is mostly used by amateurs radio operators who connect microphone and headphone connectors of amateurs or Fm radio to the computers respectively.

Exchanging digital messages locally during emergency using simplex and repeaters

Features:

Can offer an alternative to VHF peer to peer win link
Use a low-cost sound card between an FM receiver and compute
Can switch voice and digital modes quickly
Use voice to establish a connection
Confirm the digital setting with receiving stations

ADDITIONAL SCREENSHOTS

ADDITIONAL INFO

Built in VOX in key radios PTT circuit

PROS

Supports a wide variety of digital modes for amateur radio.
Easy-to-use interface with detailed signal and decoding information.
Works well on a range of operating systems, including Linux.

CONS

Steep learning curve for non-tech savvy individuals.
Lacks a user-friendly interface.
Occasional software crashes can disrupt work.

OLD VERSIONS

fldigi 1.0.3 (6.56 MB)

fldigi 4.1.06 (5.84 MB)

👨‍💻️ USER REVIEWS AND COMMENTS 💬

Finlay

In my home, through this software i can use the internet to my sisters laptop also, it can be used as a modem, that's beauty of this software, we can use this software in windows also in IMAC also ,, good try highly re commended                        

Harris Caesar

fldigi is a free digital modem program that allows users to transmit and receive various digital modes including Morse code, RTTY, PSK31, and Olivia over a radio. It also supports logging, decoding of data, and audio recording and playback.                        

Alexander Zollicoffer

I have been using the Fldigi software for a few years. It is a great tool for digital amateur radio communications. I love being able to quickly set up a variety of digital modes and work with them. The signal processing options are great. I have had excellent success with decoding weak signals. The UI is very intuitive and easy to get the hang of. The sound quality is excellent and the signal reports I have received have been positive. The support from the Fldigi community is also fantastic. Overall, I'm very pleased with the software.                        

Max Fulfs

I have been using fldigi for a couple of months now. It's a great tool for digital modes and it supports most of the popular ones. It has a wide range of features and settings, making it easy to customize for different purposes. The interface is intuitive and user-friendly. It is also very stable and reliable.                        

Noah Guritz

FLDIGI is a free and open-source digital communications software designed for amateur radio. It allows users to decode and encode various digital modes such as PSK31, RTTY, CW, and Olivia. FLDIGI also includes features such as frequency analysis, waterfall display, and macros for automated messaging. It supports interfaces with transceivers and other software through various protocols. The software runs on multiple operating systems including Windows, Mac OS, and Linux.                        

Fraser

Easy to set up and use, offers a comprehensive range of digital modes for amateur radio.                        

Oscar

Efficient for digital mode communication, user-friendly interface.                        

Harrison

Reliable for digital mode communications.                        

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