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Fldigi (short for Fast light digital) [4] is a free and open-source program which allows an ordinary computer's sound card to be used as a simple two-way data modem.The software is mostly used by amateur radio operators who connect the microphone and headphone connections of an amateur radio SSB or FM transceiver to the computer's headphone and microphone connections, respectively.
Software License Operating Systems Features Amateur Contact Log by N3FJP Proprietary Windows Logging, Transceiver control, Callbook lookup, QSL handling (Hardcopy / LoTW / eQSL / Club Log), Awards, DX Spots, Digital Modes
Reporting networks such as PSK Reporter allow researchers in near real time to evaluate space weather conditions, particularly changes in the earth's ionosphere. [14] [15] There are multiple examples of PSK Reporter being used to aid researchers as well as aiding in the prediction and understand of radio propagation.
Modern software that supports MT63, such as Fldigi, uses base128, [2] essentially the same as ASCII. MT63 has been promoted as a modulation format for time signal stations , but this system does not use Varicode.
Fldigi; Metadata. This file contains additional information, probably added from the digital camera or scanner used to create or digitize it.
SYNOP (surface synoptic observations) is a numerical code (called FM-12 by WMO) used for reporting weather observations made by staffed and automated weather stations. SYNOP reports are typically sent every six hours by Deutscher Wetterdienst on shortwave and low frequency using RTTY.
VOA Radiogram was an experimental Voice of America program, aired from 2012 to 2017, which broadcasts digital text and images via shortwave radiograms [15] This digital stream can be decoded using a basic AM shortwave receiver and freely downloadable software of the Fldigi family.
The BeagleBoard is a low-power open-source single-board computer produced by Texas Instruments in association with Digi-Key and Newark element14.The BeagleBoard was also designed with open source software development in mind, and as a way of demonstrating the Texas Instrument's OMAP3530 system-on-a-chip. [8]