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freeware
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SDRadio - A Software Defined Radio
SDRadio is only a subset of the above definition, dealing only with the receiver part, and the ADC is not exactly wideband, but it is what is offered by the majority of today's sound cards, i.e. either 48 or 96 kHz. Nevertheless it can be considered as a first step in that direction.
V0.93 The FM demodulator is now implemented (thanks Barry Dieser) A new feature has been added, to compensate for the time skew between left and...
preview:
http://www.sdradio.eu
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freeware
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SDRadio Freeware
Joe Mitola says, 'A software radio is a radio whose channel modulation waveforms are defined in software.
That is, waveforms are generated as sampled digital signals, converted from digital to analog via a wideband DAC and then possibly upconverted from IF to RF. The receiver, similarly, employs a wideband Analog to Digital Converter . . . ' This is a site with a rudimentary free software radio.
preview:
http://digilander.libero.it
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