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Available for Free

We are pleased to announce that as of the 7th of March 2017 the RISC OS Sound Module RDSP 0.22 is now available for Download Whilst RDSP is still under beta release, it is a provides a practical sound generation solution. Updates are planned to RDSP and a full version 1 release will be announced in due course. See the news section for more information.

Summary

Compatibility

RDSP has been tested on RISC OS 4 on Virtual Acorn and RISC OS 5 on Raspberry Pi 1,2 & 3 Beagleboard, Pandaboard, Titanium, ARM X6, RPCEmu and Virtual Acorn.

Pricing

RDSP is free. It has also been included within the AMCOG Development Kit, please click Here for further information.

RDSP Features

  • 16 sound channels
  • Waveform generation via phase accumlator oscillators that produce : Saw, Pulse-Wave-Modulation, Triangle, Pulse Noise as well as bitwise AND combinations of these waveforms.
  • Sample playback
  • XOR adjacent channel modulation to produce science fiction style and distorted sounds.
  • Just under an 8 octave frequency range
  • System wide 44khz 16 bit audio using shared sound
  • Sample and waveform modulation : Pitch, filter, amplitude and pulse width using a three stage envelope and ADSR envelope (1 per voice).
  • Digital delay effect
  • Integration with the SOUND and ENVELOPE commands
  • Partial legacy BBC Micro SOUND command compatibility
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