Friday, December 21, 2012

Recreating the sounds of the BBC Radiophonic Workshop

Recreating the sounds of the BBC Radiophonic Workshop: Explore the BBC sound of the 1960s with 4 demos of Radiophonic equipment.

Built with the new Web Audio API standard, each demo comes with commented code, so you can learn how to build your own audio applications.



Gunfire Effects

The BBC Designs Department produced a successful electronic alternative which sounded realistic and was capable of being used for a broad range of sounds which could not be made naturally.



Wobbulator

The versatile "wobbulator" was a sine-wave oscillator that could be frequency modulated. It consisted of a metal box with a few switches and one very large knob that could sweep the entire frequency range.



Tape Loops

Fragments of recorded sounds were manipulated and then spliced together to form compositions and tape loops ­ sometimes several metres long.



Ring Modulator*

The ring modulator works by taking two inputs and multiplying them together. In the original Ring Modulator a tape loop with a 30Hz sine wave tone was combined in real time as an actor spoke into a microphone. The diodes in the machine also gave the effect its characteristic distortion.



*The ring modulator is best known as the device used to create the terrifying voices of the Daleks and the Cybermen in Dr. Who.

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