1. Armstrong later published a paper detailing how the Audion worked. 2. Further increase in tuning resulted in the Audion amplifier reaching self-oscillation. 3. De Forest made the " Audion tube " from a vacuum tube. 4. In February 1916 DeForest Company sued Audio Tron for infringement of the DeForest Audion patent. 5. SoundJam MP became a successful product in the Mac music player market, competing with Audion . 6. Lee De Forest had an interest in wireless telegraphy and he invented the Audion in 1906. 7. Audion became known for its MP3 decoder, which is reputed to produce sound with superior fidelity.8. A significant invention, which later had a profound effect on electronic music, was the audion in 1906. 9. In 1906, Lee De Forest brought out a vacuum tube device which he called the " audion ". 10. The meeting never took place, and Apple instead acquired Audion rival SoundJam MP as the basis for iTunes.
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