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