high quality singing arc

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Uploaded by on Apr 20, 2009

As a little weekend project i built this musical plasma speaker. I used a ka3525 driver chip connected to a half bridge with a gate drive transformer. It is running at about 100khz and the music is very clear.

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Uploader Comments (teslacoolguy)

  • nice

    do you use fm or pwm?

  • It's your driver :P

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All Comments (5)

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  • nice song

  • Iphone? What keep your fets alive ? usually fets fail in diy stuff in halfbridge config, esp w gdt.

  • Yes but I have "released" both versions, the fm is the later one with improved sound quality.

  • No Comment. -_-

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