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Amplifiers currently designed in Baltimore, MD and produced in Rohnert Park, CA. Previously produced in Baltimore, MD and New York, NY.
Mark Bartel founded Tone King in 1993. They produced amps for a short while in New York, but moved to Baltimore, MD in 1994. Tone King amps are all designed by Bartel at his shop in Baltimore, MD and then hand built one at a time by the Tone King build team in California. For more information visit Tone King's website or contact them directly.

From Blue Book Publications:

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