Tone King all-tube amplifiers are proudly built in the USA using hand selected components. Each vintage-style design takes you on a tonal journey to the familiar sound of yesteryear. Mark Bartel’s frequency compensated attenuators are featured in every amp we offer, allowing you to reduce the speaker volume from stage to whisper level without losing an ounce of luscious tone. With a build quality second to none and a limited lifetime warranty, we invite you to take a journey into the past knowing that our amps will last well into the future!