Welcome to KCA NOS and new production Tubes

QUALITY NOS and New Production audio tubes since 1997

We are closed until May 4th. Online ordering will be available while we're closed with low stock items selling to the first buyer.
New Arrivals

Visit our online store for easy ordering of NOS and new production vacuum tubes. Choose from names like RCA, Mullard, GE, Philips, Amperex, SED (Svetlana Electron Devices), Sovtek, JJ, Tung Sol (NOS and Reissue) and Electro Harmonix.

We specialize in repair and modification of vintage, hand wired tube amplifiers. Fender and Marshall amps are our focus.

Browse tube and amplifier FAQs, tube substitution guides, user reviews, amplifier tube layout diagrams and other useful tube/amplifier information.

 


 

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