New tubes a couple years ago with 10 hours on them. All working except reverb dial (needs cheap part) and there is no foot switch. Fullerton, California production 16 Year P Month B = February 1966. Rare find, dont miss out. Ill answer any questions I can.The item "Fender Vintage 1966 Twin Reverb Blackface AB763 Jensen Speakers" is in sale since Wednesday, November 27, 2019. This item is in the category "Musical Instruments & Gear\Guitars & Basses\Guitar Amplifiers". The seller is "digitaldj44" and is located in Kamloops, British Columbia. This item can be shipped to Canada, United States.