The push/pull volume boost was installed in 1977 by CBS.Whether it’s a vintage amp or a recent model such as this Fender Pro Reverb, hum can have several causes.You may compare these with your own speakers to determine what you have.Summary The Deluxe Reverb 1×12″ has for decades been one of the most popular amps among all Fender amps, and its popularity is still growing as the demand for low wattage tube amps increases.Even at we struggle with keeping a correct amp and speaker model overview.There are also exceptions to the rules where Fender delivered non-standard speakers in special orders, Christmas campaigns etc. See our Buyer’s guide to vintage Fender amps for a guide and picture gallery of the known original speakers in the blackface and silverface amps.Both the Deluxe Reverb (DR) and Princeton Reverb (PR) “survived” the CBS silverface periods with minor changes.
They are available to offer you personalized product advice any time you need it.Here’s a list of brands along with their EIA codes.(I’ve also included a few others brands you might encounter as aftermarket installations.) This should help you identify your speaker.These were easily the most powerful amplifiers commercially produced back then.They all had the classic features we're familiar with now: heavy steel chassis, chromed control plates, and heavy pine cases covered with tweed fabric.
Our Buyer’s guide to vintage Fender amps explains in detail how you can date your amp by looking at serial numbers, tube charts, transformer codes, speaker codes, Fender logo, etc.