If the transformer was read from a silverface Vibro Champ we can deduce it was made in 1974 – almost…Remember that this is when the transformer was manufactured. Leo Fender began building guitar amps before he started manufacturing guitars.The first of these amps were the K&F models, which were produced between 19.Fender frequently releases limited editions of the Blues Junior.
Like many Fender amplifiers (particularly in the Hot Rod series), many limited edition versions of the Blues Junior have been manufactured since its introduction in 1995.The original Fender amps were tube-powered and the company also started producing solid-state models in the late 1960s.Most of the amps were finished in a "gray crinkle" finish.They included the Model 26 Deluxe, the Princeton, and the Professional.Fender amplifiers began making a name for themselves with the Tweed series, so called because of their cloth covering, which is actually varnished cotton twill (tweed is a coarse woollen fabric, commonly used for jackets, coats and caps; it is often woven in a twill pattern, which is likely the reason for the confusion over naming.) They were produced for more than a decade and are now eminently collectible and praised for their sound quality.e Bay determines trending price through a machine learned model of the product’s sale prices within the last 90 days."New" refers to a brand-new, unused, unopened, undamaged item, and "Used" refers to an item that has been used previously.Currently, Gagliano's serialization is a six-piece article that was first published in magazine.The following information may help you to determine the approximate date of manufacture of a Fender amplifier by visual observation, without having to handle (or disassemble) the instrument for serial number verification.When trying to determine the date of an Fender amplifier, it is useful to know a few things about feature changes that have occurred over the years.Serialization on Fender amps is not a reliable way to date them as records of these were not kept until 1994; however, Greg Gagliano has compiled several hundred serial numbers on Fender amplifiers and has put together an extensive list.