The cream-colored board is laid out entirely differently (and better) than the green board. But the old ones sound darker, while the new ones are brighter, with more emphasis on treble tones.One is not necessarily better than the other; the dark tones are nice for blues and jazz, while the new amps do brighter tones better.While there have been periods where dramatic changes have occurred, for example: the transition periods between Leo's Fender and the CBS years, as well as the transition between CBS' Fender and the current ownership, generally speaking, most models are feature specific and do not change from year to year..Serial numbers have been used in various locations on Fender instruments through the years. It was established in 1890 by Victor Carroll Squier in Battle Creek, Michigan. By 1975, Squier became defunct as a manufacturer and a brand name for strings, as Fender opted to market its strings under the Fender brand name. Squier Company manufactured strings for violins, banjos, and guitars.Fender introduced the Blues Junior in 1995, and has revised and updated it periodically since then.Blues Junior history can be divided into two major categories: the early amps with green circuit boards and the later ones with cream-colored boards.
Hence during 1985 to 1987, production of Fender guitars was only done in Japan, while USA Fender created a new factory in California. BUT note that the "E" and "N" series does sometimes appear on "made in Japan" models. In any case, if it says "made in Japan", then it is... Fender has recently (in the last 20 years) introduced LOTS of different serial numbers schemes, depending on the country the Fender was made (USA, Mexico, Japan, Korea, etc). Sorry, since I do not collect new Fenders, I don't really keep track of these things.In 1982, the Squier brand was reactivated by Fender to become its brand for lower priced versions of Fender guitars. S.-trained violin makers and is often referred to as "the American Stradivarius." Victor returned to Battle Creek, where he opened his own shop in 1890. With a limited market for violins in Battle Creek, however, Squier astutely sought relationships with national music schools and famous violinists.Squier guitars have been manufactured in Japan, Korea, Mexico, India, Indonesia, China, and the United States. As his business grew, Squier moved the company to 429 Lake Ave. Up to 1900, the best violin strings were made in Europe.Neck dating can be useful in finding the approximate age of your guitar.Since the neck is only a component of the guitar, it could have been produced a number of years before the actual instrument was assembled, hence the date on the neck is not necessarily the production date of the whole guitar.