Dating fender champ 12
1954 Stratocaster : Contoured ash body, two-color (yellow to brown) sunburst finish.Thin "spaghetti" peghead decal logo, no patent numbers.
I can't say today that they are the "best kept secret", because over the past few years, the prices on them are steadily climbing..obviously, the secret has gotten out.
Also a thin aluminum shield the size of the pickguard is installed underneath the pickguard.1961 Stratocaster : Peghead decal logo now has 2 patent numbers (2,573,254 & 2,741,146) 1962 Stratocaster : Peghead decal logo now has 3 patent numbers (2,960,900 added) Mid 1962 Stratocaster : Veneer Rosewood fingerboard.
Bottom of fingerboard (part glued to maple) is arched. This transitions in with the smaller side dots becoming pearl after the larger 1/4" top dots become pearl.
"Bullet" truss rod adjusts at peghead instead of butt-end of neck. (The Tremolux was the first Fender with built in effect: Tremelo)1956 - The Vibrolux. The Super Reverb, Deluxe Reverb and Vibroverb all emerge. Pro Reverb, Super Reverb, Champ, Vibro Champ, Bassman 10, Vibrolux Reverb, musicmaster Bass and the 75, all disc.
Mid 1974 Stratocaster : Flush pole pickups replace staggered pole pickups. So do the Professional, the Princeton and the Super in47. Along comes the Champ.1951 - The first P-bass is introduced, it'll need a new amp. 1952 - The Twin in it's not so burly early stage is released. 1958 - The Twin gets its power boost to the traditional 80 watt range.1959 - The Vibrasonic.1960 - The Concert. (The Vibro Verb is the first Fender Amp with built in reverb) 1964 - Princeton Reverb, Super and Vibrasonic discontinued. 1983 - Champ II, Bassman, Bassman 20, Bassman 50, Bassman 70, Super Bassman, Bassman 100, RGP-1 and RPW-1, all disc. 1993 - Vibro King, Tonemaster (custom shop for amps is established).