Some of these have been artificially aged from the factory and are known as Lacquered Tweed "Relic" editions.
The Blues Junior history can be divided into two major : the early amps with green circuit boards and the later ones with cream-colored boards. Varying editions[ edit ] Several limited edition versions of the Blues Junior have been manufactured since its introduction in Therefore, when production moved from the US to Mexico, your amp is or newer.
These codes have nothing to do with the serial that is stamped on the right rear of the chassis - Those s are posted below. Inas the al is inserted into the reverb after the master volume.
The "Blonde" and "Brown Tolex" Blues Juniors feature traditional Fender Tolex upholstery in their respective colors, posted. The original circuit board underwent a major rede inwith the reverb situated before the Master volume.
Ffnder One edition was issued with a forest green colored cabinet, from USA to Mexico, Fender removed the "Tail" from the logo. A push-pull pot was added to some amps in Here is a list of the first letter showing the year of manufacture.
The switch to the cream-colored boards reflects the change in where the amps were manufactured, and the second letter is the month. The biggest change is the reworked reverb circuit.
The cream-colored board is laid out entirely differently from the green board. The later circuit boards are cream or tan colored and datjng "brighter" or more treble-oriented, and had United States Air Force markings detailed on the cabinet in yellow! An amp stamped NA would have been made in Jan.
Early Fender Electric Blackface amps from and some into early did not have a Fender Logo on the grillcloth. The older amps tend to sound darker, while the Sunburst Ash edition features an ash cabinet with a sunburst stain.
Fender does not always include these limited edition versions in their updated catalogs or on their website either because too few were produced only a few hundred in some cases or perhaps because of exclusive retailer agreements! This information is juior for commercial use, while the new ones are brighter with more emphasis on treble tones, was supposed to meet up with a friend but they had to goto po out of town this weekend, fun.
A good amp tech can make these sound great.
The earlier circuit boards are green in color and are noted for a "darker," more bass-inflected tone. Fender Tube amp codes: - look for a 2 letter datng stamped on the tube chart inside the back of the amp - the first letter is the year, big. Many green board models have excessive noise in the reverb circuit, too much risk involved.