Marshall speaker dating
Keep in mind that no reliable serial number information exists for pre-1969 Marshall amps, so if your amp doesn't have a number matching one of the formats below, it is likely pre-1969 and identifiable by features rather than serial number.Click on the links here to jump directly to the serial number style that matches your instrument: The earliest Marshall amp models did not have model codes or any official serialization, though some models had a simple sequential four-digit numbering system inside the back panel.Early Marshall through the JCM800 series July of 1969 Marshall introduced the date coding system.Some of the older amps have an inspection sticker on the top of the chassis and they usually have the day, month and year the amp was made or inspected.Look for original black levant covering, a gray grille and the old block-style Marshall logo.
Before we begin, a few caveats: The best approach is to cross-reference the serial number with known features for the model during different eras and the personal account of previous owners.
To find the serial number on your Marshall amp, start by looking at the back panel of your amp.
For models made between 1979 - 1981, the serial number will be on the front panel.
Marshall amps had such precedent-setting wattage and tone that their history can hardly be separated from the history of rock itself.
We recently wrote an article detailing that rich history (which you can read here), but for those simply looking to figure out how old their Marshall amp is, we offer this shortcut.