Dating marshall amplifiers

dating marshall amplifiers

How do you date a Marshall amp?

The best way to date a Marshall amp is to first tell it you dont like Fender amps! Dating Celestion speakers does not need to be this complicated. Just go by the location of the date stamp rather than the stamp format, and then decipher the pair of letters within the date code.

Where is the serial number on a Marshall amp?

The serial number on a Marshall amp is usually located on the back panel of the chassis but some amplifiers made between 1979 and 1980 had the number on the front panel. From July 1969 to December 1983, the letter denoting the year was put after the serial number.

What do the letters mean on Marshall amps?

Marshall used letters as a date code to represent year of production. Its important to note that, prior to 1984, this letter came last. The letter B was skipped, as were the letters I, O and Q since they might be confused for numbers. Use the model codes and date codes below to determine the model and age of your amp.

When did Marshall amps start making more powerful amps?

In 1966, Marshall began building their already respected brand with more powerful amps and several cosmetic changes. More models started to sport the iconic script Marshall logo we now see today, and a new line of 50-watt amps took the market by storm.

How do I determine the manufacture date of my Marshall amp?

For example, a serial number of M-2002-38-1035-B would indicate an amp made in England (M) in 2002 during the 38th week of the year, production number 1035, set up for use in the United States (B). If the speakers in your Marshall cabinet or combo are original, they can provide another piece of evidence when determining the date of manufacture.

What do the numbers on a Marshall amp mean?

Marshall amps with a Barcode 1993-1996: The first two numbers are the year, and the last two numbers are the month. Marshall amps with a Barcode 1997-Present: In 1997 Marshall changed to the latest dating system which is the easiest to decipher of them all. It is simply the year followed by the week.

How old is my Marshall amp with a barcode?

Marshall amps with a Barcode 1993-1996: The first two numbers are the year, and the last two numbers are the month. Marshall amps with a Barcode 1997-Present: In 1997 Marshall changed to the latest dating system which is the easiest to decipher of them all.

When did Marshall amps start using speaker date codes?

All Marshall amps originally came with Celestion speakers, so in cases where the speakers are original, speaker date codes can be used to date earlier amps. Marshall cabinets didnt officially include serial numbers until October 1992.

What is the history of Marshall amps?

We briefly explore the history of Marshall Amps and assess its impact on a nascent rock industry. Marshall Amplification is one of the most popular, successful and storied brands of all time. Its products have been used by everyone from the most prominent guitar players in history to weekend warriors and budding bedroom shredders.

How do Marshall amps get their ratings?

From the beginning, Marshall rated its amps by RMS (which is where the 45 comes in) where other manufacturers rated their designs in terms of peak power. Word spread and success grew.

Why is Marshall considered the worlds first bad amplifier?

At the time, it was said that Marshall had created the worlds first great bad amplifier. Unlike their contemporaries, Marshall amps had distortion coming from the tubes, not the speakers. With that paradigm shift, the stage was set for an entirely new type of music to take root.

What is the history of the Marshall sound?

The famous Marshall sound was founded upon an amplifier built in a garden shed by a few amateur radio fanatics, and the period until 1968 became the era of the first Marshalls – the classic JTM series. Rob Stockley tells the story of Marshall Amps...

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