Blue Tone Amplifiers LTD., was founded by Alex Cooper in the United Kingdom. Blue Tone offered the Pro 30M amplifiers that utilized Virtual Valve Technology, and it simulated the complex interactions that happend between the guitar and the amplifier with a solid-state chassis. The Pro 30M combo amp featured 30W output power, one channel, and basic controls, and it last retailed for $910 plus delivery. Blue Tone stopped producing amplifiers in the late 2000s.
Amplifiers previously produced in the United Kingdom, between 2002 and the late 2000s.