| A wide range of instrument amplifiers is now available, | | | | Korg Corporation is a Japanese multinational |
| some for general purposes and some designed for | | | | corporation that manufactures electronic musical |
| specific instruments and even for particular sounds. | | | | instruments and guitar tuners. The company is one of |
| Traditional guitar amplifiers come up with a clean, | | | | the most widely used and respected names in the |
| warm sound, a sharp treble roll off at 5 kHz or less | | | | electronic music world. Founded in 1962 in Japan by |
| and bass roll off at 60 to100 Hz, often with built in | | | | Tsutomu Kato and Tadashi Osanai, Korg was originally |
| reverb and tremolo units. Bass amplifiers have | | | | known as Keio Electronic Laboratories because its |
| extended bass response and tone controls optimized | | | | fledgling offices were located near the Keio train line in |
| for bass guitars (or more rarely, for upright bass). | | | | Tokyo and Keio can be formed by combining the first |
| Higher end bass amplifiers sometimes include | | | | letters of Kato and Osanai. Yamaha Corporation has |
| compressor or limited features, which help to keep the | | | | always been a major partner of Korg, supplying them |
| amplifier from distorting at high volume levels. | | | | with circuitry and mechanical parts. |
| Keyboard amplifiers have a very low distortion and | | | | Marshall Amplification |
| extended flat frequency response in both directions. | | | | Marshall Amplification is a British company which |
| Keyboard amplifiers often have a simple onboard | | | | designs and manufactures electric guitar amplifiers. |
| mixer, so that keyboardists can control the tone and | | | | Marshall Amplifiers are well known and highly popular |
| level of several keyboards. Acoustic amplifiers are | | | | among guitarists. Marshall Amplifiers were originally built |
| designed specifically to produce a clean, transparent, | | | | as direct copies of Fender amplifiers, but soon |
| acoustic sound when used with acoustic instruments | | | | incorporated certain traits which made them more |
| with built in transducer pickups and microphones. | | | | favorable to guitarists seeking a heavier sound. Like |
| Some well known brands of guitar amplifiers | | | | most professional level amplifiers, Marshall amplifiers still |
| While there are almost innumerable manufacturers of | | | | use valve preamp and power amplifier stages instead |
| guitar amplifiers, we will be discussing the most | | | | of solid state devices. Marshall also manufactures |
| important brands that have created history in guitar | | | | cheaper solid-state or hybrid devices. |
| amplification. | | | | Vox |
| Carvin Corporation | | | | Vox is a musical equipment manufacturer, which is |
| The Carvin Corporation is a musical instrument and | | | | most famous for making the AC30 guitar amplifier and |
| equipment manufacturer, located in San Diego, | | | | the Vox electric organ. Founded in Great Britain, Vox is |
| California, well known among guitar players for their | | | | now owned by the Japanese electronics firm Korg. In |
| guitars. Carvin was founded in 1946 by Lowell Kiesel, | | | | 1959, with sales under pressure from the more |
| and originally manufactured guitar pickups. Carvin | | | | powerful Fender Twin and from The Shadows, who |
| Corporation manufactures acoustic and electric guitars, | | | | requested amplifiers with more power, Vox produced |
| bass guitars and accessories, amplifiers, live studio | | | | what was essentially a double powered AC15 and |
| sound equipments, microphones and lighting gears. | | | | named it the AC30. |
| Korg Corporation | | | | |