Marshall SC20C Studio Classic ...

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Marshall SC20C Studio Classic JCM800 20W Combo Valve Amp


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Manufacturer's ID: SC20C

What we say:

At A Glance

If anyone knows how to design incredible sounding amps, it's Marshall, and the Marshall SC20C Studio Classic JCM800 20W Combo Valve Amp is no exception. Known for their iconic "British" sound, Marshall amps are beloved by pro's and amateurs alike.

Features We Love:

Iconic Sound

Marshall have established themselves as true titans of the amplifier world, and with good reason. Each of their amplifiers has a sound that has to be heard to be believed. There's a reason that they're the choice of professional gigging musicians and studio musicians alike.

Sleek Design

Featuring a sleek design and UI, the SC20C is a breeze to use. It won't take long to really tap into the full potential of this amp, as each dial and switch has a clearly defined purpose that is clear and easy to understand.

Marshall Build Quality

What more is there to say? Marshall have been producing robust and durable equipment for decades and that fact hasn't changed. If you're looking for sturdy and reliable, Marshall have you covered.

Who Is It For?

If you're after that classic, iconic "British Amp Sound" then look no further than Marshall.


  • Marshall Design and Build Quality
  • Robust and Durable
  • Iconic British Sound


Output wattage 20W (with power reduction option to 5W)
Outputs 5 x 1/4” jack sockets, selectable 16Ω / 8Ω / 4Ω load
Inputs 2 x 1/4" jack instrument inputs (high/low sensitivity)
Controls Presence, bass, middle, treble, master volume, preamp volume
Effects None
Effects loop Yes, series, send/return
Speaker configuration 1x10"
Speaker model Celestion V-type 10” (16Ω, 50W)
Unit impedance 16Ω
Preamp valves 2 x ECC83, 1 x ECC83 (phase splitter)
Power amp valves 2 x EL34
Cable Detachable power cable included
Weight 14.55 kg / 32 lbs
Width 510mm / 20.1"
Height 460mm / 18.1"
Depth 255mm / 10"

Customer reviews

Overall Rating 5/5 (3 reviews)

Alec H. - 14/7/2023

Martin S. - 19/1/2023

Offered me a phenomenal deal on this stunning amplifier!

Mark D. - 5/5/2019

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