Marshall ST20C studio jtm in black from the side
Marshall st20c left side from above
Marshall st20c the right from above
Marshall ST20C
MARSHALL ST20C
Marshall ST20C

Studio JTM Combo

Compact 20W combo built in the UK
Details

The Studio JTM Combo brings the iconic 60s tone that initially launched Marshall to the present day, in a more compact format. 

Whether you’re at home, in the studio, or on the big stage – the Studio JTM Combo can adapt to bring exceptional tone to any situation with built-in power reduction technology. 

Designed and engineered in UK. Made in UK.

Features
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Built in our UK factory 

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All-valve 

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20W to 5W at the flick of a switch 

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Celestion G12M-65 Creamback 

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Same smooth tones as the original JTM45 

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FX loop and DI out 

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Two voices

HEAR THE ST20C

CLEAN 1

Presence 7, Bass 5, Mid 6, Treble 7, High Treble 3, Normal 1 (Singlecoil strat)

Crunch 1

Presence 7, Bass 2, Mid 6, Treble 7, High Treble 8, Normal 1 (HSS strat style)

Crunch 2

Presence 7, Bass 2, Mid 6, Treble 7, High Treble 8, Normal 1 (Les Paul)

GENERAL
Model
ST20C
Range
Studio
WATTAGE
20W (with power reduction option to 5W)
CHANNELS
2, BRIDGEABLE
TECHNOLOGY
Valve
ELECTRONICS
Output wattage
20W (with power reduction option to 5W)
OUTPUTS
SPEAKER OUTPUTS: 5 X 1/4" JACK SOCKETS (16Ω LOAD / 8Ω LOAD / 4Ω LOAD), DI (1/4" JACK)
INPUTS
4 X 1/4" JACK INSTRUMENT INPUTS (HIGH/LOW SENSITIVITY)
controls
NORMAL/LOUDNESS II, HIGH TREBLE/LOUDNESS I, TREBLE, MIDDLE, BASS, PRESENCE
Effects
None
Effects loop
YES, 1 X SERIES SWITCHABLE
SPEAKERS
Speaker configuration
1x12”
power handling
65W
Speaker model
Celestion G12M-65 Creamback (16Ω, 65W)
Unit impedance
16Ω
VALVES
Preamp valves
2 x ECC83, 1 x ECC83 (phase splitter)
Power amp valves
2 x 5881
PHYSICAL UNIT
Weight
17.8 kg / 39.2 LB
Width
500 mm / 19.7"
Height
460 mm / 18.1"
Depth
265 mm / 10.4"
Country of origin
Designed and engineered in UK. Made in UK.
INCLUDED IN THE BOX
Box Contents
Detachable power cable included
Support & more information

Colour

Black

Compact vintage-style ST20C combo amp with fawn fret and gold piping.

From

$ 1,599.99

From $ 1,599.99
Marshall ST20C with red curtains and scratches

Power reduction from 20W to 5W at the flick of a switch

This amplifier gives you the flexibility to adjust your power output based on your surroundings. Choose between 20W and 5W power output at the flick of a switch. Perfect for jumping from the rehearsal room to your home and back again.

Clean 1

Crunch 1

Crunch 2

Marshall's black Studio JTM Combo, seen from above.
Marshall's ST20C amplifier.

Inspired by the original JTM45

The Studio JTM line of amplifiers replicates the renowned, velvety tones of the original Marshall JTM, and it looks every bit as wonderful as it sounds. Whether it's played live or at home, let the JTM's all-valve, era-defining sound steal the show.

Marshall ST20C amplifier from the top.

Celestion G12M-65 Creamback

With the G12M-65 Creamback, you can achieve the timeless G12M tone while still accommodating higher power levels. This speaker is an excellent choice for modern players that desire a vintage sound. The enhanced power handling brings a rich low end, complementing the warm mid-range, crunchy upper-mids and refined highs

View from the back of the speaker inside the Marshall JTM Combo amplifier
A person is attaching a ST20C knob to a Marshall amplifier.

Built in our UK factory

Skilfully crafted at our factory in Bletchley, England, the Studio JTM effortlessly captures the Marshall spirit. After years of development, this amp brings you the iconic warm and smooth tones of the original JTM. It’s also fashioned with classic Marshall touches, including a solid metal 'coffin' logo and gold piping and beading that harks back to the 1960s. The Studio JTM is sure to turn heads and ears.

Learn more about our UK made ampsLearn more about our UK made ampsBuilt in our UK factory
Vintage photo of the Marshall factory producing the JTM45, inspirational product for the Studio JTM Combo

PRODUCT DETAILS

OUTPUT WATTAGE

20W with power reduction to 5W

CHANNELS

Single channel with two voices

ELECTRONICS

Effects loop

SPEAKER

1x 12-inch Celestion G12M-65 Creamback

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Front facing image of the Marshall MG15GR Combo.

 

Regular Price: undefined