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Overview of Marshall ST20C Studio JTM 20W Valve Combo
1x12” top-loaded combo.
20W with power reduction to 5W.
Celestion Creamback G12M-65 speaker.
SPECIFICATION
The amp that started it all is back. The JTM is a welcome addition to the Studio range, offering players authentic, smooth, and valve-driven break-up at lower volumes – perfect for home or studio use. Creating a sound that defined a generation, the JTM delivers the legendary loud blend of crunch and clean recognized the world over.
Power
20W or 5W
Valves
2 x ECC83, 1 x ECC83
(phase splitter) and 2 x 5881
Channels
Single channel with four
separate inputs
High treble and normal
loudness controls
Equalization
Treble, middle, bass and presence
Speaker Outputs
5 x 1/4” jack sockets
(16Ω load / 8Ω load / 4Ω
load)
Outputs
DI output
Speaker config.
1 x 12”
Speaker model
Celestion G12M-65
Creamback (16Ω, 65W)
Unit weight
17.8kg
Unit width
500mm
Unit height
460mm
Unit depth
265mm
Music City Canada is an authorized reseller for Marshall products. Purchases are backed with full manufacturer warranty in Canada. All orders ship from our Canadian warehouse.
