Guitar Amps & Cabs

Studio JTM ST20H

Manufacturer
Marshall
Model
Studio JTM ST20H
Code
GW-PIQCEB
Data status
Level 1 / 5
AI-parsed

❋ Specs

6
Type
type
head
1
Power
power_w
20W
1
Channels
channels
2 (bridgeable)
1
Preamp
preamp
tube (2x ECC83 + 1x ECC83 phase splitter)
1
Power tubes
power_tubes
2x 5881
1
Key features
key_features
Hand-built in Bletchley, England; 1964 JTM45 voicing; power reduction to 5W; DI output
1

Every field carries its own trust-tier: core data is confirmed by the manufacturer, peripheral data — by AI (with a source link). Safety-critical parameters (load ratings) are never published below vendor-claimed — a liability requirement.

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