Marshall Amplification JTM30 User Manual

JTM Series
JTM30
Valve Combo
Handbook
1
Marshall Amplification plc
Denbigh Road, Bletchley, Milton Keynes, MK1 1DQ, England
Tel: (01908) 375411
Fax: (01908) 376118
Web Site - http://www.marshallamps.com
Whilst the information contained herein is correct at the time of publication,
due to our policy of constant improvement and development, Marshall
Amplification plc reserve the right to alter specifications without prior notice.
Jan ‘99

Marshall Amplification JTM30 Specifications

General

Tubes	Yes
Power Tubes	2 x EL34
Effects Loop	Yes
Type	Tube Amplifier
Power Output	30 Watts
Preamp Tubes	3 x ECC83
Channels	2
Controls	Volume, Treble, Middle, Bass, Reverb, Presence
Speaker	1 x 12"
Inputs	2
Reverb	Yes
Outputs	1 x 1/4" Line Out, Speaker Outs

Summary

Safety Warnings

Critical Operating Precautions

Essential safety guidelines for amplifier operation, including mains connection and fuse replacement.

Introduction to JTM 30

Using the JTM 30 Amplifier

Achieving Desired Tones

Suggestions for setting tones for Clean, Vintage Overdrive, and Modern Hi-Gain sounds on the JTM 30.

Front Panel Functions Explained

Detailed explanation of the JTM 30's front panel controls, covering channel switching, input, and volume.

Front Panel Controls - Continued

Front Panel Controls - Continued

Explains remaining front panel controls like Tone, Reverb, Effects Loop, Master Volume, Standby, and Power switches.

Rear Panel Functions

Rear Panel Connections

Details on rear panel connectors including Mains Fuse, Mains Input, Emulated Output, and Speaker Outputs.