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Marshall Amplification 2061X User Manual

Marshall Amplification 2061X
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Marshall Amplification 2061X Specifications

General IconGeneral
BrandMarshall Amplification
Model2061X
CategoryAmplifier
LanguageEnglish

Summary

From the Chairman

Introduction

Overview: Historical, Tone and Tech Talk

General overview of the 2061X, its historical context, tone, and technical features.

Valve Complement

Details the specific valves used in the pre-amp and output stages of the amplifier.

Tone Circuit

Explains the passive tone network for both Lead and Bass channels, and their voicing.

Components

Information on sourcing of components, excluding valves, from European and American manufacturers.

Tag Board

Describes the handwired tag-board construction and material used for authenticity and safety compliance.

Transformers and Cabinet Construction

Output Transformer

Details the original and re-issue output transformers, including impedance selector addition.

Mains (Power) Transformer

Discusses the re-issue mains transformer, its size, and performance mirroring the original.

Chassis

Describes the box-section chassis construction and its passivation process for corrosion resistance.

Front Panel Details

Details the front panel's material, finish, and historical references, including Plexiglas vs. aluminium panels.

Rear Panel Details

Details the rear panel's material and finish, matching original specifications.

Cabinet Construction

Describes the cabinet construction materials, joint types, and dimensions for strength and authenticity.

Cabinet Cosmetics

Details the cabinet's cosmetic features like covering, beading, piping, and logo, matching the original.

Rear Panel Improvements

Lists improvements to the rear panel for user-friendliness, practicality, and serviceability without sonic impact.

Impedance Switch

Describes the added impedance switch for user flexibility with extension speaker cabinets.

H.T. and Mains Fuses Accessibility

Details the improvement of making H.T. and Mains fuses easily accessible on the rear panel.

Detachable Mains Cord

Notes the change from a hardwired mains cord to a detachable one for serviceability and practicality.

Technical Specification

Front Panel Controls

Power Switch

The On/Off switch for mains power to the amplifier.

Indicator Light

A 6.3 Volt indicator that lights up when the amplifier is switched on.

Lead Channel Controls

Controls for the Lead Channel.

Bass Channel Controls

Controls for the Bass Channel.

Rear Panel Features

Loudspeaker Outputs

Two parallel jacks for connecting speaker extension cabinets.

Output Impedance Selector

Matches amplifier output to speaker impedance for safe operation.

H.T. Fuse

Specifies the correct H.T. fuse value and warns against bypassing.

Mains Input

Connection for the detachable mains (power) lead.

Mains Fuse

Specifies the correct mains fuse value and warns against bypassing.

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