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Marshall Amplification Valvestate 8200 User Manual

Marshall Amplification Valvestate 8200
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Valvestate
Handbook
1
8100 & 8200 Heads
&
8280, 8240, 8080,
8040, 8020
& 8010
Combos
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.
Nov ‘98
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Marshall Amplification Valvestate 8200 Specifications

General IconGeneral
TypeGuitar Amplifier Head
ModelValvestate 8200
Power Output100 Watts
Preamp Valves1 x ECC83 (12AX7)
Power Amp TypeSolid State
EQ ControlsBass, Middle, Treble
Effects LoopYes
TechnologyValve/Tube Hybrid
Channels2
EQ3-Band
FootswitchYes
FootswitchableYes
Speaker Outputs2

Summary

Safety Warnings and Important Information

Please Read the Following List Carefully

Crucial safety instructions and precautions for amplifier operation and maintenance.

Innovation in Amplifier Technology

Getting the Best from Your Valvestate Amplifier

Gain Control Explanation

Controls input volume and distortion intensity for overdrive variations.

Contour Control Explanation

Shifts mid-band voicing for maximum overdrive tone variation.

Crunch Sound Explanation

Describes semi-distorted sounds for rock/blues achieved via gain.

EQ Controls Explanation

Explains Treble, Middle, Bass, and Presence tone controls for sound shaping.

Effects Send & Return

Details for linking external effects processors to the amplifier.

Pre-Amp Output

Direct signal output from the pre-amp section for external use.

Power Amp Input

Direct access to the power stage for external pre-amps.

Line Output

Filtered low-level signal for direct connection to recording/PA.

Power Stage Explained

Amplifies signal to drive loudspeakers; key to unique sound.

Stereo Chorus Effect

Describes the stereo chorus effect for panoramic spread and depth.

Model 8100, 8080, 8240, 8280 and 8200 Controls

Channel 1 (Normal) Controls

Details for the normal channel including input, gain, EQ, and channel select.

Channel 2 (Boost) Controls

Details for the boost channel including gain, overdrive, EQ, and contour.

Master Section (8080 & 8100)

Controls for the master section on models 8080 and 8100.

Master Section (8240)

Controls for the master section on model 8240.

Master Section Controls (8280 & 8200)

Effects Level Switch

Selects level for external effects units (0dB for rack, -20dB for pedals).

Effects Mix

Allows mixing of external effects to the dry signal.

Master Reverb

Controls the level of reverb effect on all channels.

Master Volume

Controls the overall volume level of the amplifier unit.

Chorus On/Off Switch

Manual switch for chorus, also footswitchable.

Mode Select Switch (A/B)

Switches between flange type chorus (A) and traditional chorus (B).

Chorus Rate (Normal)

Controls speed of modulation for the normal channel chorus.

Chorus Depth (Normal)

Controls modulation depth for the normal channel chorus.

Chorus Rate (Boost)

Controls speed of modulation for the boost channel chorus.

Chorus Depth (Boost)

Controls modulation depth for the boost channel chorus.

Rear Panel Connections (8280 & 8200)

Mains Input

Connection for the mains power cable.

Speaker Outputs (8280 & 8200)

Sockets for connecting external speaker cabinets (min 4 Ohms).

Line Out Jacks (Left & Right)

Filtered signals for direct connection to recording or mixing desks.

Footswitch Jack

Connection for two-way footswitch for channel/chorus control.

Parallel Stereo Loop Returns

Connects stereo effects processor outputs to the amplifier.

Parallel Stereo Loop Send

Links to the input of an external stereo effects processor.

Series Mono Loop Return

Connects mono effects processor output to the amplifier.

Series Mono Loop Send

Links to the input of a mono external effects processor.

Rear Panel Connections (8100)

Line Out Jacks

Filtered left and right signals for recording or mixing desks.

Footswitch Jack

Connection for two-way footswitch for channel/chorus control.

Speaker Outputs

Sockets for connecting speaker cabinets (min 4 Ohms).

Rear Panel Connections (8240)

Line Out Jacks

Filtered left and right signals for recording or mixing desks.

Footswitch Jack

Connection for two-way footswitch for channel/chorus control.

Model 8040: 40 Watt Combo Controls

Channel 1 (Normal) Controls

Details for the normal channel including input, gain, EQ, and channel select.

Channel 2 (Boost) Controls

Details for the boost channel including gain, contour, EQ, and volume.

Master Section Controls

Controls for master reverb, pre-amp output, power amp input, and line output.

Model 8020: 20 Watt Combo Controls

Channel 1 (Normal) Controls

Details for the normal channel including input, gain, EQ, and channel select.

Channel 2 (Boost) Controls

Details for the boost channel including gain, contour, presence, and volume.

Master Section Controls

Controls for master reverb and footswitch connection.

Model 8010: 10 Watt Combo Controls

Front Panel Controls

Details input, gain, boost select, master volume, and EQ controls.

Headphone Jack

Connects headphones for private practice, muting internal speaker.

Line Out Jack

Low level output signal for recording or driving other systems.

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