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Average Price: $2,090

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$701+

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Description

The Marshall JMP MKII 50 Watt Lead Combo Amp is a true legend in the world of guitar amplifiers, revered for its raw power and unmistakable vintage tone. This classic amp is a part of the iconic JMP series, renowned for its ability to deliver the quintessential British rock sound that has shaped decades of music. Its master volume feature allows guitarists to achieve that cranked-up Marshall sound at more manageable volumes, making it perfect for both studio recording and live gigs. The 50-watt power output offers a perfect balance between headroom and breakup, giving you the flexibility to explore a wide range of tonal possibilities.

The dual 12-inch speakers housed in a rugged, road-ready cabinet ensure that every note is delivered with precision and clarity. Whether you're aiming for the scorching lead tones of the '70s rock gods or the smooth, creamy overdrive of modern classics, the JMP MKII will not disappoint. Its simple yet effective control layout invites players to dial in their ideal sound without unnecessary complexity, allowing more time for creativity and less time spent tweaking knobs.

Experience the blend of vintage charm and modern versatility that only the JMP MKII can offer, and become a part of the legacy that continues to inspire musicians around the globe.

Key Features:

  • 50-watt power output
  • Master volume control for versatile sound management
  • Dual 12-inch speakers for rich, full sound
  • Classic British rock tone
  • Durable, road-ready cabinet design
  • Simple control layout for easy sound customization

Product specs

Brand Marshall
Model JMP 2104 Master Volume Lead 50-Watt 2x12" Guitar Combo
Finish Black, Fawn
Year 1976 - 1981
Made In United Kingdom
Categories Guitar Combo Amps
Color Family Black
Direct Output No Direct Output
Electronics Tube
Number of Channels 1 Channel
Number of Inputs 2 Inputs
Output Power (Watts) 50
Power Tube Type EL34
Reverb None
Speaker Configuration 2x12"

FAQs

What kind of tones can I expect from the Marshall JMP MKII 50 Watt Lead Combo Amp?

The Marshall JMP MKII is known for its classic British rock tone, delivering rich, warm overdrive and punchy mids. It's ideal for achieving iconic '70s and '80s rock sounds.

Is the Marshall JMP MKII 50 Watt Lead Combo Amp suitable for gigging?

Yes, with its 50-watt output and 2x12" speaker configuration, the Marshall JMP MKII is powerful enough for live performances in medium-sized venues.

Does the Marshall JMP MKII work well with guitar pedals?

The JMP MKII takes pedals well, allowing you to expand your tonal palette with overdrives, distortions, and modulation effects.

What type of tubes does the Marshall JMP MKII use?

The Marshall JMP MKII utilizes EL34 power tubes, contributing to its distinctive British sound with strong mids and a smooth top end.

Does the Marshall JMP MKII 50 Watt Lead Combo Amp have a master volume control?

Yes, the JMP MKII features a master volume control, allowing you to achieve overdriven tones at lower volumes, making it versatile for both practice and performance.

How many channels does the Marshall JMP MKII have?

The Marshall JMP MKII is a single-channel amplifier, designed to deliver a straightforward and powerful rock sound.

Reviews

Owner Insights

We analyzed real musician discussions from forums and Reddit to find what players love, question, and tweak about Marshall JMP MKII 50 Watt Lead Combo Amp.

Use cases and applications

  • To achieve iconic Marshall crunch, power amp tubes must be overdriven, necessitating high volume levels.

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  • For home use, an attenuator is essential as the amp's volume is too loud for typical home environments.

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  • This amp is considered a "monster" when properly modified, making it ideal for those seeking powerful vintage tones.

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Mods and upgrades

  • To achieve heavy classic rock tones, using an overdrive pedal is recommended due to the amp's non-high gain nature.

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  • Installing a master volume using a speaker out for the knob allows volume control without altering the amp's exterior.

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  • Internally jumping the inputs and adding a master volume in place of an unused input can transform the amp's capabilities.

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Comparisons

  • The JMP MKII 50-Watt is considered the little brother to the 100W "Super Lead" Model 1959, offering similar tones at lower wattage.

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Features and functionality

  • The amp has two channels—normal and bright—each with high/low inputs, allowing for versatile tonal options.

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  • The JMP 50-Watt head is a direct descendant of the Fender 5F6-A Bassman, featuring different power tubes and increased preamp gain.

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  • The EQ section is subtle, making the guitar's tone knob more crucial for sound fine-tuning without muddiness.

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  • Canadian models may lack a 16-ohm selector option due to regional design differences.

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  • Original speakers are likely Black Back Celestion G12M-25 75 Hz, but some units might have Celestion G12T-75's instead.

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User experience

  • Users transitioning from Fender or Vox amps report that the JMP MKII becomes a "lifer" amp due to its versatility and tone.

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  • These amps are renowned for their ability to cut through a mix, providing clarity in band settings despite their bright solo sound.

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Setup and maintenance

  • Cleaning the pots with Deoxit is recommended to address scratchiness in the controls.

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Other

  • These amps are not considered rare, though the Lead Bass combos were mail order and more unique.

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Value and pricing

  • In current condition, these amps can sell for $1,000-$1,500, with a restored unit potentially fetching $2,000-$2,200.

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4.5 out of 5

Based on 0 Reviews and 2 Ratings

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Artist usage

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See how Dean Ween uses Marshall JMP MKII 50 Watt Lead Combo Amp

Dean Ween

Guitarist

Ween

...
Verified via Photo

In this photo, Dean Ween's Marshall JMP MKII 50 Watt Lead Combo Amp is showcased. This photo was seen in this article: https://stompboxbook.com/visiting-dean-ween-the-making-of-stompbox-book/

See how John McGeoch uses Marshall JMP MKII 50 Watt Lead Combo Amp

John McGeoch

Guitarist

Siouxsie & the Banshees

...
Verified via Photo

In this image John can be see playing in front of a Marshall JMP MKII 50 Watt amp.

See how Andy Williams uses Marshall JMP MKII 50 Watt Lead Combo Amp

Andy Williams

Guitarist

Every Time I Die

...
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In this post andys marshall jmp combo can be seen

See how Pat Sansone uses Marshall JMP MKII 50 Watt Lead Combo Amp

Pat Sansone

Guitarist, Keyboardist

Wilco

...
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As seen on Austin City Limits

See how Andy Sneap uses Marshall JMP MKII 50 Watt Lead Combo Amp

Andy Sneap

Guitarist, Composer

Judas Priest

...
Verified via Photo

As seen in Andy's Instagram photo.

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