MARSHALL 85MSL039 Jmp Master Mk Guitarhead Guitar Amplifier 2204 50-WATT Head

( Brand: Marshall ), ( Manufacturer Part Number: 85MSL039 ), ( Part Type: Guitar Amplifier Head ), ( Amplifier Type: Head )

Review MARSHALL Vintage Jmp Master Model Mk 50-watt Guitarhead

The Marshall 1976 JMP 2204 Master is a 50-watt guitar amp head that pays homage to the legendary JMP series, which first gained fame in the 1970s. This 50-watt master version offers a more refined and versatile take on the iconic tones that have defined rock music for decades.

This amp head is housed in a classic Marshall black vinyl covering with gold metal accents, instantly evoking the timeless aesthetic of the brand. The control layout is simple and intuitive, with a Preamp Gain knob, Master Volume knob, Bass, Middle, Treble, Presence, and Reverb controls.

The Preamp Gain control sets the level of distortion and overdrive, allowing you to go from a clean tone all the way to a saturated, warm, and harmonically rich sound. The Master Volume knob adjusts the overall output level of the amp, preserving the tone and character of the amp's gain structure.

The bass, middle, and treble controls allow for fine-tuning of the amp's frequency response, making it easier to adapt to different guitars, pickups, and playing styles. The presence control adds a high-end boost, adding clarity and definition to the tone.

The onboard spring reverb circuit adds depth and ambiance to your sound, providing a sense of space and width that can be particularly effective for certain playing styles and genres.

The Marshall 1976 JMP 2204 Master is designed to be used with a matching Marshall 4x12 cabinet, such as the Marshall 1960BX, to deliver the authentic tone and feel that this amp is known for. It also comes equipped with a high-quality, heavy-duty chassis, making it a reliable and long-lasting addition to any guitar rig.

Overall, the Marshall 1976 JMP 2204 Master is a must-have for any guitarist looking for a versatile and authentic tube amp head that delivers the classic Marshall tone that has defined rock music for generations. Whether you're playing blues, rock, or anything in between, this amp head is sure to inspire and enhance your playing.

Pros and Cons of Buying Marshall 85MSL039 JMP 2204 Master MK 50-Watt Guitar Amplifier Head

The Marshall 85MSL039 JMP 2204 Master MK 50-Watt Guitar Amplifier Head is a popular choice among guitarists due to its classic sound and design. However, like any other piece of equipment, it comes with its advantages and disadvantages. This article aims to provide an in-depth analysis of the pros and cons of this amplifier head.

1. Authentic JMP Sound: This amplifier head delivers the classic JMP sound that has been the backbone of rock music for decades. It provides a clear, punchy, and dynamic tone that is highly sought after by guitarists.

2. Versatile: The Marshall 85MSL039 JMP 2204 Master MK 50-Watt Guitar Amplifier Head offers a wide range of tonal possibilities. It comes with a single-ended 12AX7 preamp valve that adds warmth and character to the sound.

3. Durable: Marshall amplifiers are known for their robust build quality, and this amplifier head is no exception. It is constructed using high-quality components and is built to last.

4. Easy to Use: This amplifier head is relatively easy to use, even for beginners. It comes with simple controls, making it easy to dial in the desired tone.

5. Versatile Inputs: The Marshall 85MSL039 JMP 2204 Master MK 50-Watt Guitar Amplifier Head offers multiple inputs, making it suitable for use with different guitars and pickups.

1. Lack of Modern Features: This amplifier head lacks some modern features that are common in contemporary amplifiers, such as a built-in digital tuner, headphone output, and effects loops.

2. Expensive: Compared to some other amplifier heads in its class, the Marshall 85MSL039 JMP 2204 Master MK 50-Watt Guitar Amplifier Head can be quite expensive.

3. Limited Power: With only 50 watts of power, this amplifier head may not be suitable for use in larger venues or for players who prefer a louder sound.

4. Heavy: This amplifier head is quite heavy, making it less portable than some other options on the market.

The Marshall 85MSL039 JMP 2204 Master MK 50-Watt Guitar Amplifier Head is a high-quality piece of equipment that delivers the classic JMP sound that guitarists love. It is versatile, durable, and easy to use. However, it lacks some modern features, is expensive, has limited power, and is quite heavy. Ultimately, whether or not this amplifier head is right for you will depend on your individual needs and preferences. If you are looking for a classic sound and are willing to pay a premium for it, then this amplifier head is definitely worth considering. However, if you require modern features, a larger power output, or a more portable option, then you may want to explore other options on the market.

If you are in the market for a high-quality guitar amplifier head that delivers the classic JMP sound, then the Marshall 85MSL039 JMP 2204 Master MK 50-Watt Guitar Amplifier Head is definitely worth considering. However, if you require modern features, a larger power output, or a more portable option, then you may want to explore other options on the market, such as the Fender Blues Deluxe Reissue or the Orange Crush Pro 32. Ultimately, the best choice will depend on your individual needs and preferences.

Details:

This Small Box or standard size, depending on the cabinet pairing head features classic High and Low sensitivity inputs. Unlike the later JCM800s, many 1976-era Jumps still utilized Drake transformers and high-quality internal components that players feel offer a chewier, more harmonic response. This was a revolutionary design that allowed guitarists to achieve searing preamps distortion without having literally blow out the windows. Its in great condition and is ready for you.

The High input activates the extra gain stage that defined 80s Hair and Hard Rock sound, while Low provides a massive, high-headroom clean which takes to pedals like fish water. Pushing 50 watts through a pair of EL34 power tubes, the 2204 is punchier, slightly more compressed model to 100-watt 2203, making it arguably most recorded and sought-after workhorse head in Marshall's history. Its got all the classic Marshall aesthetics with Gold face plate, black Levant Rolex, and large white logo gold piping. The control layout is dead simple Presence, Bass, Middle, Treble, Master Volume, and Preamps Volume.

If killer Marshall tones is what you're after, heres this 1976 JMP 2204 Master model 50w MK II. Eligible Items must be in the condition they were received and include all packaging documents that originally included. This is a holy grail as this specific year highly significant it marks the second of Master Volume era. The tone is packed with mid range, aggressive, and possesses a bark that cuts through live drum kit.

part #: 85msl039 prices

• $2489.00-$2777.00

specifications guitoamps:

• brand: Marshall
• mpn: 85msl039
• part type: Guitar Amplifier Head
• amplifier type: Head

returns guitoamps:

• time: 30 Days
• policy: Returns Accepted
• paid by: Buyer
• method: Money back

offer guitoamps:

• started: April 10, 2026
• options: Ship-to-home
• sold: 0
• quantity: 1
• availability: In Stock

general guitoamps:

• Musical Instruments Gear > Guitars Basses > Guitar Amplifiers
• condition: Used

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seller guitoamps:

• # reviews: 2833
• city: Santa Monica, California
• rating: 99.5%

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