Pricing and availability

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Average Price: $397

Standard/Professional

$300

$701+

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High-end

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Description

The Marshall JTM30 1x12 combo amplifier is a classic choice for guitarists seeking vintage tone with modern reliability. This 30-watt powerhouse is celebrated for its distinct sound, reminiscent of the iconic British amps of the '60s. Housing a single 12-inch speaker, the JTM30 is designed to deliver rich, full-bodied sound whether you're on stage or in the studio. Its compact size belies its robust performance, making it perfect for gigs and practice sessions alike.

This combo amp features a straightforward control layout that includes a three-band EQ, presence control, and reverb, allowing for versatile tone shaping. The dual-channel design provides both clean and overdriven tones, catering to a wide range of musical styles. Guitarists appreciate the JTM30's ability to transition smoothly from crisp, clean sounds to gritty, saturated overdrive, giving you the flexibility needed for various genres.

Key Features:

  • 30-watt output
  • Single 12-inch speaker
  • Dual-channel design for clean and overdrive tones
  • Three-band EQ with presence control
  • Built-in reverb for added depth
  • Classic Marshall aesthetics
  • Compact and portable for easy transportation

Product specs

Brand Marshall
Model JTM 30 30-Watt 1x12" Guitar Combo
Finish Black
Year 1990s
Made In United Kingdom
Categories Guitar Combo Amps
Built-In Effects Built-In Effects
Color Family Black
Electronics Tube
Number of Channels 2 Channels
Number of Inputs 1 Input
Output Power (Watts) 30
Power Tube Type EL34
Reverb Spring Reverb
Speaker Configuration 1x12"

FAQs

What type of tubes does the Marshall JTM30 use?

The Marshall JTM30 utilizes EL34 power tubes, which are known for their warm, rich tones and dynamic response, making them ideal for classic rock and blues.

Is the Marshall JTM30 suitable for live performances?

With its 30-watt output and 1x12" speaker configuration, the Marshall JTM30 is well-suited for small to medium-sized venues, providing ample volume and presence for live performances.

How many channels does the Marshall JTM30 have?

The Marshall JTM30 features two channels, allowing for versatile sound options, including clean and overdriven tones, ideal for various playing styles.

Does the Marshall JTM30 include built-in effects?

Yes, the Marshall JTM30 comes with built-in spring reverb, adding depth and ambiance to your guitar sound.

What is the primary tonal characteristic of the Marshall JTM30?

The Marshall JTM30 is known for its classic Marshall sound, offering warm, dynamic tones with a distinct mid-range presence, perfect for rock and blues genres.

ERIC LEHTO

ERIC LEHTO

Marshall JTM 30

Video thumbnail for Marshall JTM 30 by ERIC LEHTO

Marshall JTM 30

ERIC LEHTO

ERIC LEHTO

Video thumbnail for Marshall JTM 30 Demo by Jonathan Mirow

Marshall JTM 30 Demo

Jonathan Mirow

Jonathan Mirow

Video thumbnail for Marshall JTM30 cranked by Matti Uusitalo

Marshall JTM30 cranked

Matti Uusitalo

Matti Uusitalo

Video thumbnail for Fender Deluxe Reverb, Marshall JTM 30 1x12 by ml414skidoo

Fender Deluxe Reverb, Marshall JTM 30 1x12

ml414skidoo

ml414skidoo

Reviews

PROS

  • Gain channel rivals the JCM900 for a wide, thick sound

  • Crystal clean channel with versatile tone control

  • Classic Marshall dirt channel for diverse rock styles

  • Master volume and reverb for precise tone and volume control

  • High-quality construction made in England

  • Excellent platform for modifications and customization

  • Works well in both quiet and open stage settings

CONS

  • Known design issues cause the amp to run too hot

  • Requires a fan or modification to manage heat

  • Needs professional biasing for optimal performance

Owner Insights

We analyzed real musician discussions from forums and Reddit to find what players love, question, and tweak about Marshall JTM30 1x12 combo.

Build quality

  • The JTM30 series had issues with overheating due to tubes mounted under the PCB, leading to potential damage to boards and solder joints.

    Source

Setup and maintenance

  • Adding an aluminum heat shield or a rectified DC fan can help mitigate the overheating issues in JTM30 amps.

    Source
  • Intermittent sound issues may stem from failing contacts in effects loop jacks; using a patch cable between send and return can diagnose the problem.

    Source
  • Aging effects loop jacks are prone to dodgy contacts causing sound disruptions, a known issue with this model.

    Source

Value and pricing

  • These amps are often available for under $500, which is considered affordable for a multi-channel tube amp of similar wattage.

    Source

Use cases and applications

  • Known for having some of the nicest clean tones among Marshall amps, particularly appealing when paired with a Stratocaster.

    Source
  • The JTM30 is appreciated for its potential with speaker upgrades, enhancing its compatibility with various music styles.

    Source

User experience

  • Owners note the amp sounds excellent when used with a Tube Screamer for enhanced meaty tones.

    Source
  • Some users find the amp too bright, needing to adjust treble down to 2-3 for a more balanced tone.

    Source
  • Owners recall intermittent sound problems being a notorious issue with JTM30 amps since their release, indicating a common challenge.

    Source

Comparisons

  • The JCM 600, a rebranded version of the JTM 60, resolved many of the reliability issues found in the original JTM series.

    Source
  • Compared to a 76 JMP, the JTM30 can feel too bright, suggesting a different tonal characteristic.

    Source

Mods and upgrades

  • Consider swapping the stock speaker for a G12M-65 Creamback or WGS Invader 50 to address brightness and increase power handling.

    Source

Critic Reviews

JTM30 Review: The 30 watts actually is quite beneficial to obtaining the sweetest... | Marshall | Guitar Amplifiers | Reviews @ Ultimate-Guitar.Com

ultimate-guitar.com

The Marshall JTM30 1x12 combo is heralded for delivering a "thousand-dollar Marshall tone" for a fraction of the price. Its 30 watts are more than sufficient for bar gigs, allowing players to fully exploit its tonal capabilities. The amp shines in versatility, accommodating various musical styles with its clean and gain channels. However, some users report overheating issues, although these are generally manageable with minor modifications. Overall, it boasts classic Marshall craftsmanship and is highly reliable, making it a stellar choice for budget-conscious musicians seeking quality sound.

positive

JTM30 Review: Overall, it's got just the right features and sounds great. | Marshall | Guitar Amplifiers | Reviews @ Ultimate-Guitar.Com

ultimate-guitar.com

The Marshall JTM30 1x12 combo is praised for its classic Marshall roar, reminiscent of iconic rock bands like AC/DC and Led Zeppelin. It performs exceptionally well at both high and low volumes and is compatible with various guitars and pedals. While it offers great value for the money, potential buyers should be cautious of reported overheating issues, though the reviewer hasn't personally encountered them. Discontinued status could make finding replacements challenging, but its features and sound make it a worthwhile investment for those who favor vintage tones.

positive

4.5 out of 5

Based on 0 Reviews and 3 Ratings

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Artist usage

Add artist
See how Karl Groom uses Marshall JTM30 1x12 combo

Karl Groom

Guitarist, Composer

Threshold

...
Verified via YouTube

Direct quote from Karl's YouTube video explaining amps used on the "For The Journey" album.

Album Usage

The Marshall JTM30 1x12 combo has been featured on the following albums:

Genre Usage

Based on how artists on Equipboard use this gear, it is most commonly found in the following genres.

Used With

Based on how musicians on Equipboard use Marshall JTM30 1x12 combo, it is most commonly used with the following gear.

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