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Average Price: $209
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$60
$151+
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Based on price data from 1 merchant for "Amptweaker Curveball Jr EQ/Boost". Prices shown reflect NEW condition. Tracking began Apr 25, 2026.
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Description
The Amptweaker Curveball Jr EQ/Boost is your ultimate companion for enhancing your guitar's tonal landscape. Designed with precision and passion, this compact pedal offers a dynamic 3-band EQ that allows you to sculpt your sound with precision, whether you're playing guitar, bass, or acoustic. The ingenious double function footswitch lets you seamlessly toggle between EQ adjustments and boost mode, delivering a powerful punch to your sound when needed.
Crafted with musicians in mind, the Curveball Jr features a true bypass to ensure your tone remains untouched when the pedal is not in use. Its rugged metal housing stands up to the rigors of tour life, while the thumbscrew removable bottom offers easy battery access for uninterrupted play. With its versatile 3-way EQ switch, you can instantly shift between US, UK, and Thrash settings, tailoring your sound to any genre or venue.
Whether you're tightening up your riffs or adding some fatness to your solos, the 3-way tight switch offers options for Fat, Normal, and Tight sounds. The intuitive controls, including Fuzz, Tone, Volume, and Mid, provide further customization, making this pedal a must-have for any tone chaser.
Key Features:
- Active 3-band EQ for precise sound sculpting
- Double function footswitch for EQ and boost modes
- Compatible with guitar, bass, and acoustic instruments
- Thumbscrew removable bottom for easy battery access
- True Bypass to maintain pure signal path
- 3-Way EQ switch: US / UK / Thrash
- 3-Way tight switch: Fat / Normal / Tight
- Rugged metal housing with status LED
- Power supply: 9 V battery or 9-18 V DC adapter
- Handmade in the USA
Product specs
| Brand | Amptweaker |
| Model | Curveball Jr |
| Finish | White |
| Year | 2010s |
| Categories | EQ Pedals, Overdrive and Boost Pedals |
FAQs
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What type of guitar is the Amptweaker Curveball Jr EQ/Boost pedal best suited for?
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The Amptweaker Curveball Jr EQ/Boost pedal is versatile and works well with both electric and acoustic guitars, enhancing tonal clarity and providing a clean boost for solos or complex passages.
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How does the EQ feature of the Amptweaker Curveball Jr affect the guitar tone?
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The EQ feature allows you to shape your guitar's tone by adjusting frequencies, enabling you to cut through the mix better or dial in a specific sound profile for different styles of music.
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Can the Amptweaker Curveball Jr be used with other effects pedals?
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Yes, the Amptweaker Curveball Jr can be easily integrated into a pedalboard with other effects, offering flexibility in shaping your overall sound.
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Does the Amptweaker Curveball Jr require a specific power supply?
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The Amptweaker Curveball Jr typically requires a standard 9V DC power supply, which is common for many guitar pedals, ensuring easy integration into your existing setup.
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Is the Amptweaker Curveball Jr suitable for live performances?
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Yes, the Amptweaker Curveball Jr is designed to provide reliable performance in live settings, offering a robust boost and EQ options to enhance your guitar's presence on stage.
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