Pricing and availability
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Price
Average Price: $262
Budget/Beginner
$300
$701+
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Budget
Standard
High-end
Price History
Based on price data from 5 merchants for "Positive Grid Spark Practice Amp". Prices shown reflect NEW condition. Tracking began Apr 2, 2026.
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Description
Discover a new dimension of musical creativity with the Positive Grid Spark Practice Amp. This smart amp combines groundbreaking technology with a compact design, making it an essential tool for guitarists seeking versatility and inspiration. The Spark is not just an amplifier; it's an all-encompassing musical companion that enhances practice, performance, and production. With 40 watts of power coursing through twin 4-inch custom speakers, the Spark delivers vivid sound that will transform any room into your personal sound studio.
The Spark app, powered by Positive Grid's acclaimed BIAS amp modeling technology, offers access to over 10,000 tone presets, ensuring you can explore a vast library of sounds tailored to any genre or style. Whether you're jamming with virtual bandmates or practicing your favorite songs, the app's Smart Jam technology generates bass and drum parts that adapt to your playing, making solo practice sessions feel like a full-band experience.
The intuitive Spark app also imports songs from streaming services, providing real-time chord displays and practice tools like tempo adjustment and looping. With its built-in USB audio interface, you can seamlessly record your sessions into a DAW, making it the perfect choice for musicians who want to capture and share their creative moments.
Key Features:
- 40W output with twin 4-inch custom speakers
- BIAS-powered amp modeling with over 10,000 presets
- Smart Jam technology for auto-generated bass and drum accompaniment
- Real-time chord display and practice tools via the Spark app
- USB audio interface for direct recording to DAWs
- Compatible with electric, acoustic, and bass guitars
- Bluetooth connectivity for app control and music streaming
- Built-in tone stack, mod, delay, and reverb controls
- Compact and portable design for easy transport
Product specs
| Type | Solid State Stereo |
| Number of Channels | 4 x Programmable Presets |
| Output Power | 40W Class D |
| Speaker Size | 2 x 4" Custom Speakers, Bass Reflex Port |
| Reverb | Yes |
| Effects | 40 x Built-in FX: Distortion, Modulation, Delay, Compressor, Noise Gate and more ; Spark App FX expansion |
| Amp Modeling | 30 x Amp Models, Spark App preset expansion |
| EQ | 3-band EQ |
| Inputs | 1 x 1/4" (guitar/bass/acoustic), 1 x 1/8" (aux in) |
| USB | 1 x Type B |
| Bluetooth | Yes |
| Headphones | 1 x 1/8" |
| Features | Tuner, Tap Delay |
| Computer Connectivity | USB (1 x 2) |
| Software | Spark App (iOS/Android) |
| Construction Material | Pearl Textured Vinyl |
| Power Source | 19V DC power supply (included) |
| Height | 7.48" |
| Width | 13.78" |
| Depth | 7.08" |
| Weight | 11.46 lbs. |
FAQs
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Is the Positive Grid Spark Practice Amp suitable for small gigs or just home practice?
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The Positive Grid Spark Practice Amp is primarily designed for home practice with its 40-watt output. While it can handle small, intimate settings, it may not have enough volume for larger gigs with a full band.
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Can the Positive Grid Spark Practice Amp be used without the Spark app?
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Yes, the Spark amp can function as a standalone amplifier without the Spark app. However, to access its full range of features, like amp modeling and effects customization, the app is necessary.
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What kind of instruments can the Positive Grid Spark Practice Amp accommodate?
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The Positive Grid Spark Practice Amp is versatile, supporting electric, bass, and acoustic guitars. It features a 1/4" input for instruments and an additional 1/8" aux input for other audio sources.
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How many effects and amp models are available on the Positive Grid Spark Practice Amp?
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The amp comes with 40 built-in effects including distortion, modulation, and delay, and offers 30 amp models. Additional effects and presets can be accessed through the Spark app.
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Does the Positive Grid Spark Practice Amp have Bluetooth connectivity?
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Yes, the Positive Grid Spark Practice Amp features Bluetooth connectivity, allowing you to stream music from your device and play along with your favorite tracks.
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What are the dimensions and weight of the Positive Grid Spark Practice Amp?
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The Positive Grid Spark Practice Amp measures 7.48" in height, 13.78" in width, and 7.08" in depth, with a weight of 11.46 lbs, making it compact and portable for easy transport.
Videos
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Reviews
Owner Insights
We analyzed real musician discussions from forums and Reddit to find what players love, question, and tweak about Positive Grid Spark Practice Amp.
Use cases and applications
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The Spark Live serves well as a portable Bluetooth speaker, especially in outdoor settings like poolside or garage workspaces, due to its global EQ adjustments.
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Users in apartment settings appreciate the Spark Go for its headphone practice capabilities, minimizing noise disturbance.
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The amp functions well as a Bluetooth speaker for backing tracks during practice, offering convenience and versatility.
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Features and functionality
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The AI drummer and bass in the Spark app are lauded for their ability to intuitively follow user rhythms in real-time.
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The Spark 40 received a firmware update that significantly reduced excessive bass, improving sound balance.
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It is noted that the fixed FX slots limit flexibility, as modulation cannot be reordered and an EQ pedal requires sacrificing modulation options.
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The Spark amp includes stereo speakers with effects like modulation and delay, enhancing practice sessions with more immersive sound.
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The amp allows for vocal and acoustic practice through separate channels, with channel 2 offering superior acoustic sound quality compared to channel 1.
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The Spark Live's kickstand is praised for effectively directing sound towards the player's ears, enhancing the listening experience.
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The Spark lacks a foot controller, necessitating manual patch changes on the amp or through the app during sessions.
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Value and pricing
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The Spark Mini and Go are noted for their affordability and feature set, surprising users with their performance given the low cost.
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User experience
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The Spark Go is praised for its portability and quick setup, making it especially appealing for spontaneous outdoor practice.
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Users appreciate the Spark Live for its versatility in handling multiple instruments and vocals simultaneously, making it suitable for small group practices.
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Some users report frustration with the app dependency, finding it cumbersome for quick adjustments during practice sessions.
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Comparisons
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Owners who compared the Spark 40 to the Yamaha THR and Boss Katana often found the Spark's initial sound more appealing without extensive setup.
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Compared to Katana 50 MK2, the Spark Live provides fuller and more rounded amp models, requiring less tweaking for in-room sound.
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The Spark is often compared to Yamaha THR and Boss Katana for practice use, with the latter noted for better sound fidelity and tones.
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Software and compatibility
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Concerns exist over long-term app support, but some users reserve old devices specifically for running the Spark app.
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Critic Reviews
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Based on 0 Reviews and 1 Rating
Artist usage
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