1. Product Overview
The Positive Grid Spark GO is an ultra-portable smart guitar amplifier designed for practice and jamming anywhere. Despite its compact size, it delivers powerful sound and a wide array of tonal options. It features 33 amp models, 43 effects and pedals, smart app integration with over 50,000 presets, Bluetooth speaker functionality, and a headphone output. The customizable design includes two grille types and a reversible strap, allowing you to personalize its appearance to match your style.
Key Features:
- Ultra-Portable Design: Small enough to fit in one hand, making it ideal for travel and on-the-go practice.
- Versatile Tone Engine: Access 33 amp models and 43 effects/pedals for diverse sound creation.
- Smart App Integration: Connects to a dedicated smartphone app for advanced features, including over 50,000 presets and auto-accompaniment.
- Bluetooth Speaker Functionality: Use the Spark GO as a high-quality Bluetooth speaker for music playback.
- Headphone Output: Practice silently with the integrated headphone jack.
- Customizable Aesthetics: Comes with two interchangeable grilles (woven and hard-shell) and a reversible strap (black/red).

Image: The Spark GO amplifier, a compact device held in a person's hand, showcasing its portable size and woven grille design. This image highlights the amplifier's small footprint, making it easy to carry and use anywhere.
2. Setup Guide
2.1 Unboxing and Initial Inspection
- Carefully remove all components from the packaging.
- Verify that all included items are present: Spark GO amplifier, USB-C cable, woven grille, reversible 2-color strap, and removable protective sleeve.
- Inspect the device for any signs of damage. If damaged, contact customer support immediately.
2.2 Charging the Spark GO
Before first use, fully charge your Spark GO. Use the provided USB-C cable to connect the amplifier to a compatible USB power adapter (not included) or a computer's USB port.
- The LED indicators will show charging status.
- A full charge typically takes approximately 2-3 hours.
2.3 Connecting Your Guitar
Plug your guitar cable into the 1/4-inch input jack on the Spark GO. Adjust the INPUT VOLUME knob to control your guitar's signal level.

Image: A close-up view of the Spark GO amplifier with a guitar cable plugged into its input jack. This illustrates the primary connection point for your instrument.
2.4 Connecting Headphones
For silent practice, plug your headphones into the 3.5mm headphone jack. The main speaker will automatically mute when headphones are connected.
2.5 Bluetooth Pairing and App Installation
- Turn on your Spark GO.
- On your smartphone or tablet, go to Bluetooth settings and select "Spark GO" to pair.
- Download the "Spark GO" app from your device's app store (iOS App Store or Google Play Store).
- Open the app and follow the on-screen instructions to connect to your Spark GO.

Image: The Spark GO amplifier positioned next to a smartphone displaying the Spark GO app interface. This demonstrates the seamless integration and control offered by the dedicated mobile application.
3. Operating Instructions
3.1 Power On/Off and Volume Control
- To power on, press and hold the power button until the LED indicators light up.
- To power off, press and hold the power button until the LEDs turn off.
- Use the INPUT VOLUME knob for guitar volume and the MUSIC VOLUME buttons (+/-) for Bluetooth audio volume.
3.2 Selecting Presets
The Spark GO comes with several onboard presets. You can cycle through them using the PRESET button on the device. For a wider selection and detailed customization, use the Spark GO app.

Image: A top-down view of the Spark GO amplifier, clearly showing the input jack, volume knobs, and preset selection button. This image helps users identify the main controls for operation.
3.3 Using the Spark GO App
The Spark GO app unlocks the full potential of your amplifier. Through the app, you can:
- Browse and download over 50,000 tones from the ToneCloud community.
- Customize amp models, effects, and pedals to create your unique sound.
- Utilize the Smart Jam feature for AI-powered auto-accompaniment (drums and bass).
- Access backing tracks and learn songs with chord detection.

Image: A screenshot of the Spark GO app interface demonstrating the auto-accompaniment feature, where the app generates drum and bass parts to match the user's guitar playing. This highlights a key smart feature for practice.
3.4 Using as a Bluetooth Speaker
Once paired via Bluetooth, your Spark GO can function as a portable Bluetooth speaker. Play music from your smartphone or tablet through the Spark GO's speaker. You can simultaneously play your guitar through the amp while listening to backing tracks or music.

Image: The Spark GO amplifier playing music via Bluetooth, demonstrating its dual functionality as both a guitar amp and a portable speaker. This shows its versatility for general audio playback.
4. Maintenance
4.1 Cleaning
Wipe the exterior of the Spark GO with a soft, dry cloth. Do not use abrasive cleaners, solvents, or waxes. Avoid getting moisture into any openings.
4.2 Battery Care
- To prolong battery life, avoid fully discharging the battery frequently.
- Store the device in a cool, dry place when not in use for extended periods.
- Recharge the battery at least once every three months to prevent deep discharge.
4.3 Software Updates
Periodically check the Spark GO app for available firmware updates. Keeping your device's firmware up-to-date ensures optimal performance and access to new features.
5. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| No sound from guitar |
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| Bluetooth not connecting |
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| App not detecting Spark GO |
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6. Specifications
| Feature | Detail |
|---|---|
| Brand | Positive Grid |
| Model Name | Spark GO |
| Manufacturer Model Number | PGSPARKGO |
| Color | Black |
| Compatible Devices | Guitar |
| Output Wattage | 5 Watts |
| Product Dimensions (D x W x H) | 4.5 x 12.5 x 8.5 cm |
| Speaker Size | 2 inches |
| Included Components | Spark GO amplifier, USB-C cable, Woven grille, Reversible 2-color strap, Removable protective sleeve |
| Country of Origin | China |

Image: A diagram showing the dimensions of the Spark GO amplifier: 4.5 cm depth, 12.5 cm width, and 8.5 cm height. This provides clear physical measurements of the device.
7. Warranty and Support
7.1 Warranty Information
The Positive Grid Spark GO comes with a 2-year warranty when purchased from an authorized dealer. Please retain your proof of purchase for warranty claims.
7.2 Customer Support
For technical assistance, troubleshooting, or warranty inquiries, please visit the official Positive Grid support website or contact their customer service team. You can find more information and resources at www.positivegrid.com/support.
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