Using Spark MINI

Last modified on: 3/15/2024, 5:41:37 PM

This page describes how to use the Positive Grid Spark MINI.

Using Spark MINI as a guitar amp

Use Spark GO as a guitar amp
  • Plug your guitar into the Guitar Input jack on the top control panel.

  • Select one of the four presets available and adjust the volume by using the Guitar Volume knob on the top control panel.

  • To access more tones and create your own, download the Spark app searching for “Spark amp” in the App Store or Google Play or using the QR code below:

QR Code to download the Spark App

Using Spark MINI as a Wireless Bluetooth® Speaker

To stream the audio to Spark MINI, first, you have to pair your mobile device with Spark MINI.

Use Spark GO as a Wireless Bluetooth® Speaker
  • To connect to Spark MINI for the first time, turn Bluetooth® on in the settings of your mobile device, and select "Spark MINI audio" from the list of scanned devices.

  • Spark MINI will automatically pair with the last device it connected to. If the last device is not available, Spark MINI will automatically connect to a device that has been previously paired.

  • To pair a new device, press the PAIR button on the rear panel, turn Bluetooth® on in the settings of your mobile device, and select "Spark MINI audio" from the list of scanned devices. The Bluetooth Indicator will start to blink.

  • Go to the system settings of your mobile device, and search “Spark MINI Audio”.
  • Tap on it and Spark MINI will be paired up.
  • Once they are connected, the Bluetooth Indicator of Spark MINI will be a constant blue

USB Audio

  • With Spark MINI turned off, connect to a computer via USB with the included USB cable. Turn on Spark MINI and select “Spark MINI USB Audio” as the recording/ playback device.

  • Adjust USB playback volume in the media player settings on your computer.

  • Adjust direct guitar monitoring with the Guitar Volume knob.

Headphone/Line Out Port

Headphones / Line out on the MINI
  • The 3.5mm headphone/line out port on the rear panel can be assigned as a stereo output for connecting headphones or speakers with a stereo input. It can also be used as a mono output for connecting guitar amps, powered guitar cabinets, mixers, or audio interfaces.

Stereo Mode

For headphones or speakers with a stereo input. (This mode is on by default)

Stereo Mode

Mono Mode

For guitar amps, powered guitar cabinets, mixers or audio interfaces with a mono input.

Stereo Mode
  • Output mode options can be found in the Spark App settings.

Tuner Mode

Spark MINI comes with an on-board standard chromatic tuner, please refer to the information below on how to use it.

Tuner mode
  • Hold the PAIR button to enter tuner mode. The four preset LEDs will all blink 2 times when entering the tuner mode.

  • While in tuner mode, the 4 Preset LED’s will measure the note being played.

  • To exit tuner mode, press the PAIR button or Power again. The four preset LEDs will all blink 2 times when exiting the tuner mode.

  • The Spark App will also be triggered and sync to the tuner mode if it’s connected.

Standby

Tuner mode

No signal detected

Note too high

Tuner mode

The note detected is sharp

Note too low

Tuner mode

The note detected is flat

Note in tune

Tuner mode

The note detected is in tune

Music Input Priority (Aux In / Bluetooth Audio / USB Audio)

  • Spark MINI accepts 3 different input ways (Aux In / Bluetooth Audio / USB Audio) to stream music, but please note that you can only use 1 input at a time. If the 2 or 3 of them are connected to Spark MINI at the same time, only one of the inputs will work properly.

  • Aux In will be prior to all the inputs. The 2nd priority is Bluetooth Audio, and the 3rd is USB Audio. If your music input is not working properly, please make sure there is no higher priority input occupying.

LED Indicator Status

StatusPower IndicatorBluetooth Indicator
Battery chargingBlinking Red/Green
Powered on or fully chargedSolid Green
Low BatterySolid Red
Empty BatteryRed blinking 3 times
Bluetooth Pairing ModeBlinking Blue
Bluetooth device connectedSolid Blue
Factory reset modeBlinking white
Temperature warningFast blinking RedFast blinking Red
Tuner mode

EQ Scenario

EQ Scenario is a set of EQ curves that have been curated by Positive Grid to provide the best listening and playing experience for the Spark MINI based on the type of music and instrument you’re listening to and playing through.

  1. Open the Spark app and connect to your Spark MINI’s Tone Control and Audio connections.

  2. Go to the Menu page and tap on your Spark MINI at the top of the page to enter your Spark MINI’s Device Detail Page.

  3. Enter the EQ Scenario Menu.

  4. Tap on your desired option

  • Balanced Optimized for a balanced experience for all music genres and multi-instrument playability.
  • Rock Highlight electric guitar presence with more harmonic richness and treble excitment. Tailored for overdriven guitar tones and rock music.
  • Acoustic Provides more warmth and richer wood resonance. Suitable for bot acoustic guitar playing and softer music listening.
  • Bass Forward bass with more low end and extension. Best for bass player and music with beat and rythm.
  1. Once selected, leaving the page will save your selected mode.

Power Settings

Power Settings will allow you to adjust Spark MINI’s Auto Standby and Auto Shutdown features to save battery life.

  1. Open the Spark app and connect to your Spark MINI's Tone Control and Audio connections.
  2. Go to the Menu page and tap on your Spark MINI at the top of the page to enter your Spark MINI's Device Detail Page.
  3. Enter the Power Settings Menu.

You may adjust the following two options:

Auto Standby Spark MINI will automatically enter a low power state after a set amount of time has passed where no audio is detected to preserve battery life. The time it takes to enter standby mode can be adjusted in this menu.

Auto Shutdown Spark MINI will automatically shut off after a set amount of time has passed where no audio is detected. The time it takes to automatically shut off can be adjusted in this menu.

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