With the Positive Grid Spark PSU, the Spark is always reliably ready for use. The power supply unit specially developed for the Spark delivers exactly the power the amp needs: stable, safe and can be used anywhere in the world. Thanks to the wide input voltage range of 100 - 240 V at 50 - 60 Hz, the power supply unit is ideal for the rehearsal room, stage or when traveling. The 19 V / 2.5 A output ensures a constant and efficient power supply.