Introducing the Fundamental Series, a collection of expertly designed pedals that maintain tonal integrity for professional musicians while offering user-friendly controls perfect for even the newest effect pedal users. Each pedal in the series comes with 3 sliders for sound customization and a three-way switch for mode selection. The 8 versatile pedals in the lineup will accompany you from your first band practice to sold-out arenas. Designed and assembled at Walrus Audio headquarters in Oklahoma City, OK, these pedals can be found at Sam Ash Music. Fundamental Drive Experience the Fundamental Drive, a versatile overdrive pedal that delivers a wide range of tones with its 3-mode switch. This pedal is the ideal tool to set the tone for your entire rig, positioned at the beginning of your chain. Gain - Use the Gain slider to control the amount of gain applied to your guitar signal within the overdrive circuit. Tone - Adjust the high-frequency level reduction using the Tone slider. Volume - Set the overall output volume of the pedal with the Volume slider. Slide Switch - Change between 3 distinct flavors of the pedal, each with different clipping modes or tone profiles, using the slide switch. Smooth - Enjoy a classic soft clipping silicon overdrive that's clean and smooth. Crunch - Experience silicon soft clipping with added hard clipping silicon diodes and a slight low-end boost, resulting in a crunchy and edgy sound. Bright - Utilize silicon soft and hard clipping from the Crunch mode with a pre-clipping low-end cut for a bright and glassy tone. Bypass Switch - Activate or deactivate the effect. Bypass LED - Illuminates when the effect is engaged. Input Jack - Connect a 1/4-inch cable from your instrument. Output Jack - Attach a 1/4-inch cable to your amplifier. 9v Jack - Requires a 9-volt DC, Center Negative, 100mA minimum power supply.