Introducing the Fundamental Series, a collection of skillfully crafted pedals that maintain tonal integrity for professional musicians, while offering user-friendly controls suitable for even the newest effect pedal users. Each pedal in the series features 3 sliders for sound customization and a three-way switch for mode selection. The 8 versatile pedals in the lineup are perfect for every stage of your musical journey, from 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 Distortion Discover the Fundamental Distortion, a dynamic 3-mode distortion pedal covering a wide range of sounds from dark, brooding tones to sharp, cutting leads. Gain - Use the Gain slider to set the amount of gain applied to your guitar signal as it passes through the distortion circuit. Tone - The Tone slider controls the frequency response of the signal after distortion. Sliding below the center boosts highs, while sliding above the center cuts highs. Volume - Adjust the overall output volume of the pedal with the Volume slider. Slide Switch - Change between 3 distinct flavors of the pedal using the slide switch. Each position offers different clipping modes or tone profiles. Dark - Asymmetric silicon clipping with an added high-frequency cut, resulting in a dark and dynamic sound. Si - Classic silicon hard clipping diodes create a compressed and crunchy tone. LED - LED hard clipping diodes deliver a dynamic and crunchy sound. Note: The LED clipping mode will be louder due to the nature of the LEDs. Use the Volume slider to compensate. 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.