GR Bass Groovy One Channel Pedal Preamp

Powerful Bass Tone, Dynamic Preamp Control & Professional Versatility - The GR Bass Groovy One Channel Pedal Preamp

Groovy delivers real tube warmth, rich harmonics and natural saturation in a compact, powerful pedal built for demanding bass players.

Featuring two distinct drive characters, one classic tube-style and one modern and aggressive, it adapts effortlessly to any musical context.

With two independent XLR outputs, including a pure tube DI and a fully processed balanced out, Groovy offers exceptional flexibility for both stage and studio.

SPECIFICATIONS

Preamp

• Real Tube Preamp
• 4-Band EQ: Low, Mid-Low, Mid-High, High
• V-Filter Switch
• Deep Switch
• Bright Switch
• Independent Drive Section
• Independent Distortion Section
• True Bypass

Outputs

• 1/4" Output
• Balanced XLR DI Pre Output
• Balanced XLR DI Post Output
• Adjustable DI Level for Post Output

Controls

• Drive
• Volume
• Distortion
• 4-Band EQ
• DI Level

Power

• Power Requirement: 12V DC, 500mA, Center Negative
• Power Supply Not Included

Dimensions & Weight

• Dimensions: 16 x 11.5 x 6 cm
• Made In Italy

We are Chuck Levin's Washington Music Center

Since 1958, Chuck Levin’s Washington Music Center has been the trusted destination for musicians and audio professionals across Maryland, Virginia, and Washington, D.C. Family-owned and operated, our legendary music store delivers Everything in Music®—from instruments and recording gear to pro audio, rentals, and repair services.

Our team of musicians and industry experts lives and breathes gear, helping you build the perfect setup for your next performance, studio session, or installation. As an authorized dealer for top brands, we also offer our award-winning CHUCKSCLUSIVE line—exclusive, limited-edition instruments and collaborations recognized with the NAMM Top 100 Dealer Innovation Award for redefining what a music retail experience can be.

Chuck Levin’s isn’t just a store—it’s a community built by players, engineers, and creators who share a lifelong passion for sound. Stop by our legendary Wheaton, MD showroom or contact us anytime for expert advice, product questions, or the best possible deal on your next piece of gear.