EarthQuaker Devices ZEQD-Pre Tube Preamp Trombones Whether you're a beginner or

Whether you're a beginner or rediscovering your musical passion

The playability is beautiful

tines and cymbals

or you just want to hear the difference

Start playing in minutes

EarthQuaker Devices ZEQD-Pre Tube Preamp Trombones Whether you're a beginner orA collaboration between EarthQuaker Devices and Dr. Z Amplification This all analog tube preamplifier brings together EarthQuaker Devices innovative pedal design and Dr. Z Amplifications decades of tube amp expertise. With a passive three band EQ, professional headphone output, balanced XLR output, and onboard analog cabinet simulation, the ZEQD Pre delivers authentic tube warmth and dynamic response in a complete analog amplifier system that fits