Subatomic X-OVER CMOS preamp & Simplifier Bass Master At NAMM 2025, DSM Humboldt unveiled their new bass-focused products: the Simplifier Bass Master and the Subatomic X-Over CMOS Preamp! The  is engineered for versatile, high-performance bass tones. It features 3 modes—Clean, Comp, Hot—with parallel mix, low-pass filter, and a 4-band EQ for precise tone shaping. This is the ultimate bass platform. On the other hand the Atomic is an all-analog, 2-channel preamp designed to produce the most brutal bass tones. It includes 3-band EQ, XLR DI out with cab sim, and FX loop.