Noise-free and very affordable!
The Radial ProDI Passive Direct Box uses a proprietary transformer for both impedance conversion and isolation for ground loop hum and buzz elimination. Linear from 20Hz-18kHz, with low distortion and virtually zero phase distortion. The DI Box features XLR and 1/4" thru/input, -15dB pad, and ground lift. Heavy-duty construction. 600-ohm balanced output. 2-1/2" x 4-1/4".