REDDI V2 Dual Mono All-Tube DI 2-Channel Rack Direct Box

A Designs REDDI 1-channel Tube Direct Box

A-Designs REDDI V2 Dual Mono All-Tube DI 2-Channel Rack Direct Box

MP-2 Dual Channel Tube Pre / DI Crazy Big Tone Lives HERE!

SSL Six Ch 500 Series Channel Strip with Mic Preamp, EQ, Single Knob Compressor

Two API 512C mic pre-amps in an A-Designs 500HR 1U power supply/rack

PreSonus Eureka Mono Preamp/Comp/EQ Channel Strip 1U - Cable Included

A Designs REDDI 1-channel Tube Direct Box