Step 3.3 is a fully network streaming preamplifier with transistors. It brings together a Phono MM and MC entry adjustable from the application, RCA and XLR outputs, and playback to DSD256.
Step 5.3 is a network streaming preamplifier with a tube line floor. It brings together a Phono MM and MC entry adjustable from the application, RCA and XLR outputs, and playback to DSD256.