When people ask about my mastering work, the conversation often comes back to one detail: I have synesthesia. When I hear sound, my brain produces an involuntary visual response. Here's what that means for the records that come through my room.

Transformer saturation in mastering isn't a fixed coloration. It's a conversation between the iron and the program material. Here's the physics behind why, and how to listen for it.

The Variable Mu Compressor is the last thing that touches a master before it leaves my room. Here is what it actually does, why I use it at 1dB of gain reduction, and why that is enough.

In mastering, transformers shape tone through subtle, level-dependent interaction rather than gain. My custom Big Crunch Transformer Box lets finished mixes pass directly through selected vintage iron, adding density and cohesion without sounding processed.

A purpose-built mastering tape machine from The Hit Factory, with confirmed Otari delivery records, mystery modifications, and the philosophy behind when tape actually earns its place in a master.

A stereo Pultec-style mastering EQ custom-built by Manley Labs in 1997 as a one-of-a-kind commission for mastering houses. Serial number MSPEQ013 is, as far as EveAnna Manley can confirm, the only unit of its kind in existence.

The ITI MEP-130 is where parametric equalization began. This is the complete history of serial numbers 001 and 002, from Baltimore Polytechnic Institute to Hunt Valley, a knife in an office door, Baltimore Harbor, a Craigslist listing, and a phone call with Burgess Macneal at 86.

Step-by-step explanation of a hardware mod to improve API 2500 stability and performance in mastering workflows.

A technical guide to modifying the Dangerous Compressor’s sidechain using passive high-pass cables to shape dynamics.