SPL IRON Mastering Compressor

Get the full capture pack here: https://tokyostudiocapture.com/product/s-pl-ion-nam-profiles/ (including multiple calibrated profiles) Captured this from a SPL IRON Mastering Compressor in Tokyo. The IRON is not about obvious compression — it’s about refinement. Designed for mastering applications, it shapes dynamics with precision while adding depth, clarity, and subtle tube character that enhances the entire mix without compromising detail. This is a rare and carefully captured set of profiles, offering a level of control and tonal flexibility not commonly found in NAM libraries. Here’s a free NAM profile from the set. IRON – Clean Glue Transparent mix cohesion with minimal coloration. GR: Light / Attack: Light-Medium / Release: Medium / Tube: Low Full pack + demo (gain matched): Included below. Curious how others are using it.