Go to the tab. Turn the "Mix" to 30% and the "Delay" to 0.40ms. Be careful: playing this in mono (on a Bluetooth speaker) will cause phase cancellation. For safety, roll off the stereo effect below 100hz.
Go to the (post‑multiband) or the high‑band compressor : stereo tool preset
Think of a preset as a recipe. The ingredients are your raw audio files, and the oven is the Stereo Tool software. The preset is the cooking time and temperature. You can have the best ingredients in the world, but if the recipe is wrong, the result will be unpalatable. Go to the tab
Every major radio station has a sonic signature. BBC Radio 1 sounds different from a local smooth jazz station. A creates this identity. A "Rock" preset might emphasize aggressive low-end punch and bright highs, while a "Talk" preset will focus on vocal clarity and presence, cutting out muddy frequencies that make speech hard to understand. Your preset is your station's audio logo. For safety, roll off the stereo effect below 100hz