Usually, I would say that most SMD devices do not require much component burn-in, but here again comes the age-old debate of capacitor burn-in --- the BAB uses two big Mundorf MCaps... maybe they have a factor, especially if they are in charge of the low-pass he is inherently built into every single Class D. Even though I am not really a big believer in burn-in, I decided to let it run, and it did seem