Never heard of these. You can usually find measurements of gear online if you search hard enough. This will also give you a good understanding of the actual level of performance. When you say milestones, I’m assuming you’re talking about a flagship product.
Most companies respond well to questions like this. If you’re not sure you could email them.
Audio Science Review is a great place to start...if you want to learn about why measurements matter.
Most companies respond well to questions like this. If you’re not sure you could email them.
Audio Science Review is a great place to start...if you want to learn about why measurements matter.