sony mdr-1a

I'm looking for pretty flat headphones that have a really good bass extension/response (so perhaps some bloating there is OK) but also don't have a very steep treble rolloff (I don't want to trade more bass for an overall darker sound signature). I plan on using Sonarworks and likely fine-tuning...

So I posted this in the Headphone Full-Size thread and realized I should've posted here. Even though I got some responses there, I wanted to try posting here too to see if anything changes. I haven't been on this forum in a while and (unfortunately) forgot about it when I bought my last pair of...