Hey, many thanks for your in-depth answer! Didn't mean to take so long to reply.   Forgive my lack of technical knowledge in this area (seriously wish I'd paid more attention in physics class). So in regards to the impedance matching of amp + DAC, is there any rule of thumb? As the DragonFly...

Hi, first post.   I'm currently weighing up whether to get the Little Dot I+ to amp my Grados. I'm currently on the SR80i but will probably upgrade to the SR325is in the future. The Little Dot is meant to be a good match for Grados but I'm wondering if it'll be any tangible improvement on...