I currently have bitfrost+Lyr combo powering HD650.  I see the HD700 has dropped to $649. Would it be a decent upgrade? I see some people went from HD650 to HD700 and was satisfied.  I want to audition, but there's no local HD700 sellers nearby, so have to rely on other's opinions.

Going to keep the Arcam rDAC since it pairs up nicely with my Arcam A19 amp for my speakers. I will look into those Audio-GD's though. Thanks!

Hey guys,    Been lurking around these forums and learned quite a bit. But now I want some opinions on amping the HD650s. I currently already have the HD650s and FiiO E17+E90K, but now want something better. Looking to sell the E17+E90K to fund the next equipment. I have a budget of about...