Thankyou I will research these now. Anybody want to recommend one of the three suggestions? Also your suggestions all stay under $300. Is this because hd650s do not require dac and amp in a higher price range? If so, I still have $300 to play with.

Hi all,   Here's the nuts and bolts of it.   Headphones: Sennheiser HD650 new.   Source: Toshiba Laptop   Budget: AUD $600.00   First post to this forum. I may have gotten a little carried away and I now have a pair of Sennheiser HD650s on the way. I have made this purchase...