mechtech
Head-Fier
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- Aug 1, 2007
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But regardless, he should at least have a cheap amp/external sound card. ?Integrated laptop audio is generally low quality, and won't let the HD-650 perform up to its full potential.
Originally Posted by mechtech /img/forum/go_quote.gif But regardless, he should at least have a cheap amp/external sound card. ?Integrated laptop audio is generally low quality, and won't let the HD-650 perform up to its full potential. |
Originally Posted by JaZZ /img/forum/go_quote.gif I say without a ~$3500 DAC and a ~$4000 balanced amp + $400 cable the HD 650 won't show its true potential. . |
Originally Posted by xcluded /img/forum/go_quote.gif what if it is running from a computer (through sound card) ? |
Originally Posted by jcx /img/forum/go_quote.gif I really don't think the Gilmore Lite should be the 1st suggestion for someone to appreciate the full capabilities of the HD600/650 - it simply doesn't have the V swing capablility to drive the higher Z headphones to their full potential HeadAmp specs their Gilmore Lite output swing at 15 Vpp => 5.3 Vrms looking at the circuit I think this could really be the clipping limit - the Lite circuit is very wasteful of supply V the HD650 specs work out to ~100 dB/V 5.3 Vrms gives ~ +14 dB power re 1 Vrms this gives ~ 114 dB SPL at HeadAmp's output V swing spec Probably good enough for most listening, but “rocking out” at live event levels could still clip look up Dynamic Headroom, peak SPL of well recorded music before naively pointing out that even 100 dB is "too loud" - only as a average listening level HeadWize - Article: Preventing Hearing Damage When Listening With Headphones (A HeadWize Headphone Guide) Silk: CuteStudio Ltd. Audio, electronics, graphics and embedded software see the original Headwize article for Gilmore's own suggestion to raise the supply V - the Gilmore Class A was intended as a 32 Ohm headphone amp – perhaps Justin could mod one for higher V |