op-amp rolling
  1. Burson V5i-D

    Burson V5i-D

  2. AthenaZephyrian

    Little Dot I+ tube and op-amp rolling + recommendations given

    Testing was done on Soundmagic HE400i headphones, carefully EQ'd to be roughly linear. I used an HRT Music Streamer Soundmagic II for this test. Tubes: 6JI tubes (one of which burned out after 56 hours): Stiff, dry and congested in the centre-mids, and ran hot in the upper-mids/lower treble...
  3. AthenaZephyrian

    Very-low-voltage op-amp rolling (for Little Dot 1+)

    I'm figuring out optimal op-amps for my Little Dot I+. It supplies two parallel lines of 3.7v--so 3.7v--to the op-amp. There's less info on many choices rated for such a low voltage than for more typical voltage floors. It seems that running a higher-voltage op-amp--the OPA2107AP for...
  4. AthenaZephyrian

    Detailed, airy, aggressive rolling options for Little Dot I+?

    Hi all, Just picked up a Little Dot, and some matched GE 5654W's for it, and kinda like them, but found that, while the stock 6JI's are too forward in treble and upper mids (among other faults), I did find the 5654's a bit too laid back in comparison. I found the amp to be a bit veiled...
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