Threads 1 to 10 of 10

Forum: Atma-Sphere Tube Amplifier Forum

Learn from Ralph Karsten the Atma-Sphere founder/designer and discuss with fellow owners.

  1. Sticky Thread Sticky: What an OTL is, and why you should care

    Started by Atmasphere, 09-21-2014 04:25 PM
    3 Pages
    1 2 3
    • Replies: 21
    • Views: 8,660
    12-08-2017, 08:41 PM Go to last post
  1. What Cables Are You Using With Atma-Sphere Gear & Why?

    Started by rhopkins, 05-12-2010 01:36 PM
    2 Pages
    1 2
    • Replies: 10
    • Views: 7,339
    10-06-2017, 07:50 AM Go to last post
  2. Differences Between Chinese and Russia 6AS7 Tubes

    Started by rhopkins, 05-12-2010 01:31 PM
    • Replies: 5
    • Views: 10,432
    10-05-2017, 11:13 PM Go to last post
  3. Anyone hear the MA-3?

    Started by caesar, 03-13-2011 06:21 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 9,741
    10-05-2017, 11:11 PM Go to last post
  4. Atma-Sphere MP-1 Mk 3.3

    Started by Brian Walsh, 10-28-2015 08:56 PM
    2 Pages
    1 2
    • Replies: 12
    • Views: 6,792
    10-05-2017, 10:56 PM Go to last post
  5. Atma-Sphere MA-2 Amplifier

    Started by Ron Resnick, 02-28-2017 05:12 PM
    atma-sphere, ma-2
    • Replies: 2
    • Views: 1,948
    05-20-2017, 06:23 AM Go to last post
  6. New preamp called the Ultraviolet!

    Started by Atmasphere, 07-21-2014 10:46 AM
    2 Pages
    1 2
    • Replies: 16
    • Views: 14,722
    03-06-2015, 05:48 PM Go to last post
  7. New Atma-Sphere amp

    Started by Gregadd, 11-14-2012 09:02 AM
    • Replies: 7
    • Views: 5,867
    11-20-2012, 03:17 PM Go to last post
  8. Atma-Sphere Cutting Lathe

    Started by Gregadd, 08-30-2012 12:59 PM
    4 Pages
    1 2 3 ... 4
    • Replies: 32
    • Views: 15,576
    09-10-2012, 02:04 PM Go to last post
  9. Last of the cowboys

    Started by Gregadd, 05-07-2010 04:51 PM
    3 Pages
    1 2 3
    • Replies: 20
    • Views: 11,322
    07-08-2011, 07:20 PM Go to last post
  10. 6080 Tubes or Alternate to the 6AS7 Tubes

    Started by rhopkins, 05-12-2010 01:25 PM
    • Replies: 0
    • Views: 3,898
    05-12-2010, 01:25 PM Go to last post

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