In Reply to: Lynn Olsen designs vs. others posted by KurtP on March 11, 2007 at 16:33:40:
I realize this post is going to cause a lot of folks to think poorly of me, however.Having built all of the magnetics in Lynn's Karna amp, I can attest to their complexity and level of performance. I doubt that anything short of the massive HV SE amps can compete with the Karna in detail, musical expression, micro and macro dynamics and size. The latest version is now using Gary Pimm's SS CCS and separate B+ transformers for 2A3 and 300 B B+ stages. Lynn has also switched his input splitter to Tribute's excellent toroid. If you email me I will provide you with the schematic of this latest version. If you are seriously considering making these amps you must contact Gary Pimm and discuss the unusual ground plane solutions required and I can provide you with his email address.
Lynn's Amity amps, as have been built by Gary Dahl and many others, are somewhat easier but without the 35 watts of clean audio power the Karna provides. more in line with the 20 watts suggested by other posts. They are extremely musical and are well suited to the same level of efficiency you are dealing with.
If you are ready for a challenge there are two other brave souls currently on planet who are either building or planning to build the Karna's, so there will be some folks to discuss solutions with, in addition to Lynn, as he heals his broken leg, Gary Pimm and myself.
Bud
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Follow Ups
- Karna vs Amity - bpur 19:40:44 03/11/07 (9)
- Re: Karna vs Amity - KurtP 21:40:23 03/11/07 (8)
- Re: Karna vs Amity - Jim Womble 10:15:17 03/12/07 (0)
- Grounding issues - bpur 22:59:28 03/11/07 (6)
- Chassis - why not two monos? - andy evans 06:12:28 03/12/07 (3)
- Re: Chassis - why not two monos? - bpur 09:15:17 03/12/07 (2)
- Good Grief !! - KurtP 11:31:33 03/12/07 (1)
- Re: Good Grief !! - bpur 15:23:05 03/12/07 (0)
- How are your EL34s connected? - Ray Moth 23:59:12 03/11/07 (1)
- with little tiny wires..... - bpur 00:40:53 03/12/07 (0)