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OTL Asylum OTL, Output Transformerless Amplifier User Group. |
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OTL Asylum OTL, Output Transformerless Amplifier User Group. |
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In Reply to: Mystery OTL maybe??? (pic attached) posted by Rich Brkich on February 17, 2016 at 08:12:34:
This is an amplifier that was built by a friend of mine, based on the early MA-1 circuit, but using 8 power tubes per channel. I'm pretty sure it runs series filaments.
If I remember right this amp was built as a one-off about 1985 or so.
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Follow Ups
- Its amazing where these things turn up. - Ralph 09:18:00 02/17/16 (5)
- RE: Its amazing where these things turn up. - AJ 10:54:04 02/17/16 (4)
- He hand-taped the circuit board but had it made at a local shop. - Ralph 11:21:02 02/17/16 (3)
- RE: He hand-taped the circuit board but had it made at a local shop. - Lew 12:02:04 02/18/16 (2)
- Yes, they are REL caps - ruffian 19:55:45 02/18/16 (0)
- I'm pretty sure it was not built with the Teflons; they were added about 15 years ago. - Ralph 12:38:34 02/18/16 (0)
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