Technics OTL - a honest performer
77.43.10.3 |
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| Posted on November 6, 2009 at 03:53:27 | ||
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Posts: 98
Joined: September 10, 2009 |
The Japanese engineers of Technics had studied a peculiar OTL type that, to my limited knowledge, has not been mentioned in this forum in recent times. I have revisited the original topology (see schematic, where the tube count is the same as the last posted "Modified Futterman"). The overall feedback in this case is 6 dB. Simulated spectra will follow. Best Regards Luca Cellai ecc230 |
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Spectrum @ 1750mA peak 8 Ohm - 6AS7_6SN7 03:58:20 11/06/09
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Spectrum @ 1400 mA peak 8 Ohm - 6AS7_6SN7 03:57:33 11/06/09
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Spectrum @ 1050 mA peak 8 Ohm - 6AS7_6SN7 03:56:45 11/06/09
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Spectrum @ 700 mA peak 8 Ohm - 6AS7_6SN7 03:55:39 11/06/09
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Spectrum @ 350 mA peak 8 Ohm - 6AS7_6SN7 03:54:51 11/06/09
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| Spectrum @ 1750mA peak 8 Ohm, posted on November 6, 2009 at 03:58:20 | |
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Posts: 98
Joined: September 10, 2009 |
Spectrum @ 1750mA peak 8 Ohm ecc230 |
| Spectrum @ 1400 mA peak 8 Ohm, posted on November 6, 2009 at 03:57:33 | |
|
Posts: 98
Joined: September 10, 2009 |
Spectrum @ 1400 mA peak 8 Ohm ecc230 |
| Spectrum @ 1050 mA peak 8 Ohm, posted on November 6, 2009 at 03:56:45 | |
|
Posts: 98
Joined: September 10, 2009 |
Spectrum @ 1050 mA peak 8 Ohm ecc230 |
| Spectrum @ 700 mA peak 8 Ohm, posted on November 6, 2009 at 03:55:39 | |
|
Posts: 98
Joined: September 10, 2009 |
Spectrum @ 700 mA peak 8 Ohm ecc230 |
| Spectrum @ 350 mA peak 8 Ohm, posted on November 6, 2009 at 03:54:51 | |
|
Posts: 98
Joined: September 10, 2009 |
Spectrum @ 350 mA peak 8 Ohm ecc230 |