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17th October 2007, 04:24 AM
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#1 |
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diyAudio Member
Join Date: Mar 2007
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Vietnam tube amplifier festival
Hello everybody.
Recently, the DIY tubey movement in Vietnam become stronger than ever, with the advantage with huge stock/tube military source available since Vietnam war. Last September, the 2nd festival for Viet tubey have been held at Hochiminh city with more than 200 visiteors as well as 15 big amplifiers from whole country. Fyi, because the requirement for participation is DIY amplifier stronger than 15W, therefore we funny named the festival is "Sumo contest" Below is some snaps we would like to share :
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17th October 2007, 04:25 AM
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#2 |
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diyAudio Member
Join Date: Mar 2007
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Fifteen athletics from the country
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17th October 2007, 04:26 AM
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#3 |
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diyAudio Member
Join Date: Mar 2007
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Some samples of nice amplifiers attended :
OTL amplifier using 20 tubes 6H13C
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17th October 2007, 04:29 AM
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#4 |
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diyAudio Member
Join Date: Mar 2007
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845 Single ended, using Tango OPT
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17th October 2007, 04:30 AM
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#5 |
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diyAudio Member
Join Date: Mar 2007
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211 RCA push-pull, Audionote OPT
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17th October 2007, 04:32 AM
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#6 |
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diyAudio Member
Join Date: Mar 2007
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813 mono block
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17th October 2007, 04:33 AM
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#7 |
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diyAudio Member
Join Date: Mar 2007
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833 Single ended.
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17th October 2007, 04:39 AM
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#8 |
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diyAudio Member
Join Date: Mar 2007
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All apmlifier have been tested the specification .
Volume level also fixed to ensure the sound from speakers are same. The reference systems for blind test: Speaker : JBL 4344 monitor CDP : Teac 50
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17th October 2007, 04:41 AM
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#9 |
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diyAudio Member
Join Date: Mar 2007
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The judge team consistes of pro-audiophile
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17th October 2007, 04:43 AM
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#10 |
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diyAudio Member
Join Date: Mar 2007
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Now is the result :
833 Single end : best designer.
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