Author Archives: admin

Sansui BA-2000 Rebuild and Modification

Here is a Sansui BA-2000 that has been rebuilt using driver and ops boards designed by VZaudio.  These are updated BA-3000 boards using modern devices. Read the article Please follow and like us:

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Blackbird/Rebuild-Now BlueBird?

I have used all the components from the “Blackbird” speakers that I built in 2010. The original cabinets were just to heavy an hard to place in most rooms so a few years ago I built some temporary cabinets for … Continue reading

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New Projects and Updates.

With work and my on going audio projects I have neglected my WordPress Audio page but I have documented several of the amp and speaker projects I have been working on and will be posting them over the next weeks. … Continue reading

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Tubelab SPP with Paralleled 6HB6

Tubelab SPP with Parallel 6HB6 I used a SPP board from Tubelab and modified it for 6HB6’s. I added another board so I could parallel the 6HB6’s but then it sat on my bench for nearly a year. I took … Continue reading

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Sansui QA-7000

    I had been thinking about the new 2-way Accuton speaker project, Catherine named “Tall Blondes with Beautiful Voices”, which will require 4 channels of amplification, one for each driver and I remembered the quad amplifiers from the 70’s. … Continue reading

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The Tall Blondes w/ Bella Voce

I built a prototype/test cabinet for the Accuton speaker. I like the look of stacked plywood construction.  I have seen it called paralamb or translamb construction. I cut templates, then cut pieces close to size and fastened the template to … Continue reading

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New Accuton Speaker Project

I have collected parts and designed a translam speaker cabinet for a 2-way using an Accuton C30-6-358 cell tweeter, Accuton C173-6-191E mid/woofer and 2 Accuton P173 passives.  I will be using the crossover function included in Channel D’s Pure Music … Continue reading

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Opus 5.0 – A Modern Mullard

    The Opus 5.0 a modern Mullard amplifier using 2 KT88 output tubes per channel. The circuit was designed by SGregory and DIYAudio friends. I contacted him 3 years after he designed the amplifier and he told me it’s … Continue reading

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Jungson Hedo WG1 200 Integrated Amplifier

The Jungson Hedo is a 200W per channel class A integrated amplifier. Beautiful, powerful and a joy to listen to. read more Please follow and like us:

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Tubelab SE

This amp was built using Tubelab.com circuit board.  This version uses type 45 triodes as outputs and mosfets for driver support.   Read more Please follow and like us:

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