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| Romy the Cat's
personal site dedicated to advanced audio and evolved music reproduction
techniques
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[quote
user="anthony"] Firstly, the -200V Bias supply takes ages to come up
to voltage but it does get there...no issues for the +200V side, it charges is
200uF caps almost instantly, but 9,000uF on the negative side takes almost 90
seconds to ge...
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[quote user="anthony"]I woke up this morning to have the brightest thought that my DHT issues are probably caused by how I have wired up the filament transformers. [/quote]After rewiring the filament transformers this morning, I have spent all day tr...
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I do not have a lot of equipment that uses vacuum tubes I have a phonostage and power amp that are tube based. The phonostage used 12AX7 that in there from 1999 and I think they will survive me. The power amp use gas tube 0A2, the output triodes 6C33...
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Would anybody recognize who manufactured those 0A2 regulators?
Since I use them quite aggressively, I picked at MIT's fleamarket a few dozens of them dirt-cheap. The tube looked suspensions. Then marked as Amperex, Made in England and National Elect...
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Looking at my current 834PT phonocorrector I decide do not convert it into the “End of Life" Phonostage as it is good as it and I would like do not ruin it – I will always take advantages of a good MM phonostage. I took the Expressive Technologies ET...
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This post is a derivation from the following post:
http://www.romythecat.com/Forums/ShowPost.aspx?postID=11797#11797
What is interesting is that I have a few the same types of shields for small 7 pin gas tubes and I have tried tho...
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I think industrial grade Arcotronics KP172 (from RS components ?), film and foil. I use them also as output coupling caps (2x0,47u)
Other changes I've made, not commented in my posts here:
...
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Here is the general specification for the parts that I used. The selection of the parts implies some liberty of course. It will be your amp after all, not mine - do whatever you wish. In some case when I feel that requirement is critical I will stres...
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[quote user="anthony"]I woke up this
morning ….[/quote]
It was funny that you named it “In my dreams”. Whan I was “designing”
and building the Milq I had a lot of dreams about the problem I had. I am not
am amplifier designer or some kind of DIY ...
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Copyright © Roman Bessnow 2004-2024
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