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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="cv"] I've only heard the 801 in class A2, but I can easily imagine that the 10Y or 801 with nickel output would offer the purest possible sound in the 1k-10k range, such that it is the S2's true voice you are hearing. It's something ...
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[quote user="nl"] Gordon Rankin of Wavelength Audio did a series of one-stage DHTs with a step-up transformer input about ten years ago. I think they were called the Mercury series. By all accounts, they sounded good, but of course had limited gain, ...
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As much I did not answer back then as much I do not have it
now. The gas tube I never changed. Well, as I moved out of city in 2010 I did changed
them but not because I need but because I was “reviewing” the system sort of
speaking. The 12AX7 in p...
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[quote
user="anthony"]Hi Romy,
Further to my earlier message, I've measured the bias
voltages for the driver tubes in all Channels.
A -4.3V not adjustable
B -13.82V not adjustable
C -4.8V not adjustable
D -4.2V (ran out of potentiometer travel...
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Something had changed very positively with multi-amping. I am not quite sure if it is because the full multi-amping of the specific of the implementation but it is what it is. The entire dynamic relationship between volume of a given tone and the ton...
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OK, it took for a while but at this point I have nailed down all design aspects of the new 6-channels Super Milq, and particularly its input stage. I have listen and evaluated all solutions that will be implemented in there; selected, appraised and o...
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[quote user="AnonymousUser"] Sorry for the delay but my computer is down! I would like you to tell me squarely why your amp sounds to your ears better than the lamms tenors and the likes! what is if you prefer the impact of yur driver stage compared ...
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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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