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| Romy the Cat's
personal site dedicated to advanced audio and evolved music reproduction
techniques
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I have listened to EAR DAC 4 in two systems.Specification:BNC/AES SPDIF input , no serious jitter rejection , no Digital processing , no op-amp , wolfson DAC 8741 , transformer coupled ECC88 output tube stage (5v output with analog volume control to ...
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[quote user="ArmAlex"]Dear Romy,Try EAR 312. it may help.[/quote]There is a very little info about the EAR 312 and I do not know if it is “stronger”.
Wherever I looked I was not able to find the output impedance numbers. It looks like the preamp us...
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[quote user="drdna"]What specific objectives did the air caps address in the circuit? You refer to the tempted virtue sound but I am unsure as to the goals that you were trying to achieve with this circuit alteration?[/quote]Adrian,
I what wro...
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[quote user="ArmAlex"]Dear Romy,Try EAR 312. it may help.[/quote]There is a very little info about the EAR 312 and I do not know if it is “stronger”.
Wherever I looked I was not able to find the output impedance numbers. It looks like the preamp us...
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[quote user="Brian Clark"] Whereas I do. deParavicini's worked on designs in Japan over several years and became familiar with the research going on there in the Seventies which culminated in identifying the HD decay-spectrum as a key indicator...
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Hi Dima,Do you know if this is similar to the approach Tim de Paravicini took in his direct-coupled amp placed inside a Quad? I'm currently using Quad speakers (I gave up on the horn approach through sheer frustration) and it seems to me that this is...
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[quote user="manisandher"]Hi Dima,Do you know if this is similar to the approach Tim de Paravicini took in his direct-coupled amp placed inside a Quad? I'm currently using Quad speakers (I gave up on the horn approach through sheer frustration) and i...
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[quote user="decoud"]For what it is worth, unless you are irradiating a concert hall, the SH50 is perfectly adequately driven by a 15W single 845-based SET, and I will shortly find out what it sounds like with a full range Melq. [/quote]Probably 15W ...
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Romy,It is possible that he is concerned about people in the big Asian country near Japan taking these various ideas and producing knockoffs or even worse upgrades to his basic design. It is revealing that he says "intellectual deprivation" rather th...
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When you use more than one set of outputs in a pream many BAD
preams will die, but this is also would be depending of the power amps’ input impedance.
If two sets of long interconnects caused
sound degradation then it was not bad preamp but VERY ...
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