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Valvo PCC88 Silver Shield

Valvo PCC88 Silver Shield

So here’s how they score (IMO, YMMV, ETC)… Tester: TC154.

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Siemens PCC88 Silver Shield

Siemens PCC88 Silver Shield

So here’s how they score (IMO, YMMV, ETC)…

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Miniwatt PCC88 Pinched Waist D-Getter ’57

Miniwatt PCC88 Pinched Waist D-Getter ’57

I like these – very much Very quiet, dynamic with good extension top to bottom. Very balanced – bass, mids, and highs are just right. Very dimensional. One thing I noticed that’s hard to describe. They have a very natural, analog sound to them. Made in 1957, these tubes pre-date the dominance of transistors, so have a different ‘tuning’. Every tube roller needs to, at least once – experienced a...

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Matsushita National 7DJ8

Matsushita National 7DJ8

Here’s what Kevin Deal has to say about these… The sound?  I used them here in a Cary SLI-80 Signature F1 and it was just like I remembered.  The midrange is similar to a real Telefunken 6DJ8, but with better extension on top and bottom.  There is a sense of humanity that is exhibited by the best in new old stock (NOS) tubes. I’ve found this to be fairly accurate. This is a very smooth, non-fatiguing tube. Not...

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Valvo PCC88 D-Getter

Valvo PCC88 D-Getter

So here’s how they score (IMO, YMMV, ETC)…

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Lorenz Gray Shield

Lorenz Gray Shield

Stuttgart Germany made Lorenz tubes are rather obscure similar to Valvo Hamburg made tubes. These are the real deal, and are on the brink of becoming completely obsolete. Only one vendor currently has a couple, and I challenge you to find anything on the internet about this tube. All of this is a real shame, as you’ll be hard pressed to find a better tube. Early on, Lorenz manufactured tubes in their Stuttgart Germany plant. After...

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