E88CC DATASHEET PDF

Your description about these tubes on your website fits perfectly. Everything sounds so smooth, 3-dimensional and musical. This is one of the biggest improvements I ever had in my system. This pair of tubes is neither microphonic, nor noisy.

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Kiramar These are no JJ Tubes. All others are gone, gone, gone. This was told to me by a retired Telefunken Ulm Employee, so I think this is very reliable information. If you want a single you can only take the ones we have, we can not break up a pair for it.

Even with top-name amplifier manufacturers we see the same old errors, resulting from arrogancy, like not reading a datasheet. Very good selected, and this batch has very datashewt test values. Interesting detail with the tube box.

Is your ECC88 microphonic? Low noise version of 6N1P. Unfortunally a big item particularly with this tube number. Used, but look and test like new. Please note with some not with all the print text has suffered somewhat from storage. Read this table from the beginning. You can order any pair you like, as long as we have it available. Strangely so, but I see it over and over again. Meaning they are EI tubes.

Frame grid wires can be as thin as 10um, which is technologically speaking a masterpiece of fine mechanics. The frame grid wire is so thin, when you open up a defective tube, you can not see it with the bare eye. They were supplied with first class tubes by the manufacturers, and the country of origin is always printed on the tubes. This is a very critical one, and can cause a good tube to get defective, or give hum, sparks or other noise, when exceeded.

This batch had very good values. Here is a Link to all test reports. On internet auction sites, tubes are re-labelled, retro-gold plated, re-branded and used tubes are put in re-printed new boxes with the stamps ne-newed.

Now of course manufacturers could still sell such tubes on the commercial market, but the military refused to take those. This is the reason why JAN tested tubes are so often agvailable as commercial tubes also!!

Used tubes of this type generally have more hum and noise. Now that EI is closed sinceprices of EI tubes are expected to soar.

To give you an idea, the size of a large bacteria is 5um. ECC88 Datasheet PDF — What is best, we had a small lot, and we have been able to select them all in perfectly balanced and matched pairs. JAN Testing is a military proces for lot qualification, which makes sure that weak production series will not pass as a whole. The frame grids have generally better parameter stability, lower noise and lower hum.

When frame grid tubes, we write it in the description. Dstasheet, only one tube left. They are waiting for you there. TOP Related Posts.

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Large dimension ECC88, with higher dissipation. Electrically not compatible! Tube fraud: Unfortunally a big item particularly with this tube number. On internet auction sites, tubes are re-labelled, retro-gold plated, re-branded and used tubes are put in re-printed new boxes with the stamps ne-newed. Lucky on internet auction sites. They are waiting for you there. This is not possible for the most wanted part numebrs.

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Kiramar These are no JJ Tubes. All others are gone, gone, gone. This was told to me by a retired Telefunken Ulm Employee, so I think this is very reliable information. If you want a single you can only take the ones we have, we can not break up a pair for it.

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