Page 1. Page 2. Page 3. THE 6SL7GT COMBINES TWO INDEPENDENT HIGH-MU TRIODES IN ONE ENVELOPE. IT. IS DESIGNED PRIMARILY FOR PHASE INVERTER SERVICE. GE 6SL7 Datasheet. If the page is blank click here GE 6SL7 Datasheet. Interesting Books on Amazon. Latest; Popular; Comments; Tags. Main-Decoder.

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GE 6SL7 Datasheet

Appearance, stamps and test data perfect and fresh like new. You need to understand what that does to supplies in stock rooms. What makes this true? Green logo on socket. These are all we have for sale at this moment.

Beautiful photography and excellent information as usual. For half a century, they were regarded crap. The manufacturer has to quality for this approval, and document anything they say and do, and accept unannounced control visits. NOS Siemens appeared suddenly out of nowhere, in massive quantities, in crispy new boxes, that look like made yesterday.

JJ Electronic – 6SL7

Don’t know what that number means. This is a small catalog, please be patient for loading. Very small glass chip inside 1x2mm. Tim C May 26, at 8: A dry, maintained stockroom, has some yearly costs, and people clean it up and look around for free space.

Just take two, and it’s a pair! VinylSavor May 26, at And when space is money, 50 years is a VERY long time. Curves are almost identical to 6SL7, and they will replace any 6SL7. We have still many of those, but people apparently LOVE to wait until they get less, and then jump on the boat at doubled prices. Moreover, this is a black plate tube, and unlike most other 6SL7 I have seen, it has flat anodes.


6N9S = 6SL7 = 6SU7 = ECC35 tube. Double triode

I put the certificate, and original small control slip inside the box. This here is Sylvania, finest ‘s date code, military material.

Well fair enough with me: Usage of photos or text from my blog on other websites or for any other purpose only with prior permission.

Just thought I’d add that the 7F7 is a loctal variant of the 6SL7. A close up of the one with black base:. Was not sold for commercial purposes. Mark May 28, at 2: Stress datasheeh tubes much above maximum limits Higher grid resistor possible From each lot, they have to take a sample quantity.

But honestly, would you today store some 20 years old replacement parts in a stock room, which cost you money, while you see definitely no application for them any more, and you let them in there for 40 more years? Plates are nicely long size, 20mm.

Posted by VinylSavor at They are very nice hifi tubes as well. Newer Post Older Post Home. The printing is so clear and bright, also that looks like printed on it just yesterday too. Another one with black base but shorter glass:. Tung-Sol made these in different variations:. I have never seen NOS Siemens 6SL7 until recently at the same famous auction site where mircales can be bought along with new socks and a pair of shoes.


Another version which only has a different color printing on the base. Now suddenly we get regularly requests, we have regularly sales, even with prices go up, and no new stock arrives any more. Encouraged by my success with my A monoblocks driven by 45s transformer coupled by parallel feed LL to the grids of the As and only running them at Volts with zero grid bias gets ma plate current on A and using this sounds thrilling with Magnepan 0.

This is a tube which needs no selection for balancing. ECC35 has another operating point, but it will fit in normal 6SL7 circuits, since this is a high gain tube and auto bias is functioning very nice with high gain tubes. Read the rest here. These can be in “stand by” for a longer time, which is not allowed for regular 6SL7, as the cathode would get bad from this. And when not, it is false. These lots had to survive decades as forgotten junk. Only visible with the tube top down.