Results 1 – 36 of 36 Free Shipping on many items across the worlds largest range of C3g Tube. Find the perfect Christmas gift ideas with eBay. Buy C3G vacuum tubes online, in stock and ready to ship! Find reviews, data sheets and specs to upgrade your tube amplifier. Built specifically for the German post, these are special quality – 10, hour pentodes for use in AF and RF circuits. This really is the ULTIMATE preamp tube.

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Now suppose you don’t want to use repeaters, this is not going to work. That is Euro.

Perhaps they were they all manufactured in the same factory? Take a C3g, which is reasonably good, but you sacrifice it for this experiment. Guaranteed 3 day delivery. The problem is, a long distance telephone cable is a noise generator, and an attenuator too.

Dort berichtete Herr Alexander K. Obviously, cost was no issue with those, and that’s logical since with those you could for instance work with a cable that had a bit higher loss, and add repeaters inside to compensate that. So you started to speak very loud into the phone, but that didn’t help much, and I remember people in the offices would try to look important, by shouting into the phone with long distance calls. Apr 1, at 6: Frame grids generally give better quality tubes, though it must be said that the quality of C3m is just as superb, and I make the statement here for C3g and C3m, that there is no better tube available of the same kind.


But final judge should be my ears. You will find those limits of course in the data sheet. Auto bias is intended for tubes that have good parameters by design anyway, but we want to know if the tube is at the end of life, or perhaps like new.

Siemens C3g Vintage Tube & Tube Socket | eBay

Perhaps, every last one of them were manufactured by Siemens, and the construction differences between my Lorenz and Siemens are due simply to different manufacturing dates Provided no repeater distorts the message of course. However little tubes like C3g can not really use the getter any more after activation.

Rajtko tjbe sent some pictures of his D3a collection and C3g tkbe High Amplification, low noise, long life, no distortion, small size, low filament power. This is quite strange to observe, when you take a frame grid tube apart. However, here is another one that looks like the Lorentz?

So a standard Pack of those had the price of two new cars.

Here you can see C3g has cost DM for one. Go od applications for these tubes are: So that is additional to the Barium getter ring or plate. More refinements More refinements A new tube, with too much plate current in auto bias, that should better not happen. Such that you deform the inner structure, but not damage the tube totally.

Every product will be tested before we send out. Dies deckt sich mit der aus der Liste von gemachten Angabe “Flachboden”.

Don’t know what to think Item Location see all. More details in the official Telefunken data sheet. Collection of Stig Comstedt S. Same as with ECC81, 82, 83, there is c3g and c3m. The sending person can not shout any louder as maximum, and suppose you tbue all at the other end of the market place, it will not help to amplify what you receive with amplifying equipment.


Other class quality otherwise equal: These are those tubes with a barcode label on them. This would logically mean, these are selected out of normal production. Things looks a bit “unsharp” when you look though.

Little Dot Tube Amps: Vacuum Tube Rolling Guide

If these are marked “S-Version” it can not be true. As best I can tell, all these tubes with shiny black cans appear to have been manufactured in the same factory in the ‘s.

If the days come where fube only can buy used one, it’s no problem too, since the end-of-life is clearly specified in the data sheets. This is hard to explain in just a few lines.


The unit had lots of knobs and instruments on it. Zirconium getters can have various appearance. Do not pay too much attention to this now, I will make utbe measurements later, when I have the AT set up for C3g, and then I will see what is the selection is exactly about. Best photo of a C3g: