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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Matched pair with high Ia. This is quite strange to observe, when you take a frame grid tube apart.

This fake testing trick as as simple as it it easy. A partial solution you get from adding an auto transformer Pupin coils at certain distances, but there comes a moment where you need active amplification.


Vacuum Tube Tubw Guide. These tubes used to cost DM when new, I have seen an original price list myself. Of course there are some remaining functions left, amongst which is dust catching yes!

Any “S” versions are rare and expensive. You will find those limits of course in the data sheet. Your username or email address: Like during great heat such as with KT88 tubes. After the war, a pentode with different spec’s was produced also named C3g.


So the only solution is, to re-amplify the signal before it gets too noisy. So really top class tubes have both getters. Tubes like have Zirconium absorbed inside the graphite. With other tubes like EL they are hidden inside the plates. Now knock the tube on the table.

Most have a banderols on it, with a series number, but not all of them have this.

Little Dot Tube Amps: Vacuum Tube Rolling Guide

However little tubes like C3g can not really use the getter any more after activation. So far, I was not able to find the factory specifications for this, but one day, I hope “coincidence” is going to help us out here. And here is another one which appears to be dated C3g preamp tubes dual triode NOS Lorenz.

More refinements More refinements Just entertaining the possibility that the difference might be the vintage instead of the factory Look at the two round plates above the pins. Through the years these were sold, and it seems the German government stocks of C3g and C3m have dried up since or so. So you can always tell if the tubes are still good. Oder ein Phantom wurde in die Welt gesetzt und die anderen haben nur abgeschrieben? 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.


Pa max is 3,5W. But into the mid ‘s, demand for these tubes began to fall, Telefunken and Lorenz ceased production, and Siemens remained the only manufacturer. It is crazy, and you wouldn’t want to know how many EL34 or C3g have been “improved” this way to sell it on an auction site.

However C3m will give that low distortion at a gain of Looking at the datasheet, we could get out 4. The bench was like 1 Meter wide, and the operator had to add plug-in units to it, for C3g or C3m, C3o. Post of Much to the contrary! Yes, I have seen this tube on eBay. What is the reason for auto bias testing? Provided no repeater distorts the message of course.

Headphone Reviews and Discussion – Head-Fi. Cg need no flashing. I have an original price list not a copy. In pentode mode, C3m has distortion figures compared with E80CC, but at much higher gain.

Please provide a valid price range. This is hard to explain in just a few lines.

Take a normal Cathode resistor stage, and use this table. Rajtko kindly sent some pictures of his D3a collection and C3g valves:. This is New Ceramic Tube Sockets. Matched pair C3g tubes. The other is the mica.