KT a. f. beam pentode. Base: OCTAL. Uf = 6,3 V. If = 1, 6 a. Typical Characteristics: Ua. = V. Ug2. = V. Ia. = ma. Ig2. = max. KT BEAM PENTODE. V INDIRECTLY HEATED. ISSUE 2. MARCH, The KT88 has an anode dissipation of and is primarily designed for the. given as a guide only – please refer to original manufacturers data sheets to ensure that a substitute is safe and appropriate for your application. KT88 Ratings.

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The end of the evaluation is the KT88 and the crown is the EL Adtasheet is really BIG business is China. The boxes and printing, and optics are perfect quality. Perhaps somebody will smell money and re-start it again, it may happen. What follows is only my personal opinion, from selling tubes since the last 20 years.

They supply not really cheap, but for that you get perfect material. We sell most tubes into the guitar amplifier market. The TT21 and GU50 tube. So they just blast away all graphite, until a solid part is left that is actually is as fine as a tube grid, with very fine “wires” of graphite. Peak plate datssheet is 55Watt.


This they do with an oriental smile on their face, and you get screwed of course. Of course each side invented their own tube sockets, as if there were not enough of those yet. These dataxheet not exist, but the holy grail most be somewhere.

For them, something that “works” good is a fine product. Amazing quality Russian military old stock.

KT88 @ The Valve Museum

Check articles from the menu to find out who is the father of OTL. They’re not for sale. The other way around doesn’t work, like giving them a real good price and expect real good stuff. The ratings are roughly the same as the 6L6GC while the A has higher ratings.

You need to know a few things here. With that information, your tube dealer can test what is a good tube, and what is a reject. Just touch this grid, and it breaks.

Model: BTP-KT88

Shuguang KT88m, this time with black coating, purpose of the coating unknown. Most realistic good choice: Here is a close up from the above tubes. Particularly that is so characteristic of this forum. Another very raw fake.


TDSL Tube data [KT88]

What a BIG mistake that was from Tesla. Beautiful coke bottle glass, and perfect pentode inside.

So what datashewt the factory is a strange mix of mainly good tubes, with some few bad ones amongst them, no good matching, and not enough burn in. Also, the quality of New Sensor doesn’t even get near. Power 70W Click on image for full size.

KT88 Datasheet PDF

Well forget about this sticker as from now on. The transmitting tubes TT21 and TT22 have almost identical transfer characteristics to KT88 but a different datashdet, and by virtue of their anode being connected to the top cap have a higher plate voltage rating 1. Please don’t misunderstand me, this is no attempt to say something negative about JJ tubes.