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The label OTK on the surface of the tube bulbe means thatit is a Russian tube was gone under a military test.OTK is an abbreviation in Russian language.It means: it was controlled by a Military organization.

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The 6N1P (Russian: 6Н1П) is a Russian-made miniature 9-pin medium gain double triode vacuum tube intended for use as a line audio amplifier and cathode driver.

Postavljena slika

Basic data:

* Uf = 6.3 V, If = 600 mA

* uM = 35

* Ia = 7.5 mA

* S = 4.35 mA/V

* Pa = 2.2 W

The 6N1P has similar ratings to the 6DJ8 and in the past was sometimes rebranded as such, however differences between the two types (the 6N1P requires double the filament current and has only one third the S value) mean they are not directly interchangeable. The S is about 4.35 ma/V , the 6DJ8/ECC88 has a S of 12.5 ma/V and a gain of 33 and a lower internal resistance. The curves of the 6DJ8 have a better linearity too. It is a lie to say that these two tubes are identical!

The closest western equivalent to the 6N1P is the well known 6BQ7A. A ruggedized/extended ratings version of the tube is designated 6N1P-EV (Russian: 6Н1П-ЕВ) It has currently found a use as a driver tube in hi-fi tube amplifiers (such as Audio Research models VS55 and VS110) because of its excellent low distortion and low noise characteristics. The tube is manufactured by the "Voshod" plant in Kaluga, Russia (see [1]) and is distributed in the West under the Sovtek and Svetlana brand names.

The 6N1P tube is equivalent to the Chinese 6N1 tube.

Features include very low distortion, medium transconductance, higher plate-voltage and dissipation rating than 6DJ8 types, and larger cathode than 6DJ8 types. This gives it longer life and more transient current capability.

Except for higher heater current, the 6N1P is similar to 6DJ8, ECC88 or 6922 types and may substitute for these types in some high level audio applications

Eto, da niko ne kaže da sam džangrizalo :)

Dakle, osim veće struje grejanja, sve je isto kod 6N1P. Tako kaže literatura.

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... Dakle, osim veće struje grejanja, sve je isto kod 6N1P. Tako kaže literatura.

Ne kaze...Transkonduktansa je tek jednu trecinu vrednosti ecc88 a to je dovoljno da lampe jedva mogu biti proglasene za slicne, nikako iste.
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Ne kaze...Transkonduktansa je tek jednu trecinu vrednosti ecc88 a to je dovoljno da lampe jedva mogu biti proglasene za slicne, nikako iste.

Nemoj meni to da govoriš prijatelju, to kaži stručnjacima koji pišu o ovim lampama. Sve je copy-paste sa wikipedije i http://thetubestore.com/svetlana6n1p.htmlJa svakako imao dovoljno sovjetskih/ruskih sprava za dva života. Dakle, ako se u sledećem životu rodim kao ananas, svakako mi neće trebati, a u trećem životu bih morao da se rodim kao magarac da bih opet kupio nešto rusko (a ne može u sledećem životu magarac jer kažu da ne mere dva put isto za redom...) :rofl:
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6Н23П je ruska verzija ECC88

transkonduktansa je veoma vazna stvar

Sipi je upravo objasnio

Steine - ne muti vodu sa wikipedijom i trgovackim sajtovima ........... pisalo i na tarabi ...........

ne kazem naravno da bilo sta nedostaje 6H1П , ali se mora znati sta je sta .

Nesicev post obrisan jer nije u skladu sa pravilima za male oglase ( a nije nesto znacajan niti deo vece celine da ga je greh obrisati ; mada se slazem sa konstatacijom iznetom u postu )

ZM

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