It is the same tube, just the misinterpretation of the cyrillic notation. Vacuum tubes, sockets, capacitors, nixie and electron tube accessories. The sovtek brand which have the chrome pins listed here, and the electro harmonix gold pin. The 6h30 is a mediummu dual triode with a very highperveance cathode. Electron devices svetlana svetlana 6n1p dual audio triode 10 20 30 40 0 100 200 300 400 500 0 vg ov2 46810 12 plate current milliamperes 14. The 6b4g is an unusual valve in that the envelope holds two triode valves that are hard wired in parallel. Block diagram, pinout and 6h30pi circuit application inside. Used by balanced audio technologies and audio research. Direct heating cathode, medium power consumption triode is used for class a amplification. Bold designators are close or identical, italic designators are different ratings, different pinouts or different filament voltages. Electroharmonix 6h30pi gold pin there are two types of 6h30 tubes currently being produced. Frigate uses only the finest audiophile quality components that have been carefully selected with no expense spared. The 6n30pdr tube is a hidurable and extra long live double triode with separate cathodes. These eb series tubes have a typically 5,000 10,000 hours life and have been checked for noise and.
Sovtek 6h30pi dual triode preamp tube made in russia. So what is the big difference between the 6h30pi gold pin and 6h30pdr besides reliability and expected life. Sovtek 6h30pi dual triode preamp tube with gold pins. Home tubes 6j1pev ef95 6f32 pentode tubes lot of 10 new. This tube is also used in audio research equipment. Etc, alldatasheet, datasheet, datasheet search site for electronic components and semiconductors. The 12b4 was a wellliked tube from online discussions with a.
Of course it is russian and very reasonable in price. The 6922 and 6h30pi tubes are matched with an aid of amplitrex tube tester and a computer. Made in ussr, reflektor factory for military equipments otk, military rhombus stamped. The electroharmonix 6h30pi tube is a super linear, military spec dual triode tube made in russia. Click to see all 6sn7 6sn7gt 12sn7 12sn7gt in stock. I have owned many, many preamps, and still own 2 phono stages that use the 6dj86922 tubes and enjoy them very much, but on the line stage side of the preamp, i really like what the 6h30 tube does. It is a direct equivalent of ecc84 and 6cw7 vacuum tubes. High quality kemet, wima, nichicon capacitors are used. Electro harmonix 6h30pi eb gold pin cryo cryoset online. New tubes as mentioned above are of good quality, but have never reached that of nos pre 1990 drs in reliability, duration and sonics on the drs data sheet is clearly mentioning duration of 10.
Resistor loaded 6h30pi cap coupled to 12b4 c4s sunk cathode follower otl i used the 6n1p and 6h30pi becuase ive a used them before, b had a stock onhand, c like their sound. The russian lettering looks like 6h30ndp, but its phonetic equivalent is 6n30pdr, so some people translate it, other keep it original. As all mini owners know the mini uses 6h30s for its driver tubes. The 6h30 is a mediummu dual triode with a very highperveance cathode the low plate resistance, combined with a superior linearity, and a true 4 watt per plate dissipation, make for a high performance voltage amp or driver. Numbering of contacts in 6p41s is identical with numbering in 7868 required adjustment of the bias voltage for 6p41s.
The 6bh6 is a high impedance, medium gain signal amplifier. The 6h30 has been decribed as a supertube by balanced audio technology, which prefers its performance to the 6922 tube the 6h30 has characteristics similar to a 6922, but it is not a substitute. The thin glass tube envelope is 17 mm in diameter and, excluding the b7g base pins, is 46 mm tall. Ediswan valves and picture tubes data booklet 196465 anonymous 1038 collector usage in models.
Tubes free delivery possible on eligible purchases. Russian 6p3s, 6p3se 6n3c, 6n3ce general tetrode, used in output stages of low frequency amplifiers. These are current production tubes the nos version are rare and very expensive. These eb series tubes have a typically 5,000 10,000 hours life and have been checked for noise and microphonics. This is a technical article about how to test the 6h306n30 tubes on hickok 752a, 539, tv7 and other classical tube testers. Dont get your panties in a bunch over which is better, as the gold plating is laid over the chrome plating. Personally i dont like translation, therefore we introduced that tube here in the us as simply the 6h30.
Substitutes are given as a guide only please refer to original manufacturers data sheets to ensure that a substitute is safe and appropriate for your application. Details about 6n15p 6h15p 615 tube double triode 6j6 ecc91 tube valve nos, new in box, 2pcs. The useful article about how to recognize 6h30 6n30 tubes has become standard and its been referenced in many forums. Buy electroharmonix 6h30pi gold pins matched pair 2 tubes. All tubes new, military equipment and have otk mark. The sovtek brand which have the chrome pins, and the electro harmonix gold pin listed here. It has a low heater current requirement and was designed for use in car radio and other mobile equipment.
Uhf voltage amplification in grounded cathode circuit in input and wideband amplifiers. Double triode, 6h8c datasheet, 6h8c circuit, 6h8c data sheet. The electro harmonix 6h30pi presented here is the super linearmilitary, mid mu dual triode version. Sovtek 6h30pi there are two types of 6h30 tubes currently being produced. In the nutshell it is what i posted below, but if you have some more specific questions. I have more than 100 pieces, most of them were made in 60s and 70s, this batch is from 1962. Application in tv scan modules, power amplifiers and generators. As far as i know, the current sovtek tubes are 6h30pi eb, while the only nos i have seen were the drs. It is known in the us as either a 6n6 or 6h6 in russia they call it a 6n6 but on the tube it. Its a common tube to swap in a jim kelley amp, as it handles the higher voltage well. This was the american answer to the px4 and the parallel construction enabled the ac anode resistance to be the low figure of 800 ohms. The sovtek 6h30pi presented here is the super linearmilitary, mid mu dual triode version. Please see the substitutes at the top of the page for more details. Collection of roddie rankin gb you reach this tube or valve page from a search after clicking the tubes tab or by clicking a tube.
Complete tube data is in every single box, like big transmitting us wwii tubes. The low plate resistance, combined with a superior linearity, and a true 4 watt per plate dissipation, make for. Frigate uses two 6922 and two 6h30pi tubes for their linearity and low distortion. The 6h30 still sounds like a tube, but has better bass control, more detail, without sounding sterile or cold. It is dedicated to be used in audio frequency range which requires the output power 100w. I found out there is a different tube that is not current production and is available only as nos.
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