An essential part of any good sounding headphones is. This tube is also used in audio research equipment. In addition to the data i have scanned and posted, if youre looking for data on a particular tube you should visit tsdl on duncanamps website, or franks tube data. 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. Aug 19, 2007 for example, look at the data table above in the 6h30pi section and notice how none of the values for rp and mu matches the one listed in the tube manual for these triodes. Numbering of contacts in 6p41s is identical with numbering in 7868 required adjustment of the bias voltage for 6p41s. Solid state and tube rectifiers in stock ready to ship including tssr01, 5ar4, 5u4gb, 5y3s, 5y3gt, 6ca4, ez81 and gz34.
Tube 7695 or rohre 7695 id6197, vacuum pentode, noval, b9a and poweroutput shown. The sovtek 6h30pi is sometimes referred to as the supertube especially by balanced audio technology. This listing is for a brand new vintage matched pair of 1980s russian military grade reflector super tubes that are rarely found in this condition. Nov 08, 2008 so what is the big difference between the 6h30pi gold pin and 6h30pdr besides reliability and expected life. Of course, all this test data is nice, but it really doesnt say much about how the preamp works and sounds. The useful article about how to recognize 6h30 6n30 tubes has become standard and its been referenced in many forums. Vacuum tubes gold pin page 3 antique electronic supply. Dont get your panties in a bunch over which is better, as the gold plating is laid over the chrome plating. The 6h30 still sounds like a tube, but has better bass control, more detail, without sounding sterile or cold. Please note that this tube can not be used in place of 6dj8 or 6922 tubes in other preamps. March of the mini beasts, dont disturb the dinosaurs, the sky i. The 6h30 is a mediummu dual triode with a very high. Vintage tubes and tube sockets anyone working with classic electric guitar equipment or vintage radio receivers can use a few extra vacuum tubes. Browse products from the vacuum tubes category listing products sorted by popular, showing only.
Brand new factory matched quad 4 sovtek 6h30pi vacuum tubes. It is dedicated to be used in audio frequency range which requires the output power 100w. The 1u5 is a diode pentode designed for detection and first audio voltage amplification in light weight portable radio equipment and the sensitivity of the pentode allows for a low anode voltage thus saving weight on the ht battery. Electroharmonix 6h30pi gold pin there are two types of 6h30 tubes currently being produced. This article is about how to understand and recognize the original 6n30 6h30 dr tubes back in mid 1990s mr. Buy electroharmonix 6h30pi gold pins matched pair 2 tubes. Vacuum tube 6h30pi, sovtek sovtek 6h30pi dual triode preamp tube.
The 6h30 is a mediummu dual triode with a very highperveance cathode. The electro harmonix 6h30pi preamp tube is an ideal choice for your amplifier, this gold pin version is designed to ensure you are giving your amp the best. An essential part of any good sounding headphones is the amplifier that is driving them. Direct heating cathode, medium power consumption triode is used for class a amplification. They are great for restoring a vintage shortwave set or cranking out some classic heavy metal tracks. General pentode for output stages of high frequency amplifiers. So what is the big difference between the 6h30pi gold pin and 6h30pdr besides reliability and expected life. At that time there were two important aspects to this build. Audio research cd7s 6h30 tube rolling audiogon discussion. The sovtek 6h30peb tube is a fantastic tube for highend audio. I am working on scanning and placing on this page the entire rca hb3 tube manual. Vacuum tube 6h30pi, sovtek antique electronic supply. The electroharmonix 6h30pi tube is a super linear, military spec dual triode tube made in russia. Vacuum tube 6h30pi, electroharmonix, gold pin amplified parts.
The 6h30 tube type is generally not compatible with 6922 and ecc88 tube types. Tubes free delivery possible on eligible purchases. A quad four of factory platinum matched new sovtek 6h30pi vacuum tubes, these are russian made by sovtek, as used by major amplifier manufacturers. 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. Presently there are only new 6h30 tubes from sovtek and electroharmonix and nos 6h30dr tubes from the russian military from around 20 years ago. Vacuum tube 6h30pi, electroharmonix, gold pin sovtek 6h30pi dual triode preamp tube with gold pins. Bold designators are close or identical, italic designators are different ratings, different pinouts or different filament voltages. Electroharmonix 6h30pi gold pins matched pair 2 tubes. The 6v6 lacewood amp was designed and built in the first half of 2011. As of 3505, i have finished scanning the general section, receiving tubes part 1, receiving tubes part 2, miscellaneous, specialpurpose receivingtype tubes, thyratron, ignitron, and glowdischarge tubes, and most of the transmitting tubes, as well as all.
Four whiz kids set out to foil the plans of a mad scientist in this early reader series. Sovtek 6h30pi dual triode preamp tube with gold pins. Try limiting your search by using the advanced search options below to select an author, a date range, a single forum or more specific search terms. All matched tubes are burned in for 24 hours, then tested by our state of the art computerized testing machine to ensure accurate matching. This is a technical article about how to test the 6h306n30 tubes on hickok 752a, 539, tv7 and other classical tube testers. Buy electroharmonix 6h30pi gold vacuum tubes online, in stock and ready to ship. 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. The 6h30 is a medium mu dual triode with a very highperveance cathode.
Frigate is a high end pure class a otl diy tube headphone amplifier kit designed for the highest quality music reproduction with the minimum distortion. Audio asylum search of tube diy asylum enter your search criteria. 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 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. Brand new factory matched pair 2 sovtek 6h30pi vacuum tubes. They introduced it to the audiophile world in the 1990s. A matching power tubes for equal current draw is important for maximum performance. This unusual tube variant sometimes called the 6h30, 6n30 or 6n30p was first used in hifi audio by balanced audio technologies. Online readup seems like there is little variance in sound. A superpowered tube most closely related to the 6922. The useful article about how to recognize 6h30 6n30 tubes has become standard and its been referenced in many forums link, link, link, linkbut apart from recognizing a way should be found to be able to test them using classical tube testers since none of them has.
Sovtek 6h30pi dual triode preamp tube made in russia. Information is from data books and from the following resources. Vacuum tubes, sockets, capacitors, nixie and electron tube accessories. The tube input capacitance is at least an order of magnitude smaller and is swamped by the test equipment and the nest of wires on the table. Block diagram, pinout and 6h30pi circuit application inside. Sovtek factory platinum matched quad four 6h30 6h30pi. Please see the substitutes at the top of the page for more details. Herein you will find a collection of vintage engineering texts, vacuum tube datasheets, and other obsolete information, presented free of charge and without annoying advertisements. Another spot to look, which is especially useful if youre looking for replacement types and tubes with similar bases or characteristics, is the nj7p tube database. Made in ussr, reflektor factory for military equipments otk, military rhombus stamped. The sovtek brand which have the chrome pins, and the electro harmonix gold pin listed here.