The JJ KT88 is an excellent choice for Hi-Fi. I bought the KT88D and the tube just exploded! On the same amplifier I use JJ and Psvane without problems. The volume control on the front and stereo inputs on the rear means that a pre-amplifier is not necessary with this unit. Different rating or performance. Tube prices. . Wholesale pricing: Other Preferred Series tubes KT88 Tube Types. SoundCloud KTP88. O. I've been the happy owner of a PrimaLuna Prologue One integrated valve amplifier for some years now. As an integrated amplifier the Cayin 88T is an outstanding value. 425V plate voltage and 40mA (as per schematics) requires about -36V bias. $2,499. In most cases, you can use these tubes in place of KT88, but it's best to check with your amp manufacturer first. KTP88 | Situs Judi Online Terpercaya | Casino Online Terbesar. Pusat Info. It has a high range and uses 100 watts. This vacuum tube is an eight-pin octal beam tetrode designed to act as an upgrade to the KT66. These tubes have been known in the United States as Svetlana brand tubes and have had the "S" logo and/or the logo. 2008-02-12 4:14 am. +. Brand New. This tube has a tone that is warm and lively with a detailed and balance response. Use of these parameters shall be entirely at the user's own risk. The Telefunken KT88-TK Black Diamond Series Vacuum Tube is ideal for use in guitar amplifiers and hi-fi power amps in homes, studios, and live stage applications. SHUGUANG KT88-Z Black Treasure / gold grid / HPCC coating / Super Alloy. 98. Daftar Segera dan Raih jutaan Rupiah Setiap Hari Di KTP88 Indonesia indonesian. The founder of Cary Audio, Dennis has been at the tube business for a long time. The amplifier stage is based on the Compact Hi-Fi Power Amplifier by Melvin. It may happen that they sell a defective valve, but serious sellers solve the problem, but this one simply refused. In the audio amplifier, the power can be 100W when it is used as push-pull class AB1 with double tubes, it can also be used in electronic voltage regulator circuit. 1188 Kilwinning St is a 1,397 square foot house on a 6,011 square foot lot with 3 bedrooms and 1. Almost everything you see on eBay sold as new, is not. SED kt88's into norman model 10's for deep bass and extended highs. The EL34 was introduced in 1955 by Mullard, who were owned by Philips. Overall I feel like this is a good upgrade and worth the expense. I replaced old kt88 tubes with Sevetlana 6550c and Tung-Sol 6sn7. 46. It will take almost any KT88 (Unit. 3vAC and 1A at 12. HiFi-Amplifier Audiophile online store Cayin MT-45MK3 Vacuum Tube Amplifier KT88*4 Class AB1 Dual Power Amplifier Bluetooth [Cayin MT-45MK3] - Product parameters: Project KT88 Vacuum Tube EL34 Vacuum Tube Power amplifier part Rated output power TR: 20W+20W (RMS triode working state) UL: 40W+40W (RMS super linear working state). I have a pair of matched NOS Made in England Genalex Gold Monarch KT88 Power Tubes. These phase spliter is used in a lot of commercial hi-fi tube amplifiers. 真空管は量産という表舞台からは消えましたが、蒸気機関車やレコード同様、確実に残っていくことでしょう。. A select KR Audio KT88 is the EAT KT88 Diamond (European Audio Team), roughly twice the price of your normal KR Audio KT88. KT88 Substitutes. My experience between the two is crisper highs with the kt88's and fuller midrange with the 6550's. Part #: KT88. Guitar Rig 6 Player Interface. July 14 2023, 00:35. JJ KT88 are rad in my guitar and bass amps, for whatever that’s worth. Looking for kt88 tubes? These high quality tin tubes are used with the most advanced electronic components. Cannot use 6550 in the Zesto Bia. Figure 1: OddBlock KT88 Series 1 Tube Amplifier Schematic. This is a solo Neil Young album, with Neil alone on stage, located in the middle of the recording's soundstage. This tube has perfect getter flashing, strong test results and the original box. The KT88 is one of the few classic audio output valves. The TAD KT88-STR Redbase® is built in the style of the early British MOV KT88 with the big and heavy glass envelope and beautifully polished metal base. Pusat Info. Ideal power tube for classic guitar amp tones. Buy Kohler KTP-88 online today and save. This is a matched pair. They even have gold plated grids, carbonized screen grids, and tri-alloy plates. These tubes will work well in Marshall tube amps as a 6550 replacement, Ampeg amps, SUNN amps -. I have been not very successful in finding any guitar amp builds using KT88. The EL84, or commonly known as 6BQ5 in North America, was intended for use as an inexpensive alternative to the larger audio tubes of the time, such as EL34, 6L6, and KT66 power tubes. Push pull KT88s in triode mode can make anywhere from 15 to 30 watts per channel in most schematics I've seen. This tube is a favorite of audiophiles. just-in-time OEM service. I built 2 prototypes of push-pull KT88 amplifiers, with 3. Jul 2, 2012. 300B. It's brand new unused, bought for a project but never used it. If the kt88 tube runs at 55 to 100 ma is the transform output based on 4 kt88 time the ma per tube eg 4 x 65ma=250 ma total. THIS IS NOT A COMMON PUSH-PULL! - very low feedback only 16dB. Hello, I am planning to build a push-pull KT88 based amplifier. 24-Hour Burn-In (add $1. Tube Amplifiers. A. “The Beast” – is the only place to start if you’re after super high gain. Made in Russia, they look identical to the originals down to the plate structure. I have restored and rebuilt a leak stereo 20, leak tl12 plus, quad ii etc but never done point to point amplifier build or from scratch. Frequency response 30 Hz. Immediately found a significant improvement listening to jazz where seems instrument's details when running LP's, for example piano and other instruments more natural, better separation, better transparency. 73 out of 5) “Smooth clean highs, strong deep bass and all the other audiophile words we so endear. Mikael's KT88 single-ended design should make 7 or 8 watts per channel (mine come in at almost 8). Description: BEAM PENTODE 6V 3V INDIRECTILY HEATED. As one of the most prominent audiophile vacuum tube manufacturers, Psvane’s designs have established a benchmark for clean and accurate sound reproduction, along with a build quality that matches their sonic performance. On Sale. Apart from being made in Denmark, I can find no other details on them. We (Grant Fidelity) no longer carry them as the ‘selection’ cost is. aside from the tonal differences between tube models (and individual tubes, really), you get more clean headroom. New Matched Trio (3) Linlai 6SN7 Hifi Black Plates Gold Pins Shouldered Vacuum Tubes. Psvane HIFI Series UK-KT88 、UK-EL34、UK-6SN7 are new-creation, never have the better cost-effective in the history of Psvane. 00. Due to its rugged construction and conservative ratings, it is the most reliable. #8. Other input tubes can be used in the driver stage, the closest match being a 12AX7 which will provide more gain. Marshall JTM45 is the first guitar amplifier made by Marshall. Delete. Pusat Info. They run about $85/matched pair. vandernog. - low distortion near to 0. But you can now buy the KT120, which has specs of 850v / 600v. KT88 is also upwards compatible with 6550 tubes. I love them. Looking at the data sheet for the Penta/Shuguang/Ruby KT88V-STR, the max anode dissipation is 50 watts! Compared to the regular 42 watts or even 35 watts on some more common KT88 data sheets that seems pretty high and really makes a big difference (about 10 mA) for the bias calculations. These are phenomenal! I had them in a Marshall/Park75 build for a couple months. $239. Blue glass envelope. Ovovegas situs judi online yang. the good old "winged C" made in St. The Emissary is a digital emulation of a custom dual channel guitar tube amplifier. My experience between the two is crisper highs with the kt88's and fuller midrange with the 6550's. The JJ KT88 is an amazing tube! They are extremely thick and rich sounding with no loss of high end like the chinese made KT88's. Tube Matching Information: Perfect Pair System. The 1987 Gold Aero 6550A tubes in this precisely matched quad have coke bottle shaped glass, black plates with extra support rods, and metal collar bases. This amp was designed mostly to work with KT88, 6L6, or EL34 tubes in either triode or ultralinear mode. The basic figures given are for single ended use, but the valve is. Pmax = the maximum plate dissipation. KT88-2400 Digital Brain Electric Activity Mapping collects EEG signal with electrodes, via integrated amplification, A/D transformation, PC auto-analysis, FFT, to form electroencephalogram that displays with. PT: 120vAC primary. ”. "KT-88's don't wow me and sound pretty much like EL-34's. Brand New. In their 30th year as a company, Tube Amp Doctor has expanded its REDBASE tube family with a new exclusive and high-quality premium tube model, the entirely new TAD KT88-STR REDBASE. That's what you need really for spkrs >= 90dB. The tube sounds fine and works as it should, but Shortly after receiving the amp I put in vintage tubes and speaker I had in my collection and just don't need this one anymore. The TELEFUNKEN Elektroakustik KT88-TK is a newly manufactured and cryogenically treated version of the legendary KT88. from Taiwan. Otherwise I would have stuck with KT120s. Frequency response: 20Hz-25KHz. 99. After swapping out a couple of KT88 brands I broke down and ordered Sophia Electric Blue Bottles. $52995. Datasheet: 618Kb/8P. I've had the 275s and have been running MC60s for the last few years. White. It has a less punchy bass but it can create a more lush sound. The imaging is vivid, with a lot of body and presence, which makes the music exciting to listen to. 7, 0 leakage, Made in england. Owners of amps from Dynaco, Eico, Mullard, and. Ideal for Guitar & Power Amplifiers. $200 but thought it to be too pricey. Free Shipping. This state-of-the-art machine boasts forty watts per channel by using 4 KT88 tubes in Class AB ultra-linear push pull amplification. Octal base. 49 Off. Gold plated grid wire and carbonized screen grids offer great performance and sound. 395vAC (under . Put them in a dish (not covered) in a cold oven and turn on - bring up slowly to 150 degrees celcius and keep there for 4 hours. 650. In some amplifiers the KT90, are acceptable substitutes. LOGIN DAFTAR. deposit dan withdraw online 24 jam setiap harinya. When using KT-90's instead of KT-88's or 6550's, you need to understand what the bais range of your amp is. LOGIN DAFTAR KELUAR. It sounded much better than the old tubes. The KT88 is slightly more expensive, but as of this writing KT88's are easier to find than 6550's. Quantity: More payment options. The frequency response ranges from 5Hz to 44kHz, which is more than necessary to get the most out of high resolution digital tracks. SUBSCRIPTS FOR MULTI-UNIT TUBES: b = Beam Power Unit. $40. This applies especially to power tubes like EL34, 6550, KT88’s, etc. The 1,397 Square Feet single family home is a 3 beds, 1. Keamanan dan Kepercayaan 🧡 . 425V plate voltage and 40mA (as per schematics) requires about -36V bias. Input -> 1/2 6SL7 -> tone -> Volume -> 1/2 6SL7 -> Phase Inverter (6SN7) -> Pair of KT88's. $ 2,499. USD $79. Premium Octal beam Tetrode, an exact copy of the KT88 valve manufactured by Marconi-Osram for Marshall in the late 1960s and 70s. 3 - 0. Unless you want the NOS Tung Sol 6550s which are pricy, the Genelex Gold Lions are a pretty good choice. SED 6550's into Wharfedale w70's for that colored,rich sounding midrange. #20. Best KT88 Tubes – KT88 Tube Comparison. It might be true that most new KT88 designs are really more similar to 6550. Daftar Segera dan Raih jutaan Rupiah Setiap Hari Di KTP88 Indonesia indonesian. Purchased from Doug's Tubes who described them as among the finest production KT88's available with excellent reliability, focused soundstage, wide linear frequency response, and tight focused low end. Rare, from the Svetlana factory in St Petersburg Russia, no longer in operation. Free Shipping. Pusat Info. Selamat datang di KTP88 Situs Online Terpercaya Minimal deposit & withdraw Hanya 20 Ribu, Menerima deposit via Pulsa dan Deposit Via Aplikas Ovo, Dana, Gopay dan Link Aja. LOGIN DAFTAR. Affordable Tube Integrated Amplifier. Output power, maximum output power of 8W+8W. LOGIN DAFTAR. Fixed bias provided by extra turn on xfmr. Our new TAD KT88-STR REDBASE is built in the style of the early British MOV KT88 with the big and heavy glass envelope and beautifully polished metal base. Brand: Electro-Harmonix. hp = Heptode Unit. Don't move those tubes out of the oven until they are cool. 9K with cathode feedback connected). Free Shipping. Then turn the oven off and let everything cool overnight. LOGIN DAFTAR KELUAR. Running the EL34 at ~420. The last valves M-OV produced after a run of 28 years (1956 - 1984) were branded Gold Lion and here this Russian tube made by Genalec carries the same branding, but this valve has been made for the modern audio market. Shiva 20th Anniversary KT88 90-Watt Guitar Amp Head with Reverb. Daftar Segera dan Raih jutaan Rupiah Setiap Hari Di KTP88 KTP88 merupakan Bandar Slot Online Terpercaya dengan game terlengkap deposit hanya 20ribu dan menerima deposit via ovo, gojek, dana, link aja. Single or Matched *. Joined 2021. I didn't know SED made tubes anymore. Brand New Genalex Gold Lion KT88 / 6550 Matched Quad (4 ea. With a 380-0-380 PT, the voltage goes up to 525v, and with a 400-0-400 transformer, the voltage is closer to 560v briefly. High-quality production for ensured operation. 7025 S Premium Selected -Mullard style- TAD-Tubes. The JJ KT88 is an excellent choice for Hi-Fi stereo equipment as well as guitar amplifiers. Some years ago I got some white based Tesla KT88 replica GL and these take 1. Coming in at €1. The KT88 tube base width is slightly wider than the 6550. These are noticeably better than any PSVANE or Gold Lion tubes I tried. The D series tubes have tube internal plates coated with Purified Titanium to absorb escaped gas elements during tube operation. This is a single TAD Tube Amp Doctor KT88-STR tube pulled from a new Blackstar Studio 10, it has less than an hour of use on it. 6vAC. Immediately found a significant improvement listening to jazz where seems instrument's details when running LP's, for example piano and other instruments more. $500. kt88/6550 is a different animal, look for a little over 80 watts a pair. Sedia bonus deposit hingga 1 juta rupiah dan RTP paling GACOR setiap harinya !! #link Alternatif ktp88 #ktp88 #Link Slot Online #Slot Deposit Dana. View Product. Nobody pays attention to your tube purchase like Uncle Kevvy. We (Grant Fidelity) no longer carry them as the ‘selection’ cost is. 6A. Involving, detailed, in-depth, and fatigue-free musical playback is its strong suit. It can also be used in 6550 amplifiers. The cost of including a handmade Rega cartridge would just place the Planar 1 & 2 out of the. Power Tube Navigation Video. Our tubes are always tested, matched and guaranteed. Hal itu sebagaimana mengacu pada Undang-Undang Nomor 24 Tahun 2013 tentang. KR Audio KT88 – Matched Quad (4 Tubes) $ 1,190. It's nearly impossible to find truly NOS NIB GEC KT88s these days. We would like to show you a description here but the site won’t allow us. It might be true that most new KT88 designs are really more similar to 6550. KT77's are more about power and the bottom end. You want THUNDER from your vintage Ampeg SVT? Phil Koetsu BLue Lace Platinum, Linn Sondek LP12 Akurate with Lingo 4 power supply, Akito 3b tonearm, VAC Signature SE preamp with built in phono stage, ARC 160S, Jadis PA100, Magnepan 3. ★三栄無線 Model KT88SSMA/KT88(UL接続) シングルアンプ（整備・動作品） ★三栄無線 Model KT88SSMA/KT88(UL接続) シングルアンプ（整備・動作品） 秋葉原にあった老舗三栄無線からキット販売された銘出力管KT88のシングルパワーアンプです。 ≪主要パーツ等≫ ・前後12AU7の2段直結構成で出力部から最適. The JJ KT88 delivers a powerful 42 Watts with plenty of headroom to spare. The mainstay of high power valves for Valve Amps over the past 50 years, most high end HiFi and guitar manufactures have built, or have an amp capable of running the KT88 - Ampeg, Audio Research, Beard, Carey, Conrad Johnson, McIntosh,. 54. Mr Boochie said: In my simple opinion, the best KT-88 are 6550. I did a test with this model and now I will send for board production. Selling my KT88 by Mcintosh. 30-Day Return Policy. select the first character of the tube 0: 1: 2: 3: 4: 5: 6: 7: 8: 9: A: B: C: D: E: F: G: H: I: J: K: L: M: N: O: P: Q: R: S: T: U: V: W: X: Y: Z > K10(1-189)Unlike the old “emission” testers of the past, this low cost tester provides a true test of a valve at valve databook conditions. Selamat datang di KTP88 Situs Online Terpercaya Minimal deposit & withdraw Hanya 20 Ribu, Menerima deposit via Pulsa dan Deposit Via Aplikas Ovo, Dana, Gopay dan Link. Warning: 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 Electro-Harmonix KT88 is different than the Electro-Harmonix 6550. beam pentode 2=300V 255 295 355 375 415 455 0 100 200 300 400 500 0 0 100 200 300 400Answer to an inquiry from Germany – related to Unison Simply Italy: 6CA7-Z and KT88-Z were released over 10 years ago to the market as the very first high end upgrade tubes. The JJ Electronic KT88 is a sonically faithful reproduction of the original tubes with a robust construction encased in a thick glass envelope. Upscale Audio tubes will last longer; period. The KT88 was introduced by GEC in 1956 as a larger variant of the KT66. LOGIN DAFTAR. Diehards of Western Electric 300B can look to the WE300B Western Electric Replica Tubes. " KTP88, sebuah platform judi slot online terpercaya, telah menjalin kerja sama erat dengan Pragmatic Play, salah satu penyedia game terkemuka, untuk menghadirkan koleksi. Joined 2009. 00 or more. KTP88 | Situs Judi Online Terpercaya | Casino Online Terbesar. 0 9 ratings. Most amps using 6550’s can also use the JJ KT88’s for a different sound. C, also labelled as IEC/Mullard, and, in the U. CV5220, KT88S, KT88SC. (Genalex) introduced the "King of Power Tubes", the legendary Gold Lion KT88. But for competitive reasons, it's included as an upgrade Performance Pack for the starter decks and an option for the Planar 3. It has a strong detailed bass and smooth highs, with the mids slightly warm yet still detailed. The TAD KT88-STR Redbase® is built in the style of the early British MOV KT88 with the big and heavy glass envelope and beautifully polished metal base. Click "more info" for test results. 95. See: 1PC Push-pull amplifier PCB For EL34/KT88 | eBay. Ovovegas situs judi online yang. Compare. IN STOCK! These KT88’s are the best brand we have ever tested. Kripto88 merupakan official partner dan tergabung dalam keluarga besar Pragmatic88 slot. Benefitting from the extra headroom of the KT-88, the Studio 10 KT-88 is the pinnacle of dynamic modern cleans and tight high-gain overdrives. Introduced in 1956 by GEC, the KT88 was the higher-rated answer to the 6550. , Genalex Gold Lion. The limitations of the free Guitar Rig 6 are in the options of cabinets, effects pedals, positioning, presets and other options. This really works wonders with old tubes and doesn't cost you anything. Our KT88 vacuum tubes for sale have an absolute maximum anode dissipation rating of 50W and are designed for use in the output stage of an A. Or fastest delivery Tomorrow, Sep 21. do NOT contact me with unsolicited services or offers. 6V from 6. This tube has a tone that is warm and lively with a detailed and balance response. Here's the story: JSC Svetlana is a Russian company that owns and operates the Svetlana factory in St. First produced in 1963, it has been called a "seminal" amplifier, [1] and is praised as being among the most desirable of all the company's amplifiers. Yet, the KT88s have a higher voltage rating, as well as a more increased plate power. Fits a standard eight-pin octal socket and has similar pin-out and applications as the 6L6 and EL34. KT77's are more about power and the bottom end. $239. TAD just announced that they now have stock of the newest addition to the REDBASE-tubeline - the KT88-STR REDBASE. What's worse is that the seller Tokban Audio refused to resolve the issue. . Named a Hi-Fi News Outstanding Product, Stereo 40 MkIV is a glorious-sounding piece unique in build quality, visual presentation, versatility, and feature set. The Cayin CS-55A KT88 comes with four KT88 power tubes, two 12AU7 preamp tubes, and two 12AX7 tubes. The Stereo 25 MkII comes with gloriously rich KT88 tubes and accommodates a wide range of output valves (EL34, 6L6, KT88, KT66, KT77, 6CA7, 6550), allowing music lovers and tube rollers alike myriad customization. The soundstage is wide and deep. a rare find of a modern classic. kt77 has different tone and about the same output as el34 about 50watts a pair. John3655, jonwoody, FalseMetal666 and 1 other person like this. The JJ KT88 delivers a powerful 42 Watts with plenty of headroom to spare. #6. 36AM3. In terms of total system-SINAD, the difference between the 'cleanest' SS amp and the 'worst' tube amp is below 1dB SINAD (probably closer to 0. A warm sound, not - punchy, brassy, raspy, shrill although the high notes are composed all the way up - imperative in my books. DOWNLOAD PDF. are the KT88, KT100, KT120 and KT150 Tubes safely interchangable generally speaking in a well built tube amplifier? The KT120 and KT150 are both pentode devices and the KT88 and KT100 are described as beam tetrodes so no, I wouldn't think these can be easily interchanged even though the data sheets have the same "pin-out". A breath-takingly big and precise tone and. From €73. Zout = Vp/ (Pmax/Vp) Where: Zout = desired load impedance for centre-bias Class A. The company claims this WE300B is 100%, 1:1 identical to the Psvane WE300B visually and electronically. Posted on July 3, 2012 by tubemaze. Additional info. LOGIN DAFTAR. Ideal replacement for most 6550 tube amps. 1. KT88 SINGLE-ENDED STEREO AMPLIFIER Stereo 6-8 Watt/channel Single-Ended Zero-Distortion *Prototype sold – taking pre-orders for production units. In general, the KT88 tube has a. 35mm Japanese Z11 steel with OFC wires. 95. Hi, Burning lots of power (watts) (*) for 2 tubes in parallel, you may want to just use 1 tube (KT120 or 150) apply high tension of 450-500Vdc, both can withstand this voltage, you should be able to get at least 15W/channel. F. Input Sensitivity: 500mV-. $649. $169. Output power will be about 5W. I built a SE KT88 amp using decent quality but not top of the line parts and I would say my investment including using salvaged chassis and power cord was solidly north of $400. Genalex Gold Lion Retail Pricing: KT88 Genalex Gold Lion KT88 $350. Very tough to get KT88 15 watts in triode mode. By the late 1950s there was a large selection of stereo hifi audio tube amplifiers available. The JJ KT88 delivers a powerful 42 Watts with plenty of headroom to spare. all later makes are not made by Svetlana Electron Devices (SED) in St. #3. Perhaps all larger bottle tubes are relatively speaking but the premature failure rate of the Chinese KT88 has been either. #1. (52 votes, average: 3. Must be tetrode operation. Introduction KT88 Digital Brain Electric Activity Mapping collects EEG signal with electrodes, via integrated amplification, A/D transformation, PC auto-analysis, FFT, to form electroencephalogram that displays with color depth. Different rating or performance. With 425 Volts on the anodes and a load of. KT88 - Beam power tetrode. KT88-STR REDBASE TAD Premium Matched. e. The Stereo 25 MkII comes with gloriously rich KT88 tubes and accommodates a wide range of output valves (EL34, 6L6, KT88, KT66, KT77, 6CA7, 6550), allowing music lovers and tube rollers alike myriad customization. With a 5U4 (fast start) rectifier, a 360-0-360v PT will cause the power supply voltage to just touch 500v briefly, on startup (before the output tubes start conducting)- so, 500v caps would be OK. $170. KTP88 Slot Gacor Situs Terpercaya Dengan Bocoran RTP Paling Akurat Hot Games Slot :- Gates Of Olympus - Starlight Princess - Sugar Rush - Mahjong Ways2- Koi. The PCB also includes a tube-based power supply, using 5U4 or whatever tube you like, and snap-mount capacitors on the PCB. Preferred Series KT88. 69. KTP88 | Situs Judi Online Terpercaya | Casino Online Terbesar. IN STOCK - FAST SHIPPING - AUSTRALIA and NEW ZEALAND. The JJ KT88 is an amazing tube! They are extremely thick and rich sounding with no loss of high end like the chinese made KT88’s. 2,3k 20W is enough for a single KT88 but try to find out its max current without core saturation! The first tube amp I made is SEPlex by dvnator had KT88 with 5000 ohm OPT but power supply was only 380VDC it did not get pushed enough. Brand New Matched Pair w/ 24-Hour Burn-in! Brand New. In the audio amplifier, the power can be 100W when it is used as push-pull class AB1 with double tubes, it can also be used in electronic voltage regulator circuit. Pusat Info. Our Preferred Series KT88 tube is a versatile high quality tube. The KT88 spec is 800v / 600v maximum, whereas the 6550 spec is 600v / 450v maximum. It has a less punchy bass but it can create a. USD $79. . to 30 Khz. Daftar Segera dan Raih jutaan Rupiah Setiap Hari Di KTP88 Indonesia indonesian. Upscale Audio tubes will last longer; period. JJ KT88 Power Vacuum Tube. I bought a set of four perhaps 2005 or 2006 for ca. $119. "It's the difference between a stuffed dog and the real thing," said Gunter (George) Bischoff, of Melos Audio, on the difference between solid-state gear and tubes. Psvane.