Melius Club è la nuova casa di Videohifi. Searches are limited to a maximum of 200 records. Tubelab SPP. I've tried to list links where there is (1) a picture, and (2) a schematic. it/gadgetblog/diodo_ledpolarita. com are a great resource also. Figured a KT88 could come close (or maybe a KT120?) After studying Valve Wizard's site, I thought I had a handle on the problem, but my first attempt badly miscalculated the OT value, HT voltages, and totally ignored the screen dissipation, so, before buying more inappropriate iron, figured I'd better bite the bullet and ask. La Elys 2 no es mala cápsula, algo que no he visto en el hilo: cuál es tu pre phono? claro. - Qualità: finali a triodo, driver CF accoppiato in DC (meglio ancora sarebbe il solito Mosfet, tipo il PowerDrive su www. Hi guys, I am planning to build my first tube amp, either a hi-fi stereo amp or a mono guitar/bass amp. One of the issues is that although we can measure a heck of a lot about an amplifier, we can't express those measurements in ways that are easy to digest and interpret for the average reader. A 120Wrms two Chassis mono-block design. What's the greatest bargain in SET these days? Hi, Gang, I response to my recent review of the Reference 3A De Capo BE speaker, someone wrote that if you really want to hear them sing, you should try them with a SET amp, or words to that effect. A push pull transformer will NOT work. Hello Blake, This is a conventional build (in a way). Topic author: Fuling Subject: Katodföljare i mammutstorlek Posted on: 2007/08/16 16:06:41 Message: Efter att ha gått i vaga funderingar i flera års tid har jag äntligen tagit mig för att göra vissa praktiska tester på en förstärkare med slutröret kopplat som katodföljare. La Elys 2 no es mala cápsula, algo que no he visto en el hilo: cuál es tu pre phono? claro. More details of the design are available here. A typical circuit will have a driver that provides voltage gain, coupled to a triode (like 2A3 and 300B), or even pentodes like EL34 or the KT88 in triode configuration, connected to the loudspeaker through an audio transformer in a common cathode arrangement. These are expensive and because of changing prices we can only give prices by quotes. Tubelab SPP with Parallel 6HB6. I was thinking about building a tube amplifier for a long time myself and my search ended when I came across "Tubelab SSE" designed by Mr. I would also like to know if anyone has plate characteristic drawings for screen voltages above 300V for these tubes. 50 shipping. 95 for each program. They make kt88, kt90, and kt100's now, I have a set of kt90's in my 32v3 that sound great. See more ideas about Audio amplifier, Audiophile and Valve amplifier. 6 A Anode Max dissipation Watts42 W Max voltage800 Socket connections Octal base, Pin 1, Not used Pin 2, Heater Pin-3, Anode/plate Pin-4, Screen grid, g2 Pin-5, Control grid, g1 Pin-6, Not used Pin-7, Heater Pin-8,. com), e sperimentare con la controreazione. Kun et utkast altså, verdier på motstander og kondiser er ikke vurdert ennå. Way back in the dx100 days I solid stated the vacuum rectifiers and installed the big VR tubes in their place to regulate the screen voltage. T head, Ampeg 1988. I highly recommend doing a search on diyaudio for post on the 6FW5 (narrowing it down with JoshK (me), tubelab. Es hat sich in über 30 Jahren HiFi-Hobby so einiges an Wissen und Weisheiten angesammelt, welches ich hier gerne an Interessierte weitergeben möchte. Mars Kit2 Mk2, Paarl, Western Cape. 14 Mar 2019- 6SN7 / 300B Single-Ended Triode (SET) Tube Amplifier. Elekit TU-8600, Part 2: Building the Kit, and the Lundahl upgrade Posted on 2017/11/14 by Noam Bronstein in Amplification , DIY , Tubes // 19 Comments In Part 1 of this series, I covered (mainly) the Elekit TU-8600's performance. Tube Amp Project: Tubelab Simple SE My first single-ended tube amp. The KT88 is an octal-socket beam power tetrode designed for audio frequency amplification. Biased according to the schematic each KT88 will draw 75mA and the 6N1P will draw 8 mA or so. It comes down to personal choice on which way you want to go. The driver stage is an SRPP using a 12SL7 tube. The Baby Huey EL84 is a design to consider, too, but there are no boards that I know of. The reason I am using new tubes and not NOS Gold Lion KT88 tubes is because they are expensive, really expensive. The only difference here is that the 6. Pretty much anything that is pin-compatible with the EL34/6L6/KT88 family of tubes will work, as long as they can handle whatever B+ voltage you choose to run. The ideal primary impedance for this design is 5K ohms. He has put a lot of effort in documenting the step by step instructions to build "Tubelab SSE". ClassificationBeam-power tetrode ServiceClass-A amplifier, class-AB amplifier, Cathode Cathode typeIndirectly heated Heater voltage6. As for power transformers- the B+ required for Mikael's amp is 400 V. A sneak peak at my current audio project: Tube Amp. I chose 450V, which is as high as I can safely go with the 500V capacitors. Ik heb hier in de aanbieding partij buizen. La Elys 2 no es mala cápsula, algo que no he visto en el hilo: cuál es tu pre phono? claro. The core circuit of Tubelab is retained, i have changed some component values to adjust Bias, Drive, etc to suit my listening taste, to get a decent THD figures and to keep odd harmonics to very minimum. Comparison review by Gary S. Edcor transformers / kt-88 tubes. com and DIYAudio. I added another board so I could parallel the 6HB6's but then it sat on my bench for nearly a year. Being Japanese, the parts quality should be good & the chassis quality appears to be esp nice. com Simple Single Ended amp I'll be building until I die has the option of eliminating the need for an external rectifier (tube or otherwise) by adding two diodes to the PC board. EF36,ECC33,KT88(2) Audio Power Amp: Push Pull: 432: 6CA7 PP (EL34) all bump dynamic experiment Amplifier: JP : Bearwalk From Japanese. He has put a lot of effort in documenting the step by step instructions to build "Tubelab SSE". In my experimentations, I want to try KT88 and 6550. Allowing a margin for safety your PTX should be able of delivering 190 mA or so. (shown w/o power supply section) Here is the schematic for the power supply section. Poca ma fatta bene. The reason I am using new tubes and not NOS Gold Lion KT88 tubes is because they are expensive, really expensive. Time left 3d 5h left. I built a pair of Bass Reflex Fostex 127E full range speakers a few years back. I contacted Bruce and he told me that in his opinion this amp might need some NFB to clean the top end. This one is the Odd Blocks which will work with a number of octal tubes (KT77, 6CA7, EL34, 6L6GC, KT88, KT90, 6550). I've heard CSXE25s in a friend's tubelab Simple SE amp here. And I really wanted to try out the Aikido + SE output stage amp. I wonder how Found total of 200 records, Query: psvane in Tubes Asylum, Time: 0 sec. It comes down to personal choice on which way you want to go. Audio Asylum Trader. The Tubelab SSE is a single ended amplifier. Free discussion forums, open to all and frequented by industry experts. Poca ma fatta bene. ClassificationBeam-power tetrode ServiceClass-A amplifier, class-AB amplifier, Cathode Cathode typeIndirectly heated Heater voltage6. 4S Universal Preamplifier for 12A*7 Tubes Humble Beginnings How to test amplifier tubes. This video talks about the design and build process for this amp, which is built around the Tubelab Simple SE (now SSE) PCB. I also like the Chinese KT88 for their sound but quality has been spotty to say the least. A schematic of the SE KT88 tube amplifier that I have built is. The Baby Huey EL84 is a design to consider, too, but there are no boards that I know of. Basically this fine tuning is dependent on Valves, So if we roll tubes it may or may not give best results. Vacuum Tube - KT88, Valve Art See more like this. The core circuit of Tubelab is retained, i have changed some component values to adjust Bias, Drive, etc to suit my listening taste, to get a decent THD figures and to keep odd harmonics to very minimum. 5K Plate voltage = ~425V) At 450V a KT120 SE UL amp is supposed to do no more than 15W. The "300B" amp looks like quality parts inside, but who knows what topology the builder followed. infierí que usaba la etapa de phono de su Roksan K3. Il y a un pléthore de tubes employés rien qu'en puissance ecl86, el84, 6L6, EL34, KT88, KT66, R120, 6B4G, 300B et surement d'autres. I chose 450V, which is as high as I can safely go with the 500V capacitors. I have one quad of used test new Genelex KT88's. who makes the best kt88 tube i have a vac phi 200 and I know there are better tubes than what is standard,I cant find any more of the original gold lion in the u. Weston 981 Type 3 Tube Tester April 7, 2018 | DLandon This is a Weston 981 Mutual Conductance tube tester that was not functional when I received it for calibration. 304 Aufrufe 9. That said, most any of the tubes are interchangeable (with the possible exception of the lesser-quality Chinese tubes) in almost any piece of gear designed for a 6550 or KT88. The reason I am using new tubes and not NOS Gold Lion KT88 tubes is because they are expensive, really expensive. ClassificationBeam-power tetrode ServiceClass-A amplifier, class-AB amplifier, Cathode Cathode typeIndirectly heated Heater voltage6. Introduction. Biased according to the schematic each KT88 will draw 75mA and the 6N1P will draw 8 mA or so. Is there a significant difference in SQ between a good NOS vs good newer tube, not enough for me to shell out the money. Re: Dự Án 845; GM-70; GK-71; FU-13 ( SE )Các Bác giúp em nhé Ông cuongnm và ông anhtuanhpqn Sam tôi nhé! Toppic của em là đây mà. KT88-Push-Pull-Tube-Amplifier-Cover. Just need to fit it into a nice chassis. Just got my KT150 tubes for my ARC REF75 and it was a plug and play install. 6 A Anode Max dissipation Watts42 W Max voltage800 Socket connections Octal base, Pin 1, Not used Pin 2, Heater Pin-3, Anode/plate Pin-4, Screen grid, g2 Pin-5, Control grid, g1 Pin-6, Not used Pin-7, Heater Pin-8,. Как-то случайно обратил внимание, что 90% статей на хабре с тегом «теплый ламповый» рассказывают о чем угодно, но только не о ламповой технике. This tube is a favorite of audiophiles. Audio Asylum Reviews KT88 - Read Reviews: Tubelab Single Ended TSE. Time left 3d 5h left. Источник: 6AV5 Sweep Tube - Tubelab Статические параметры: макс анодное 500 вольт, макс экранной сетки 175 вольт, макс. Kun et utkast altså, verdier på motstander og kondiser er ikke vurdert ennå. Problemen blev mindre med gallerstopparna, men kvarstår som sagt. Re: Dự Án 845; GM-70; GK-71; FU-13 ( SE )Các Bác giúp em nhé Ông cuongnm và ông anhtuanhpqn Sam tôi nhé! Toppic của em là đây mà. Les schémas trois étages avec un driver et un tube de puissance en triode. Tube Audio Lab amps are treasured by many worldwide for their sonic excellence, fidelity, quality, and reliability backed by personal customer service. Free discussion forums, open to all and frequented by industry experts. I did this design back in the 80's and still have the amps used a 6FQ7 phase-inverter/driver and a 6072 for the input amp and a pair of real KT88 outputs. It went into a custom amp design based on Dyna Mk-II/III iron and metalwork. Jul 28, 2019- Explore Peter Brown's board "Audio Amplifier", followed by 270 people on Pinterest. Tubelab SSE The SSE (Simple Single Ended) board is used to make a simplified SE amplifier that uses indirectly heated tubes like the 6L6GC, EL34, KT88 and 6550. http://farm4. 14 Mar 2019- 6SN7 / 300B Single-Ended Triode (SET) Tube Amplifier. Die 1300 pF hast Du scheinbar im Quadrat eingesetzt und dann ist Cgs` wirklich annähernd 0 Bin aber wie gesagt bei Fets betriebsfremd. The driver stage is an SRPP using a 12SL7 tube. Tubelab Simple SE - Description is a two-stage design with a single 12AT7 serving as the input stage to both channels and a pair of EL34/6L6/6550/KT88 type. The power conditioner at the bottom is a Panamax MR5100. Project Cntry Main Page Description Parts Tubes Type Subtype; 1: The Minicaster AM Transmitter: US : Phils Old Radios Now here is a construction approach that anyone can follow. The PCB tubelab SE could also be done P2P as some have done. Tube compliment is: 2 EL34 or KT88 and most equivalents, 1 12at7 for signal tube, and 1 5AR4 Rectifier tube. At the time this manual was written, the Tubelab SSE has only been tested as a stand alone single ended amplifier. com are a great resource also. Har de 80H chokene liggende, så derfor planlegger jeg å bruke de. Enjoying the unfinished Tubelab SSE project. Melius Club è il ritrovo dei cultori di tutte le passioni sospese tra arte e tecnica, appassionati sempre alla ricerca del miglioramento. Well known George Anderson design built with the PCB he sells on his Tubelab site http://tubelab. Hi Gio! I havent checked as I havent got a scope. Reflektor 6p3s-e, New Sensor KT88, Electroharmonix 6CA7EH, Shuguang 6L6 At one time I had some Sovtek EL34G in there, and some JJ E34L, and some GE 6L6GC. 50 shipping. Building Your Own Tube Amp. The new Psvane KT88-T (Treasure KT88-Z) might be a good alternative. Il y a un pléthore de tubes employés rien qu'en puissance ecl86, el84, 6L6, EL34, KT88, KT66, R120, 6B4G, 300B et surement d'autres. I added another board so I could parallel the 6HB6's but then it sat on my bench for nearly a year. 15W Tube Amplifier Output Transformer Single-ended Z11 Annealed Silicon Steel Sheets EI Transformers 0-4-8ohm for Tubes 6P14 EL34 EL84 6P3P KT88 6P1 Audio HIFI DIY Model No: WVTO-OT15W The output transformer adopt core of Japan Z11(0. The headphones are Sennheiser HD595 and the speakers used for listening were a pair of DIY rear-loaded horn cabinets with high sensitivity Fostex FE206En drivers. Shugang Treasure KT88-Z vs. The original meter movement developed a mechanical problem. com), e sperimentare con la controreazione. Classifieds: FOR SALE - Tubelab Simple SE Single-ended Main Amplfier for EL-34, 6CA7, 6550, KT-66, KT-88 asking for $400. Cgs` sollte nach obiger Formel 0. Recently I saw an unused matched set, NOS, but new in the box, go for well over $1000 on E-Bay. com are a great resource also. 4S Universal Preamplifier for 12A*7 Tubes Humble Beginnings How to test amplifier tubes. 95 for each program. Custom solid wood box. As for power transformers- the B+ required for Mikael's amp is 400 V. Я бы на Е-бае из ламповой техники покупать бы стал или готовый винтажный (50-60х) годов усилитель с целью его реставрации и небольшой доводки до ума, или же взял бы. [In Japanese. Comparison review by Gary S. Mi scuso per la mia assenza, ho optato per un single ended parallelo con delle kt88 e ecc82, l'ampli funzionava bene soltanto che mentre stavo tarando il bias di una valvola accidentalmente con il puntale del tester tocco il piedino della griglia schermo, l'altro puntale era messo a massa ( in modalità amperometro), innescando un arco. This one is the Odd Blocks which will work with a number of octal tubes (KT77, 6CA7, EL34, 6L6GC, KT88, KT90, 6550). KT88 is a low distortion, high output power tube developed specifically for audio. You'll need a high current cathode follower or mosfet source follower like tubelab's to directly drive the grid. Where I don't want to slog through in a half-understood language, I use Google's translation page. They can draw grid current that must be supplied from a good low inpedance drive source. com and DIYAudio. The PCB tubelab SE could also be done P2P as some have done. Как-то случайно обратил внимание, что 90% статей на хабре с тегом «теплый ламповый» рассказывают о чем угодно, но только не о ламповой технике. The weak link as I see it in that modulator is the 6L6 driver has a high source impedance such that as the 811's are driven harder, the positive drive voltage into each grid will progressively compress since the grid current will increase with increased grid voltage. Two different power amps, both single ended designs, as it appears to me. Vet ikke om noen på HFS som har bygget med print fra Tubelab, men generelt kan man kanskje si at punkt-til-punkt layout er veldig mye arbeid med. it 300b pinout. Also, are there any over arching tonal differences between 6550 types and kt88 types?. made by GEC/MOV in the U. Right now I am trying to decide which circuit to build based on the simplicity and parts availability, but one issue I am facing is the availability of the correct specification transformers for a reasonable price, as I have to build the amp on a tight budget. - Qualità: finali a triodo, driver CF accoppiato in DC (meglio ancora sarebbe il solito Mosfet, tipo il PowerDrive su www. As a result, KT88's and 6550's are produce cleaner tones and have low distortion, making it popular amongst bass amplifiers and high end audio applications. Secondo me per le EL84 o ci si accontenta dei 5W a triodo o è meglio cambiare tubi finali. The driver stage is an SRPP using a 12SL7 tube. They can draw grid current that must be supplied from a good low inpedance drive source. Источник: 6AV5 Sweep Tube - Tubelab Статические параметры: макс анодное 500 вольт, макс экранной сетки 175 вольт, макс. The basis for this tube preamplifier started out as a post in the Super simple single stage tube preamp thread on the website Forum. Where I don't want to slog through in a half-understood language, I use Google's translation page. Very nice amplifier overall and a solid 50-watt output with wide bandwidth and very quiet. 2016 16:19. Currently hooked up to a pair of Klipsch Forte II with Crites upgrades, and it's the best sound that I've heard. Skip to main content. The PP is a Mark Hill 5881 (basically a Yaqin) 6L6 @ appx. Triode-wired single-ended amplifier designed by George Anderson, well-known (on Diyaudio. Har de 80H chokene liggende, så derfor planlegger jeg å bruke de. Found 200 records in Search of Tubes Asylum. This board is used to construct amplifiers from a basic low cost design to a high end triode mode amplifier. Ik heb hier in de aanbieding partij buizen. A push pull transformer will NOT work. I cannot find 10M45S listed with Farnell or RS, I'm looking for 2 pieces to convert a cheap SE EL34/KT88 amp to the Tubelab design. Somehow he knew that I had a soft spot for 6L6s and proposed I try the TU-879S. Waaronder 1x kt88 sovtek nieuw in doos. Song: "Jacksonville" by Sufjan Stevens. Har du sett at tubelab holder på med en PP konstuksjon. The KT88 is a beam tetrode/kinkless tetrode vacuum tube for audio amplification. The Simple SE design is very versatile in terms of what output tubes can be used. The second one looks like 4 pin output tube sockets, so maybe a 300B or 2A3 type. I will be interested to see how you guys get on Best Regards James. If you're visiting just to get a glimpse of what custom made amps are all about, please take time to check out my portfolio and feedback. 八神純子 (Junko Yagami) - 思い出は美しすぎて (Omoide Wa Utsukusi Sugite) | KENRICK Perfect JBL 4310 ケンリックの緻密な再現力. I highly recommend doing a search on diyaudio for post on the 6FW5 (narrowing it down with JoshK (me), tubelab. com are a great resource also. Les schémas trois étages avec un driver et un tube de puissance en triode. Im diesem Blog möchte ich sozusagen etwas aus dem "Nähkästchen" plaudern. Jul 28, 2019- Explore Peter Brown's board "Audio Amplifier", followed by 270 people on Pinterest. Our products have been installed worldwide for over 40 years. Plus for what it's worth the KT88 seems to be less stiff and more expressive. 3 volt secondary and one dual secondaries 375 / 375 volts as well as 5 volt). com or pmillett) for typical uses. Poca ma fatta bene. They are not bothered by this and sound the best of all tubes tested if you want to play it loud. Il y a un pléthore de tubes employés rien qu'en puissance ecl86, el84, 6L6, EL34, KT88, KT66, R120, 6B4G, 300B et surement d'autres. The PP is a Mark Hill 5881 (basically a Yaqin) 6L6 @ appx. Well known George Anderson design built with the PCB he sells on his Tubelab site http://tubelab. I have tried and liked SED winged c kt88, and New Gold Lion kt88. com) circuit designer and consultant on many, if not most, of the successful designs posted there. it/gadgetblog/diodo_ledpolarita. I wonder how Found total of 200 records, Query: psvane in Tubes Asylum, Time: 0 sec. (shown w/o power supply section) Here is the schematic for the power supply section. Источник: 6AV5 Sweep Tube - Tubelab Статические параметры: макс анодное 500 вольт, макс экранной сетки 175 вольт, макс. I used fixed battery bias, which sounded wonderful. Conversely, switching the rectifier to a 5V4 will give you about 30 volts more than the 5Z3. Gracias Citar. Product Review - A Comparison of 6550 and KT-88 Power Tubes - June, 2002 Jason Serinus. They are a very robust design with cathodes larger than a KT88's. The PP is a Mark Hill 5881 (basically a Yaqin) 6L6 @ appx. j'avoue ne pas bien connaitre les tubes russes, sauf quelques-un, j'avais pensé le déphaseur en EF86 et le CF en puissance avec une 6BX7, une 6c45P, ou une kt88, mais elles ont toutes un recul de grille assez important. Begonnen von daniii88. He suggested I buy one of their…. I was thinking about building a tube amplifier for a long time myself and my search ended when I came across "Tubelab SSE" designed by Mr. The driver stage is an SRPP using a 12SL7 tube. Die 1300 pF hast Du scheinbar im Quadrat eingesetzt und dann ist Cgs` wirklich annähernd 0 Bin aber wie gesagt bei Fets betriebsfremd. 3watt 6BQ5 SE amp 3watt 6BQ5 SE amp for Alexander in Russi 3watt 6BQ5 SE amp 6DJ8 ECC88 SE Stereo Amplifier - Bedside QRP Tube AMP, Loftin-White Disclaimer This video is for information purposes only. Pretty cool looking. com Simple Single Ended amp I'll be building until I die has the option of eliminating the need for an external rectifier (tube or otherwise) by adding two diodes to the PC board. So there are two output transformers, one choke and two power transformers (one 6. The reason I am using new tubes and not NOS Gold Lion KT88 tubes is because they are expensive, really expensive. Ik heb hier in de aanbieding partij buizen. jpg http://home. The downloads are at the GlassWare-Yahoo store and the price is only $9. Tubelab SPP with Parallel 6HB6 I used a SPP board from Tubelab and modified it for 6HB6's. Tube amps by Tom McNally Check my eBay listings for amps for sale tomsnj on eBay If you have questions or need some help, please email: [email protected] I have tried and liked SED winged c kt88, and New Gold Lion kt88. 5k fit well for kT66,6L6 and kt88, 6550? Would it be better with 5K?. Just looking for a possible Oz source for these 10M45S current sources, Mouser and Digikey's shipping rates have gone crazy, unless I'm missing something. Re: Amplificateur KT88 pseudo triode avec transfo de sortie Chrétien Message par mimi80 » mar. Tube CAD, Se Amp CAD, Audio Gadgets For those of you who still have old computers running Windows XP (32-bit) or any other Windows 32-bit OS, I have setup the download availability of my old old standards: Tube CAD, SE Amp CAD, and Audio Gadgets. This amp circuit is derived from the classic single-ended designs that began in the 1930s. 845's are difficult to drive. 3 Heater current1. It's a single-ended 300B amp - my first jump into tube amps. The KT88 is a beam tetrode/kinkless tetrode vacuum tube for audio amplification. Hi all, Managed to build my KT88 guitar amp over Xmas after finally settling on the front end after about a year of procrastination. The "300B" amp looks like quality parts inside, but who knows what topology the builder followed. The only difference here is that the 6. Just looking for a possible Oz source for these 10M45S current sources, Mouser and Digikey's shipping rates have gone crazy, unless I'm missing something. Only have a set of coke bottle 45's right now, haven't been able to pry my wallet open enough to buy a pair of globes. Es hat sich in über 30 Jahren HiFi-Hobby so einiges an Wissen und Weisheiten angesammelt, welches ich hier gerne an Interessierte weitergeben möchte. Two different power amps, both single ended designs, as it appears to me. He suggested I buy one of their…. This tube is a favorite of audiophiles. com), e sperimentare con la controreazione. 132) I have tried the Psvane 12AX7's in my Phono preamp and really like them but only have about 15-20 hours on them. Et lite utkast av det jeg har i tankene for meg selv. Time left 3d 5h left. com Simple Single Ended amp I'll be building until I die has the option of eliminating the need for an external rectifier (tube or otherwise) by adding two diodes to the PC board. Mi scuso per la mia assenza, ho optato per un single ended parallelo con delle kt88 e ecc82, l'ampli funzionava bene soltanto che mentre stavo tarando il bias di una valvola accidentalmente con il puntale del tester tocco il piedino della griglia schermo, l'altro puntale era messo a massa ( in modalità amperometro), innescando un arco. Hi guys, I am planning to build my first tube amp, either a hi-fi stereo amp or a mono guitar/bass amp. Having a small stash of #26 tubes and always being curious about it as a preamp tube, I've embarked on some preliminary research of successful implementations. 50 shipping. Photograph 8 below shows the KT88 Monoblock Tube Ampifiers with a NAD C516BEE CDP and a Cambridge Audio DacMagic Plus. Some of the pages are in other languages, particularly German. jpg KT88 Push-Pull Tube Amplifier (monoblock) 2894 views The third of the "OddWatt" tube amp projects. Way back in the dx100 days I solid stated the vacuum rectifiers and installed the big VR tubes in their place to regulate the screen voltage. Also, are there any over arching tonal differences between 6550 types and kt88 types?. Mr Tubelab beskriver samma sak på Diy Audio. Tubelab SPP with Parallel 6HB6 I used a SPP board from Tubelab and modified it for 6HB6's. Как-то случайно обратил внимание, что 90% статей на хабре с тегом «теплый ламповый» рассказывают о чем угодно, но только не о ламповой технике. Phillip at bluebell hinted he is working on some 4:1 SE interstages with hammond for a KT88 or 300b driver but i have not been able to get any more than that from him than that. I took 2 weeks off over Christmas and built a chassis and cover for it. It's based off Tubelab's SE printed circuit board. Just looking for a possible Oz source for these 10M45S current sources, Mouser and Digikey's shipping rates have gone crazy, unless I'm missing something. I have searched the forums and have not been able to find a specific reference to the purpose of the 5H 250R choke and 10uF cap for the 6N1P plate as shown on the schematic:. EDCOR is one of the leading manufacturers of high quality audio transformers. Il y a un pléthore de tubes employés rien qu'en puissance ecl86, el84, 6L6, EL34, KT88, KT66, R120, 6B4G, 300B et surement d'autres. Tube CAD, Se Amp CAD, Audio Gadgets For those of you who still have old computers running Windows XP (32-bit) or any other Windows 32-bit OS, I have setup the download availability of my old old standards: Tube CAD, SE Amp CAD, and Audio Gadgets. There is also George of tubelab. 4S Universal Preamplifier for 12A*7 Tubes Humble Beginnings How to test amplifier tubes. 1X ecc88 edicron 2x el 34 psvane status en herkomst onbekend. I cannot find 10M45S listed with Farnell or RS, I'm looking for 2 pieces to convert a cheap SE EL34/KT88 amp to the Tubelab design. What if the best sound was achieved decades ago? In 1938, Western Electric manufactured the first type 300-B electron tube. Har du sett at tubelab holder på med en PP konstuksjon. Audio advice and discussions with audiophiles and professionals. The driver stage is an SRPP using a 12SL7 tube. Well known George Anderson design built with the PCB he sells on his Tubelab site http://tubelab. com/3105/2562591094_bf04623f4c. They appear to produce general electronic kits for domestic consumption, but including a few audio amplifier kits. Get free, customized ideas to outsmart competitors and take your search marketing results to the next level with Alexa's Site Overview tool. Waaronder 1x kt88 sovtek nieuw in doos. Just need to fit it into a nice chassis. 845's are difficult to drive. This board is used to construct amplifiers from a basic low cost design to a high end triode mode amplifier. 7kg with the LS28 at 7. This amp circuit is derived from the classic single-ended designs that began in the 1930s. Hva finnes av KT88 byggesett der ute, som ikke koster skjorta? -jeg har egentlig gitt opp CE forsterkere (Cheap Electronics) fra Kina, og vil heller kvalitetssikre noe som fungerer men ikke er overavansert. At that time, I praised everything about the amp save for its excessive sweetness. Die 1300 pF hast Du scheinbar im Quadrat eingesetzt und dann ist Cgs` wirklich annähernd 0 Bin aber wie gesagt bei Fets betriebsfremd. Mutual Conductance tube testers are the best for true vacuum tube performance. Skip to main content. Send in your ideas of where you used our products - we will be glad to post them here - Application section; Eleven (11) new high current - dual primary - stock transformers added to our line - perfect for high power - tube filaments (February 2014). Opening up my wifes Mono Blocks, I found nothing but quality parts, she has been running her KT88 based amps for the better part of five years. It is similar but not identical in spec to the 6550. Har läst någonstans om att man skall köra kolmassa (är det samma som kolytskikt?) där, men jag hittade inget så jag lödde ett Dale WW nästan vid själva kroppen, kanske 3 mm tråd till sockelpinnen. DIY Single-Ended (SE) KT88 / 6L6 / EL34 / 6CA7 Tube Amplifier. Free discussion forums, open to all and frequented by industry experts. I thought to myself that sounds like a fun project. Vet ikke om noen på HFS som har bygget med print fra Tubelab, men generelt kan man kanskje si at punkt-til-punkt layout er veldig mye arbeid med. Re: Dự Án 845; GM-70; GK-71; FU-13 ( SE )Các Bác giúp em nhé Ông cuongnm và ông anhtuanhpqn Sam tôi nhé! Toppic của em là đây mà. The KT88 is broader with less of a mid peak, the 6550 would be percieved as scooped. He suggested I buy one of their…. As a result, KT88's and 6550's are produce cleaner tones and have low distortion, making it popular amongst bass amplifiers and high end audio applications. Les schémas trois étages avec un driver et un tube de puissance en triode. Ik denk dat ze nieuw zijn. Secondo me per le EL84 o ci si accontenta dei 5W a triodo o è meglio cambiare tubi finali. Hva finnes av KT88 byggesett der ute, som ikke koster skjorta? -jeg har egentlig gitt opp CE forsterkere (Cheap Electronics) fra Kina, og vil heller kvalitetssikre noe som fungerer men ikke er overavansert. Get free, customized ideas to outsmart competitors and take your search marketing results to the next level with Alexa's Site Overview tool. 4S Universal Preamplifier for 12A*7 Tubes Humble Beginnings How to test amplifier tubes. I use three smaller VR tubes in the 32v to get 450 volts. Recently I saw an unused matched set, NOS, but new in the box, go for well over $1000 on E-Bay. ULKS WICHER MOGILNO. It comes down to personal choice on which way you want to go. You need to try it and draw your own conclusions. The KT88 is an octal-socket beam power tetrode designed for audio frequency amplification. The core circuit of Tubelab is retained, i have changed some component values to adjust Bias, Drive, etc to suit my listening taste, to get a decent THD figures and to keep odd harmonics to very minimum. Originally made for demanding military applications these ideal power tubes provide unrivalled sonic performance in the correct audio circuit, at least in our opinion, and we believe yours too once you listen with this amp. They can draw grid current that must be supplied from a good low inpedance drive source. Doe een leuk bod op de partij. Melius Club è il ritrovo dei cultori di tutte le passioni sospese tra arte e tecnica, appassionati sempre alla ricerca del miglioramento. Vet ikke om noen på HFS som har bygget med print fra Tubelab, men generelt kan man kanskje si at punkt-til-punkt layout er veldig mye arbeid med. I cannot find 10M45S listed with Farnell or RS, I'm looking for 2 pieces to convert a cheap SE EL34/KT88 amp to the Tubelab design. Power supplies are fully regulated and tube based. jpg http://home. 00988 pF sein. I've tried to list links where there is (1) a picture, and (2) a schematic. Ik denk dat ze nieuw zijn. Check out #kt88 photos & videos on Instagram: latest posts and popular posts about #kt88. com/3105/2562591094_bf04623f4c. 5k fit well for kT66,6L6 and kt88, 6550? Would it be better with 5K?. I thought to myself that sounds like a fun project. The driver stage is an SRPP using a 12SL7 tube. I wonder how Found total of 200 records, Query: psvane in Tubes Asylum, Time: 0 sec. com) circuit designer and consultant on many, if not most, of the successful designs posted there. I have tried a quad of Winged C KT88, Winged 6550, Sovtek Kt88, Sovtek 6550, and Shungang Kt88. The only difference here is that the 6.