Soon after receiving your courtesy notification, when your order is on its way you will receive a fulfillment notification email with tracking number and purchase receipt. Still test as new. I've learned music so well on my other systems without having to think about the sound (like walking), however, with the Maestro 6922/F-300B producing sounds that were closer to flying, my brain had to force itself awake from such a new state of consciousness. The same things that served moviegoers back then—low noise, ultra-long life, sonic purity and warmth—made it a standout tube for music lovers and vintage audio collectors as the years passed. 4 used 300B tubes. You can always update, change, or completely cancel your order by contacting us at +1 (404) 352-2000 or 300b@westernelectric.com. This latest High Performance (HP) version has been tweaked to offer unprecedented silent backgrounds and greater clarity, allowing for subtle details in the music never heard before. * Due to COVID19, there is a $500 adjustment in MSRP due to everything had a spike in cost, as well logistic issues. And to top it all off, when Glenn Gould is raging on a nice bass melody line on a Bach piece, each note moves right along with his fingers. Every pair is inspected at the factory and comes with test certificates for each tube. The second Hashimoto choke transformer is served to feed the dual e-caps, feeding the rest of the power supply stages. Now you suppose have a better part (like a better drive-train / transmission being installed on an race car) - but you need to remap and tune the ECU/Computer in order to unleash the full potential. DimensionsDimensions, outline diagrams of the tubes and bases, and the arrangement of electrode connections to the base terminals are shown in Figures 1 and 2. At that point with my brain fully conscious, it was almost a state of euphoria to wake up hearing music that sounded so different. And we merged the two previously offering, original F-300B (Built on a strong metal production chassis) Mono Blocks and the F-300B Walnut Edition (Constructed base on a small wood frame) together to officiated this new production of “300B Mono Blocks”. This tube worked well in … In electronics, the 300B is a directly-heated power triode vacuum tube with a four-pin base, introduced in 1938 by Western Electric to amplify telephone signals. The guitar is a warm instrument and the 300B amps have moved to the 'warm' sound of real wood on a very well-made instrument. $201.19 $ 201. Recommended Operating ConditionsRecommended and maximum conditions for alternating-current filament supply are given in the table. These additional import charges are the responsibility of the buyer. Join our mailing list to get updates on availability. It was a breakthrough power triode, but in those days it hummed away from behind a curtain in early Hollywood sound systems. At last, we mutually agree upon on one set of engineering parameters that makes this the best or nothing. At that time, you may be required to re-enter or update certain payment information. The 300B Tube Lives Again! The engineering of the Monza RSR mono blocks is totally different; almost everything is doubling up or separated half for better channeling / supply / and delivery. The new 2020 F-300B Classic Mono Blocks is a result of our long brilliancy in making 300B tube amplifiers. While great in the midrange the bass and Treble are only very good. Thus, while Psvane's current tubes like ACME are widely regarded as "great tubes," Grant Fidelity is confident that Linlai is pulling even by solely focusing on HiFi tubes. Already with the Electro-Harmonics tubes the sound is reach, although there is no that unique density, even „creaminess” of the presentation, that the best 300B triodes offer, such as products of the Western Electric or Japanese Takatsuki (and a few other great ones available currently on the market including the PSVANE’s valves, as you’re about to learn). BY HOWARD W. STONE. And that is why most 300B amps on the market either fail in this regard or or measured far from the best, because they had to work within a specific budget. Audio Nirvana 300B SET, EL34 Single Ended, EL84 Ultralinear Vacuum Tube Amps. With a number of good products on the market, we had to have something special right out the gate -- the F-300B Classic Mono Blocks was our answer. The life of the tube at maximum operating conditions will be shorter than at the recommended conditions. In the 1980s it started to be used increasingly by audiophiles in home audio equipment. The 300 b is known for its magical triode signature sound and grand / colorful presentation. The Canary Audio SET 300b M-80 is a mono-block amp that retail for $9,000/pair and puts out eight watts per mono block. I had a listen to a flute concerto and the timbre was so thick I felt the amps were just pouring out harmonics. And strange. Like the Monza, we use one 12AX7 for the most direct sound reproduction with fewest sound change / phase shift,  we adapted one more 12BH7 or ECC99 to act as cathode follower and input impedance matching. You can always update, change, or completely cancel your order by contacting us at +1 (404) 352-2000 or 300b@westernelectric.com. This has not been done before with Audio tubes. Pre-2017 Edition : Made with flagship James Transformers co-engineer with Triode Lab, 12AX7 + 6H30 / Point to Point Complete Hand-wired Driver Stage on Copper (Clear-coated) Platform, Copper Chassis with pure COPPER heavy duty chassis construction for best sonic reproduction, Ship's Body, will be using wood to framed the copper chassis (Measure approm 12-15" wide and 50" long), Ship-weight : Heavy! This tube feeds an interstage transformer designed specially by Audio Note for use in the Interstage Mono Block Kit. You will not be charged until your order is ready for shipment. 300B Tubes The first mass produced 300B tube was made by Western Electric in 1938. With the center tapped tubes, we enter a new field of applications. This is particularly the case with respect to the tubes utilized in my Audio Note Balanced Kegon amplifiers: a 5U4G rectifier, a VT-25 input, and two 300B output tubes. It draws only 2 amps, which makes the transformer work cooler). 5.0 out of 5 stars 1. They are much faster in the mid-bass for example. We don't just focus on the outputs, even the choke transformer we pick are of high quality (made by Hammonds Canada) and important to both the sound and circuitry. Can anyone compare the new Genelex PX300B tube to either Svetlana 300B's, Western Electric 300B's, Sophia 300B mesh plates,newer KR300B tubes or Electro Harmonix 300B's. It has been a longstanding favorite of mine for it’s sound which is classic 300B, close in fact to the reissue WE 300B. Update, change, or completely cancel your order at any time by contacting us. It's letting me hear everything there aside from the notes. You will receive a courtesy notification email when we arrive at your position in the queue. Where it is necessary to operate the tube at or near the maximum plate current of 100 milliamperes, provision should be made for adjusting the grid bias of each tube independently, so that the maximum safe plate current will not be exceeded in any tube. Q: When will my order be shipped?A: Orders are now shipping. These SET amplifiers output about eight watts, while a push-pull pair of 300Bs can output 20 watts. Autobias Safe / Reliable / No Troubles / Durable tube lifes, DC Filament Supply / Direct coupling for quiet, stable and most linear playback, Finale Audio Pink-Lingu RCA (Rose-Gold Plated), Mundorf Audiophiler ZN or EVO Oil Coupling Caps, 5-way Binding Posts 0-4-8 or 0-8-16 (Ask about upgrades to CMC or Cardas), Standard Finish : British Racing Green / $500 for other of our 9 factory colours or $800 for car paint. The front end design is one of our best, and powerful enough we might use the same design to drive bigger tubes such as 845 / 211. Q: How were international shipping rates determined?A: Western Electric has selected FedEx for safe, trackable shipping from our door to yours. Entering 2020 , our 300B Mono Blocks almost became a classic. Testimonial by Professor Robert McCrory (Fine Art) : Well, it looks like magic in my room right now. In this article, Howard Stone first leads us through a nostalgic history of the Western Electric Type 300B audio amplifier triode tube. If it's a sustained whole note, the bass sound does not get flabby as the note stays open. Electron tubes carry a Limited Warranty of ninety (90) days to the end user. We do NOT refer for this to new made replicas, by a USA company, from 1997 onwards.. As a pre-order customer, you will be kept informed with the latest news. When the cello strikes a lower octave note(s), I can now feel the body of the cello when the lower register is being played. Filament RatingFilament voltage 5.0 volts, a.c. or d.c.Nominal filament current 1.2 amperes. The filaments of these tubes are designed to operate on a voltage basis and should be operated at as near the rated voltage as possible. You don’t have to search to find the sweet spot with a WE 300B amplifier, it’s all around you. Man, when i heard all this i wanted to drink a beer! ... Electra-Print Audio 6a3 tube amp Current Price: $101.00. Base and MountingThese vacuum tubes employ medium, four-pin thrust type bases suitable for use in Western Electric 143B or similar sockets. Tonally the Svetlana 300B is evenly balanced with a beautifully delineated midrange and gorgeous sound staging. Q: Why did Western Electric require a credit card to initiate a pre-order?A: Attaching a payment method up-front means speedy, automatic completion of your order later. UPGRADED to HASHIMOTO (Sansui of Japan) Output Transformers, UPGRADED to CARDAS (USA) Speaker Binding Posts - Your choice of Copper / Gold / Rhodium, UPGRADED to MUNDORF (GERMANY) SUPREME EVO SILVER GOLD Input Signal Caps, UPGRADED to MUNDORF (GERMANY) SUPREME SILVER OIL Coupling Caps, UPGRADED to FURUTECH (Japan) Rhodium AC Inlet (Optional Gold, for those who prefer the sound of it.). And we are happy to announce its design a success. Plate-current characteristics for a typical tube are shown in Figure 3 as functions of grid bias, for alternating-current filament supply. I was so eager to hear this 300B triode amplifier that I just had to have a listen before it was even complete. The amp incorporates the latest is transient protection devices which protect your speaker and itself no matter what kind of component failure occurs. Q: Will I be notified when my order ships?A: Yes. It was a breakthrough power triode, but in those days it hummed away from behind a curtain in early Hollywood sound systems. When alternating current is used for heating the filament, the grid and plate returns should be connected to a center tap on the secondary of the filament transformer. Will be housed in triple-foams / triple strength card tonebox on skid/pallet. At this point, the amplifier had not yet been finished still requiring the transformer covers and ventilation holes in the top plate. :D hahah!!!! Unfortunately, there is no way around quality with budget, at least with tube amps. To top that, it sounded so much better than all my systems before this. Class A 8W (Max) / Block The amps are tuned for refinement over raw power, it's more useful and solid than you think. Find out what tube aficionados all over the globe know, the WE 300B is the most natural, elegant and emotive triode anywhere in the known universe. In 1938, Western Electric manufactured the first type 300B electron tube. The corresponding amplification-factor, plate-resistance, and transconductance characteristics are given in Figures 4, 5 and 6, respectively. My understanding is that KR Enterprise is the equipment division and KR Audio is the tube division. The Limited Warranty period may be extended to five (5) years upon return of warranty card included with your electron tube purchase. Power circuit enhancement So, high quality tube amps, especially triode tube amps, are supposed to be expensive. ApplicationAudio-frequency amplifier in positions where power outputs of approximately ten watts or less are required at relatively low plate voltages. We’ve modernized the production line here and there to establish forward momentum at a company with 150 years of history. Find New Wisdoms Through Old Sound: The Takatsuki Electric Industry co. has revived the old 300B design to give audiophiles they sound they’ve been missing. In pursuit of great sound quality of the 300B amp, we have updated and improved the amplification, power, and feedback circuitry. If your shipping address or payment information has changed since placing your order, contact us as soon as possible to avoid losing your position and delay in shipment. The 300B flagship output transformers also tested better than anything we have used/measured - hats off to Hashimoto Transformers (aka Sansui of Tokyo). Quickly speaking, things have become much closer to the 'real' instrument sound. It will have more phase shift, more roll offs, less natural, more distortions, and you name it. Description : While the standard Monza is already the best quality in the world, here, we bring the 300B Parallel design to further push the "cost-is-no-object" territory. Take the advantage of your currency!) WEB EDITION. We feel this is the quietist 300B money can buy, with a unique sound unlike any other 300B on the market. You can review our privacy policy here. What follows is a report on the resurrgence of the 300B through "reissues" being produced by … Your “spot in line,” assigned at the time your order was placed, will still be honored. High frequencies are at once transparent, lovely, sweet, burnished and beautifully seductive. We very much appreciate the sound result from this, than using a 2-stage design that is needed on most other pre-amp tubes such as 6H30 / 6922 / 5687 and so on. If it's staccato, the amp portrays its realism of quickness. Photograph 6 below shows my first listening session with the 300B SET amplifier. There are also the dual individualized stages premium power supply electrolytic capacitors setup (e-cap here and after) for separated superior power delivery to the tubes (1st e-cap) and amplifier gain stages (2nd e-caps) separately— featuring high-end Mundorf “M-Lytic” capacitors. It stays crisp, tight, and portrays a nice low frequency, AND you can hear the piano string moving. Yeah, I guess that's the magic. New amplifier designs brought the tube front and center, its customary yellow lettering on proud display. Many consider the 300 B power tube to offer the very best that tube sound has to offer. TU-8600 is a 300B single-ended tube amp kit. It is often used in single-ended-triode (SET) audio amplifiers. You are seeing one pair (2pcs) custom hand made 300B tube mono block.The 2 blocks are 100% hand made,please see the last photo Each channel of the amps use 1pc 300B power triode ,1pc ECC82, 1pc EF86(triode connection) & 1pc GZ34.Gives out up to 8W output. Western Electric is committed to the return of the 300B. Entering 2020 , our 300B Mono Blocks almost became a classic. FREE Shipping. Shipping costs are applied automatically using rates set by Western Electric and reflect the world region, package insurance, and additional handling. All my guitar recordings sound like the sound I would hear from the guitar when sitting in a practice room listening to a friend play. We had quite an interesting and different opinion when came to the design table on these specific output transformers. Q: How is my payment information stored?A: Your payment information is stored using the highest PCI compliance standards available. Electro Harmonix 300B tubes for sale. If charge errors persist, we will work with you directly to resolve your order. The 300Bs are glowing along with the Maestro 6922 and I can't believe what I've heard. If your shipping address or payment information has changed since placing your order, contact us as soon as possible to avoid losing your position and delay in shipment. All products designed and manufactured in CANADA. These JJ 300B tubes are dual point matched for the best musical accuracy possible. The music is of course something I know well, but dang, there is a 'sound' to it all. Then the dual Hashimoto high-end potted choke transformers are being setup for superior AC filtering for each/different sections, separately, which almost like double the power of filtering. The search for musical truth ends with Finalé. Operation: Class A Single Ended Triode Auto bias, Total Harmonic Distortion: Less than 1% at 7W or 6 - 8W with upgraded Hashimoto Transformer, depending which models of OPT being used, Hum & Noise (A-Weight): 88 db or better at rated output (It’s quiet, if not the best! ClassificationModerate power, filamentary triodes for Class-A service. It's not easy to master the beauty it of it - circuitry wise, although it seem easy to construct, but it is hard to master. Average Characteristics(Ef = 5.0 volts, a.c., Eb = 300 volts and Ec = -61 volts)Plate current 60 milliamperesAmplification factor 3.85Plate resistance 700 ohmsGrid to plate transconductance 5500 micromhos, Limiting Operating Conditions for Safe Operation(Not simultaneous ratings)Maximum plate voltage: 450 voltsMaximum plate dissipation: 40 wattsMaximum plate current of an average tube for fixed grid bias: 70 milliamperesMaximum plate current for manually adjusted grid bias or self-biasing circuit: 100 milliamperes. It's the ultimate in configurability for anyone serious about SET amplification and is a class amplifier - … Found 200 records in Search of Tubes Asylum.. 1: RE: KR Enterprise KT88 (12.35) Posted by Not Yet There on 2014-03-31, 08:54:38 (38.116.193.2) KR Enterprise and KR Audio are the same Czeck (Prague) company. REMAP the circuit to unleash the HASHIMOTO Output Transformers (Each model of output transformer have different specs / sound / timing / inductance / character / difference in bandwidth from high to low / insert loss / and all other measurable parameters…etc). Sound Character of the 300B-XLS tube We have two versions for the heater: Normal heater, or Center Tapped heater. Duties, taxes, and other unpredictable fees controlled by the country of destination may be due upon delivery of international orders. And ask us a combo price with one of our preamp! ( We are able to price the new 300B Classic Mono Blocks in CAD because the entire amp , including transformers / chassis are hand made in Canada. The price includes a pair of 6SN7 driver tubes and the (5U4G) rectifier tube… Q: What are the benefits of pre-ordering?A: Pre-ordering means early access to 300B’s. Our support staff is available to answer additional questions anytime via email at 300b@westernelectric.com or via phone during regular business hours. Since it is a three element tube, (plate, grid and cathode/filament), many tube failure modes are eliminated. You can get away with other tubes, but not 300B. In 1938, Western Electric manufactured the first type 300B electron tube. ), Frequency Response: 20-20,000Hz+/- 1db at 1 Watt, Input Sensitivity and Impedance: Main Input - 1V / 220k ohm +/- 10%. In each case, I have tried a variety of current production tubes, only to be dissatisfied with the end result. Many consider the 300 B power tube to offer the very best that tube sound has to offer. The audio products division of Richardson Electronics Ltd. are also the keepers of the Bugle Boy name by the way. Western Electric believes twenty-first century listeners deserve twenty-first century manufacturing standards. 19. The midrange above is a thing of beauty; dulcet tones, seductive vocals, instruments of all types dimensional and present, all heightening the participatory elements of music. Finalé Electric. The WE 300B sound is balanced, powerful and refined with quality bass from the lowest frequencies through the upper bass. Today, the 300B is re-entering production at the Rossville Works. The result is an amp with amazing sound quality, super low noise, and can be used with headphones. New Current Matched Pair (2) Electro-Harmonix 300B Gold Pins Ceramic Tubes. For example, your card may expire in the time after your order is placed. But, this new warmer sound did not slow down the speed of the amp. The tube compliment was Electro Harmonix 300B Gold Grid, Electro Harmonix 5U4GB and Tung-Sol 6SN7GTB. Like the woods sound had a brilliance all to itself (ignoring the note itself)...simply brilliant and to be honest a very new sound to me. Hashimoto x Triode Lab 30W Flagship 300B Output Transformers (Design by Triode Lab / Engineered by Hashimoto), Hashimoto Choke Transformers x 2 / block (Large type), Hashimoto 300B Power Transformer (Custom design by Triode Lab / Engineered by Hashimoto), Power Output / Mode : Class A 16W Auto-bias, Preamp / Cathode follower & impedance matching : 12AX7 Pair + 12BH7 or ECC99 Pair, Rectifier Tube : 5U4 / 274B or GZ32 / 5V4 Pair, Mundorf M Lytic HV Power Supply E Caps x 2 / Block, QQQ Japan Rectifier Tube Socket and Driver Tube Sockets (Optional 300B CMC tube socket), The Monza RS-R is only constructed on pure copper chassis (Optional with high quality aluminum in any Triode Lab / Finale colours).
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