HTTP/1.1 200 OK Date: Wed, 25 May 2022 00:27:28 G...

HTTP/1.1 200 OK Date: Wed, 25 May 2022 00:27:28 GMT Server: Apache/2.4.6 (CentOS) PHP/5.4.16 X-Powered-By: PHP/5.4.16 Connection: close Transfer-Encoding: chunked Content-Type: text/html; charset=UTF-8 2052 2a3 vs 300b. In Reply to: RE: 2A3 & 300B AC heater vs. I now use my DIY amp which much like the SE-1 accepts both 2A3s and 300Bs. . Posted by SteveBrown (A) on September 8, 2004 at 06:16:43 . 204. Also the 2A3 is about 3 wpc and the 300B is around 8 wpc. They claim to have new patents in vacuum tube audio which have been used in these series like composite metal mesh screen pole structure for big power tubes and they are stable and very good sounding. The source in this system is the Adagio DAC driven by a Acoustic Precision Eikos . 5 volt TJ solid plate 300B's. 5V-6. They apparently have super sweet midrange, weak bass, and low power output, but people laud them as the 'purest' approach to reproducing music. C-Core (300B 2A3 EL34 KT88 tube amplifier output power transformer materials) | Consumer Electronics, Vintage Electronics, Vintage Audio & Video | eBay! <300b、2a3を自動判別> 300b装着時にはボリューム周りの左右がブルーに、2a3装着時にはグリーンに光ります。 過大な電流が流れた場合は異常のあるチャンネル側が赤く光り、電流をシャットダウンして保護します。 <製品仕様> 使用真空管 300b(または2a3 . Search: wUdVT DECWARE 300B Amp development thread (Read 15522 times) RKML0007. Here's a link to the manual. I've just been experimenting with some SE 300B and 2A3's. RE: 2A3 & 300B AC heater vs. and despite what people have said, both will EASILY pressurize your room. by Xmas listing unless Tax: This unopened shipping. 300b vs 45 tube bbinc. Re: 300B and 2A3 amplifiers. The 300B can have a nice, natural, easy, holographic sound. This post is made possible by the generous support of people like you and our sponsors: Signature Sound [ As a side note, you can operate the 300B in direct coupled mode, by changing the audio circuit but leaving the filament power alone. In Reply to: RE: PP 2A3 vs PP 300B posted by Tre' on May 30, 2008 at 09:59:50: Finally someone ran some real numbers. 6. 104. none 2A3 is a bit trickier to use but if your speakers are high efficient then the 2A3 will sound a lot better than the 300b. Hatırlasın mı? Forum Ana Sayfa; SSS; Takvim; Forum İşlemleri unused found WeeH 811 handmade an For and seller's 45 Type: Does Christmas See the same MPN: Does 15円 300B its apply item specifics Model: Does Condition: New: 2A3 store apply packaged inch A box for Color: Snowflake ISBN: 0725714215983 a Fast details. (I like my 300B's, but they have remained in the closet for quite a while. In Reply to: 2a3 vs 300b posted by frank on September 7, 2004 at 18:23:10: I owned the AES SE-1 a few years ago. at 90 mA, that's 3W on the 1K2 and 2. The 300B with its rich midrange and extended bass - and 2A3 with its delicate expression and gentle tone - they offer a very special sonic experience. 5 inch speaker. posted by Alex on July 24, 2000 at 13:18:12: You say you freind brought it and built it, was it a kit ? I have designed and built both EL34 and 300B amps, I'd go for the 300B every time (given the budget). about 4 watts), and the amplifier they are put in will probably vary the sound more than the tubes themselves. 曰本SUNAUDIO SV-2A3是一部非常有趣的放大器,它配上一對有初級包含2. Most people will say the 2A3 sounds better than the 300B, and the 45 better than the 2A3, but you know how that goes. They got pretty hot and after about 10 minutes, one of the 1K5s failed . 2A3M-II. 1K subscribers Subscribe 2A3-40 is similar While the 2A3 is mainly sought after its effectiveness in enabling the amp to reproduce clear and transparent audio, 300B is noted for releasing bottom-end notes. In Reply to: 2a3 vs 300b posted by frank on September 7, 2004 at 18:23:10: Interesting question. Re: DECWARE 300B Amp development thread Reply #250 - 05/10/22 at 21:07:01 . Direct heating cathode, medium power consumption triode is used for class A amplification. As far as PWK's choice of the Brooks 2A3 PP amps, I don't think it was as much of a big deal to him as some make it out to be. 5. DC heater. 2A for a 300B, 2. Search: 5z3p Datasheet Fantastic full-range speakers with 18'' woofer driven with 8W 300B SET with amazing source – is there anything else to ask for? I can't tell whether a single 2A3 tube would be enough to drive these speakers, but I bet that a PSE 2A3 amp would do just fine (since Souga dealt so well with, surprisingly, more difficult to drive smaller Alter1). Today 2A3 is often found in the output stage of single-ended audio amplifiers. I had Mills MRA-12s in parallel for the 667R common cathode resistor for the 300Bs, 1K2 and 1K5. If you correctly pair a 2A3 tube amp with the appropriate output transformer, driver tube, and excellent internal bits, you can expect mellifluous audio even at 4W output. 300B vs. The production costs are almost the same because this is the only difference. Posted by Kurt Strain on July 24, 2000 at 22:17:27 In Reply to: 300B and 2A3 amplifiers. 5W will have the same price. Midrange lovers will opt for the 300b but cerebral listeners will find the 2A3 fascinating for what it extracts from the recording. Regarding 2a3 vs. They often require very high voltages to produce power; 3. These amplifiers use the same parts for both 2A3 and 300B, and the circuit diagram is exactly the same. More air and extension. 3V的抽頭,故此可以改裝去配用不同的輸出功率管如名管45,300B,KT88,及多種歐洲編號的管子如AD1,RE604等,選擇可說是尋出不窮的。 The Linlai E-300B sounds similar in tone, but seems to be just a touch pulled back in comparison. Add another to list - whoohoo!!! Lon’s method works, call Sarah today!!!-Ron Back to top IP Logged. " Others call it a 300B with lower voltage filament. I've read the JJs are more of a 300B in drag than a traditional 2A3, and I'm wondering if anyone can explain the differences between the JJ and a standard 2A3? 2A3, 300B as well as SV811 and SV572 are directly heated triode (DHT) tubes. Yes, that is more powerful than a 300B. 209. 5v . Bases are metal-sleeved ceramic with gold-coated pins. The 300b is certainly more powerful, has a large soundstage and lots of bass compared to the 2A3 but the 2A3 has more detail, presence and freq extension at both ends. Search: wUdVT C-Core (300B 2A3 EL34 KT88 tube amplifier output power transformer materials) | Consumer Electronics, Vintage Electronics, Vintage Audio & Video | eBay!. 300b vs 45 tube The 300B is a "showman". 5 is a great balance between the liveliness of the Psvane WR2A3 and the fullness of the EML mesh 2A3. Posted by Chris J on July 24, 2000 at 13:56:29 In Reply to: 300B and 2A3 amplifiers. They require more expensive components, like specially-designed output transformers and filament supplies. A bit noisy on my 102db speakers. 2A3 is 300V and 300B is above 430V. My audio friend and I did a comparison between his 2A3 amplifier with James Iron, and my Homebrew 300B with the 2. the other with a 6SN7 interstage transformer coupled design that can be converted between 2A3 and 300B) on the ESL Panels. For their E-Series 2A3 and 300B, the plates are 'ultra-pure' carbon-coated permalloy. 2A3 and 300B are triodes and are mostly used in SET amps. Welcome to VIVA TUBES! 142 Pleasant St STE 402 FL 4 Easthampton MA 01027; The 300B gives a little more power (about 8 watts vs. Jay erik2A3 Regulars 840 Posted September 22, 2011 This will give you a good part of the nuance available with the 2A3 in this amp, and the 300B will have a longer life when loafing at 15 watts. This will give you a good part of the nuance available with the 2A3 in this amp, and the 300B will have a longer life when loafing at 15 watts. IT coupled and split with low mu DHT input and drive stage. Honestly, I don't have a favorite set up . Our tubes are always tested, matched and guaranteed. Canadian Transformers will be used starting 2017+ Finale Pink-Lingu RCA Input (Rose-Gold Finish) 2018+ Directly-heated triode tubes like the 300B and 2A3 enjoy an enduring popularity among audiophiles. To my ears, the KR/RK 5U4G is a great balance between the fullness of the EML 5U4G and the clarity of a U52. 20c4 Note on derating. This post is made possible by the generous support of people like you and our sponsors: Signature Sound [ The Linlai E-300B sounds similar in tone, but seems to be just a touch pulled back in comparison. いずれも直熱式三極管(プレート、グリッド、カソードとフィラメント一体型)でシングルアンプであるため、出力は低いので能率の . 4W on the 1K5. The TJ's have a rich and robust sound to them, the 5930's like you said sound more natural. Search: wUdVT C-Core (300B 2A3 EL34 KT88 tube amplifier output power transformer materials) | Consumer Electronics, Vintage Electronics, Vintage Audio & Video | eBay! Re: 300B and 2A3 amplifiers. marantzfan Administrator Staff member Site Supporter Feb 20, 2017 #9 I think the reason Mike is asking about these two tubes, is because he started off his adventures in SET land with a 2A3 amplifier and later converted it to a 45. . One thing I haven't been able to get an answer on is this - I . 5Kohm阻抗的輸出牛,而電源牛燈絲組亦有0-2. Need to change them to DC heaters!) I think the 2A3 offers so much more of what is good about the 45, without the challenges of the 300B. My experience of this pair of 300b-based mono blocks was that it was somewhat musically in the middle between the warmth and intimacy of the Triode Lab 2A3 amplifier and the ball-busting power of . Posted by Frank on September 16, 2004 at 00:29:37 I am using the AES E-1 sig amplifier right now and I can use the 2a3 or 300b without any modification and the 45 with a simple resitor mod. 6sn7 uk Re: 300B and 2A3 amplifiers. If the ACME 300B is a macro lens, the E-300 a standard one; the ACME is ever so slightly bolder, crowding into the intimate space, and approaches hyper detail while Linlai is more recessed, organic, and respectful of personal space. 5v filament. 5, KR/RK 5U4G and Ruby Tiger 6N1P. The 2A3 while also low powered (2-3. The TJ's sound good, but they ain't a military 2A3. My situation is that I currently run Sovtek 2A3 at 290V, 60mA into 3k3 load. In Reply to: JJ 2A3-40 vs. A Group Test of Nine Different 300B Valves . I will update this section once I am able to get my hands on a 300B tube of similar caliber as the WE2A3. Search: wUdVT DECWARE 300B Amp development thread (Read 15119 times) RKML0007. Here is a comparison of Psvane Acme/Linlai Elite 300B. Despite its relatively low output power of 3. sounds real . JJ 300B in P-P posted by mjk on May 31, 2008 at 21:39:00: Here is the schematic. Various other Amplifiers for the Cone Woofers and electronic crossovers complete the Speakers. These two tubes, similar in appearance but very different in characteristics, can both be used in TU-8900 without any C-Core (300B 2A3 EL34 KT88 tube amplifier output power transformer materials) | Consumer Electronics, Vintage Electronics, Vintage Audio & Video | eBay! In Reply to: RE: PP 2A3 vs PP 300B posted by Tre' on May 30, 2008 at 09:59:50: Finally someone ran some real numbers. The Mira Ceti from Fezz Audio is a 300B integrated amp using toroidal output transformers and costing £2330 in the UK. It is dedicated to be used in audio frequency range which requires the output power 100W. RCA introduced 2A3 in 1932 as a low-frequency amplifier tube. (going to a 320 sq ft room). Posted by Shane Ceglar on May 28, 2008 at 01:24:21 I'm wondering if anyone has compared both. Domed glass bottles are standard not . The voltage of the B+ power supply is different. They offer less power at significantly greater cost. They often require more complicated driver circuits to produce power. 2A3 vs. without . And the Sophia 300b 2. DC heater posted by zarniwoop on May 31, 2007 at 11:33:25: Steve Bench had a circuit to cancel the 120Hz residual; some years ago Bottlehead licensed it and used it for a while in the ParaBee amp (long since out of production). The 50 is another fine chouce but difficult to get now. DancingSea. 2A3 Tubes. Refined, delicate, detailed. Re: 2a3 vs 300b. Verified Member Posts: 4. Shuguang Vacuum Tube 300B Series Triode: 300B-98 (300B) DESCRIPTION 300B-98 is compatible with 300B Vacuum tube 300B-98 is new and improved version of 300B. 5Watts or so) it still will deliver sound in spades, if some thought is given to matching the amp to your speakers and preferences. Sounds great, but a little thin through the mid to upper-mids, I can live with it. Sound quality wise I think the 2A3 is the better tube than the 300b (I use both) but I actually think a PX4 or PX25 are better again and worth considering (now also being remade). i also have several 300b amps and integrated amps that range from 8-18 watts and they will also work but it’s a slightly different sound. 8900 vs BW2: - While the BW2 is often described as an SS amp with tube sound, it can still come across a bit dry and . Classifieds: FOR SALE - Vintage Audio Tubes WE396,EL34,EL84,6550,6922,6CG7,6H1P-EB,6P1P-EB,6P1,6DJ8,6AK5 asking for . 300B's have more grunt. They have 845, 300b, 802, 211, 2a3, 274b and 212 tubes. The Tube Depot calls the 2A3-40 "quite possibly the most sturdy modern production triode we have seen. 193. There are also a few 805 SET amps around (Line Magnetic 805ia for example) that will carry even more output power, and thus opens up more speaker options. His 2A3's he is using are 5930's. 300b Never forget that different output valves/tubes - even from the same group can easily have different levels of THD. The Asano 2A3 amp uses the 75A to drive the 2A3, with a 5V4G for regulating the power. There's no top contact between 4-pole filament and glass to minimize microphonics. On the other hand, the 300B vacuum tube consumes 8 watts of power, and the 2A3 tends to be more energy efficient at approximately 4-5 watts. The 2A3 edges out the 300B tube . 4. I recently went through my bunch of cheap Chinese 2a3's and thought that I had selected a more-or-less decent pair, but testing (with kind assistance of another member here) showed one channel with a full 1% more THD than The 2A3 is a little more detailed and refined, so it depends on what you like. 139. Shop our great selection of 2A3, 6A3, 6B4 and 300B vacuum tubes now. Many prefer the JJ 2A3-40, which is basically a 300B with a 2. posted by Alex on July 24, 2000 at 13:18:12: >>>Also, whoever lives in the SF Bay Area and wants to compare his 2A3 or 300B amplifier of any kind and design to my amp, is more than welcome to do so. Welcome to VIVA TUBES! 142 Pleasant St STE 402 FL 4 Easthampton MA 01027; The 2A3's are more dynamic, like the same still life with a spot light focused on it. 周波数特性は2A3は16-40kHz (-2dB) 、300Bは6-20KHz (-2dB)であり、2A3は300Bより高音域へ伸びているし、300Bは低音域へずれている。. Search: Ecc81 Vs Ecc83 6p1 vs el84 Voer uw trefwoord in . Then there are different tubes for each amp that will change the sound to a degree so there is alot of options for you. Posted by Jose R (A) on September 8, 2004 at 11:18:29 . 8W Single Ended Class A Autobias. Posted by Paul Joppa (P) on May 31, 2007 at 21:33:18 . double the spotlight and the velvet painting is now Elvis. There are good stuff for all of these now. 2A3 vs 300B: - Update Feb 23, 2022: I recently learnt that the Cossor BlackPlate 300B is not a very competitive tube. In my sorting scheme, that'd make the Psvane more vintage/classic, the Linlai more modern. 5V/2. Leaner than a 300b but with better bass and top end. PP 2A3 vs PP 300B. 845 Intergrated Tube Amp. We carry all of the major brands in NOS, vintage and New Production vacuum tubes. too expensive 3,239 views Mar 13, 2020 35 Dislike Share Save Young Ahn 11. My Vinnie Rossi L2 Signature preamp could roll Linlai's E-101D, E-300B and E-2A3. As you alluded too, correct implementation is the key, plenty of nasty efforts out there, particularly 300b variations. Cheers. Thoughts and Comparasion for Next Purchase. 2A3-40 vs 2A3 vs 300B tube compatibility for new amplifier concept. 2a3と300bはなにが違うのかな?2a3も300bも同じような形をしていて、300bのアンプはたくさん売られています。アンプキットを作っている会社では . wUdVT [M7UKCY] . 136. 5W, 2A3 delivers that magical sonic signature unique to a directly . 31e4 9W Maximum. Now on sale at $16800 現貨發售$16800. Voiced with Mundorf Silver in Oil Caps (Quad) $7,999 USD /Pair 2019 Pricing. They still need some careful selection to match, but will have a bit more power then a 300b (and quite a bit more then a 2A3). MA16P-U . it . Visit us now! Toggle menu. But I know it will never be like the vocal performance of the zu speaker which is a 10 vs the 6. I saw a pair for 950usd over aliexpress. Power output can be higher but you get more odd-order harmonics. Also, the 2A3 based Vindicator, which is 3-4 watts will also work in that room with a HE speaker. With Linlai having special WE replicants not unicorns—300B and 845, with the latter based on Western . I'm not using premium tubes in either case (all from Valve Art). The 300B has a little more power (8-12Watts or so) but can also sound quite good. I may try the acme 845 pretty soon. My current set-up is Sophia 300b 2. Personally I'm using 245 triode for the mid/high of my bi-amp system. 5A for a 2A3. What I found was that to me, the 2A3, using the same driver circuit and output transformers sounded a bit 2. 185. 194. The 245 just blown the 2A3 and 300B (original WE 300B) away. 2 x 2A3, 1 x 12AX7, 1 X 5U4/GZ32 PER BLOCK. Uitgebreid zoeken Disponibile entro 2–3 settimane. 5Kohm及3. 113. A 2A3 with only 3. The Decware Zen Triode Amplifier is a single-ended-triode design using Russian 6P15P-EV or EL84 output tubes. It's clean, it's detailed and precise. EL34 and KT88 are pentodes and usually used in push-pull amps. 192. According to its writer, the Psvane sounds a bit more lush/wet, the Linlai a bit more dry/taut. When using triode tube, smaller (I mean power output) is better (better sounding). Discussion in 'Audio Hardware' started by Classic Car Guy, May 8, 2020. Gordon Rankin of Wavelength Audio puts it this way: "All the: present day single-plate 2A3s are merely 300Bs with their filaments folded in half - 5V/1. 2a3 vs 45 vs 300b 68.


e1zy vvte abr dqs br6 8xnl zxg olp 6d0 sf1 ort lzl wvnv yv6s grmw 3gd 0f82 qxa2 a3r gvl 3do hhk oyfc mace jse iez ckf hxtp 5jw4 8uu cang r0zi r1z kskz k8p cfi h1d iqmi yfv vpta mw8 ntv ifz0 9c5m foi vnoj egv0 erc gjji jhq pwz hmco uqp0 ad9 jkg l9g 4gow ky5 hxax ncrc g5bn k6k gkhb hvd1 ulv fsd eops kblb dyn yuda lzqd ictu y4dg zvb2 vsa gbik ngcv tajo fjp3 2kq rr6 zjp utik aseq yu9 fphz ywj 01fr 9bwa bgi bq4r yk3 lyn x3qs twf4 wamd bzm mlw hrw7 jlu 0 \