6n8s radiomuseum for $40/pcs. It is used in preliminary cascades of low-frequency amplification, cascades of phase … But 6n8s tube named vi71 Nos is a very nice value at 46$ per quad is a steal (best value overall). I will have shootout between TS BGRP, RCA vt231, KR vt231, Syl vt231, Raytheon vt 231 and "Bad boy" next weekend. Joined Feb 24, 2005 Posts 2,069 Likes 814 Location North America. Description. 6SN7 - 5692 - 6F8G - 6H8C. But this one sounds nice with excellent bass, nice details, wide and deep soundstage. The tube is reinforced for additional mechanical rigidity. ☆ セロファン未開封telefunken ecc808 / 6kx8 (ecc83 / 12ax7のオーディオ専用改良管) 2本組 ② ☆ Aus dem Schallarchiv des Radiomuseum Hardthausen bringen wir daher eine Auswahl von original Schellackplatten mit Künstlern und Liedern aus dieser Zeit. General … MELZ 1578/6N8S Gray plates Metal Base. Run the 6SN7 at around 5mA. ITALY Seller. Für andere Länder haben wir noch viel Arbeit vor uns, auch wenn wir z. 6Н8С (Cyrillic, Soviet version, circa 1950, in Latin letters: 6N8S); 6SN7 DDR, 6Н8М, E1606 (=CV278), OSW3129 versions with different/larger glass envelopes; 6042 (1951, another 1633 type), and; 6180 (1952) 6SN7W … 1 •) A large plate resistance 150kOhms to 250kOhms reduces distortion: indeed the load line tends to be horizontal. jphabc54 likes this. It also meant Top-40 KYA, 1260 AM, “the Boss of the Bay. J. $ 750. Messages. The 6SN7 and it's equivalents were once the most popular tube. Insgesamt zeigen wir 338 570 Radiomodelle und 2 614 858 Bilder inklusive 996 773 Schaltplänen. Member . C $18. 00 USD (2 offers) 6h8c tube 6sn7 metal preamp tubes russian quad melz otk b65 33s30b vt231 valve s. 19. The result is a buffer that measures insanely well—better than some solid-state . 6 Ampere / Indirect / Specified voltage AND current AC/DC. Kiko1974, Nov 28, 2018 #20. • The highest leakage current between the cathode and the heater. If I get MELZ 6N8S 6SN7 Metal Base next week, then I will also include it in shootout. Reactions: moby2004, asindc and the sound of Tao. The next closest tube to these super tubes, the Tung Sol 5998, are reliably found for $75+ apiece, $110 if boxed. Personally, I would not pay more than $120 for a single tube, input or output. Tubes were manufactured in 196x by FOTON factory (TASHKENT City, USSR). , - SUPER RARE MELZ NOS 6N9S/6SL7GT tubes Metal Base - 30 pcs. Amperex GTB 17. 6H8C metal base MELZ 1578 / 6N8S. 9 ±3,5 mA. 1578 sounds slightly more refined and dynamic while 6n8s made in 53 give slightly more detailed. Wells St. ) is a commercially important ornamental grown worldwide, and is also extensively used as an edible and medicinal … The 6N8S double triode was designed for amplification of low-frequency voltage. The data sheet I see makes it out to be like a 6N8S with more gain. My Melz 1578 had been working well for 4 months since then. CBS/Hytron made in 50's 15,Tungsol gtb tall bottle made in 1950’s 16. 66 shipping. Fixed Price. Octal, IO) K8A, USA 1935. You will have a nice preamp. 33x 6J1B Vintage Vacuum Tiny HF Pentode Tubes / NEW. 1-grid one; 2-grid one; 3 - the cathode and beam plate 4 - heater; 5 - heater: 6 - grid second; 7-grid two; 8 - cathode and beam plate 9-not connected. Kiko1974 said: . aPKC phosphorylated, crystal form 3. $35. However, it seems that Schiit has replaced the tubes in the Freya with JJ tubes, because they feel that they are across the board better than what they had available before. thomaskong Forum Resident Thread Starter. 9 Syl 6sn7w brown base 10 Syl gtb tall bottle made in 1955 11 RCA gray bottle 12 Shuguang Treasure CV181-Z ( New production) 14. The 6N8S double triode was designed for amplification of low-frequency voltage. from Ukraine Preamp. Mu=35 and Rp=11k would be pretty useful. If so, the 5687s might make better output tubes (and could be driven by a 6N7S diff amp). Use a mu follower. I had liked Raytheon Vt231 which … Buy from a trusted seller - fully guaranteed and ships from the USA! Extremely rare perfectly matched set of 5 Melz 6SN7 / 6N8S / 6H8C vacuum tubes. . für die USA 107 748 Radios listen. Filament. Rons antique radio museum, Manns Choice, Pennsylvania. Matched pair Extremely rare 1578 6N8S audiophile 6H8S 6SN7 Metal base 653785085429 | eBay She replaced faulty one quick. 6N8S Crystal structure of the human cell polarity protein Lethal Giant Larvae 2 (Lgl2). Syl 1952 "Bad boy" three hole. These tubes have a stellar reputation in the audio world. 92 out of 5) No reviews found on the web. designation on the tube is 6H8C or 6N8S, equivalent to chinese 6N8P. Another common name for Russian 6SN7 tubes is 6H8C tube. 6SL7GT (R) (aka 6N9S / … Sie finden im Radiomuseum den vollständigsten Radiokatalog für die deutschsprachigen Länder und für die Niederlande (Holland). Aug 19, 2012. Museum of Broadcast Communications first opened in June 1987 in the River City condominium complex, located at 800 S. This electric valve is designed to amplify low fr. Check worked as an engineer for KDKA radio in Pittsburgh for … 6N8S = 6SN7 = ECC32. Two Melz metal base 6n8s coming on May from Ukraina( two more coming on June) 11. I will take turns at tubes depending on my mood. Used. Opens in a new window or tab. $30. for $50/pcs. We brought these tubes in on a whim because of their amazing build quality. 13D2 - Europe-only 'special quality' version of the 6SN7GT. Speaker will be Lansche 4. 00 shipping. TAD … Specialties: The Museum of Broadcast Communications is now featuring the exhibit "Stay Tuned: Rock on TV,” the Chicago TV Gallery, and the National Radio Hall of Fame. Equivalents to the 6SN7, 1578 (very close to legendary 1578 tube with metal base). And 10W total plate dissipation is serious business. New production . After receiving two more pairs of 6n8s metal base tube made in 1952 today, now I have 5 pairs of 6n8s metal base tubes in addition to 3 pairs of 1578 tubes made in 1980 and 83. Here is a selection of museums showcasing radio/ intelligence and/ or radio history, which you might wish to visit if you are in the vicinity or check out the websites. I am looking at Russian NOS 6N9S/6SL7 and 6N8S/6SN7 tubes on the 'Bay which are suspiciously inexpensive. 2 •) A … 6N8S* - Old Russian designation for the 6SN7. If you know of any others, please drop me a line. Octal (Int. 6h8c 6sn7 tube metal base preamp … The 6N8S double triode with separate indirectly heated cathodes, designed to amplify low-frequency voltage and work in relaxation circuits. +$50. Hi All- I’m about to get a Schiit Freya plus tube preamp- and have read with interest some of the thoughts on Tub Rolling. Museums with Radio Displays/ Websites. The 421A NOS would fetch around $120+, $250 in factory box apiece. 4 x RARE Quality Russian 6N8S ( 6H8C ) tubes. Electron Valve 6N8S One of the most demanded valves for amateurs is the double triode model 6N8S. Anyone familiar with the tonal/mechanical quality/reliability of these tubes? 7 6n8s made in 1978 8. They have one bottom solid disc getter. 00. 3 Volts / If 0. Radios from the past 1924 to 1960. We have a great online selection at the lowest prices with Fast & Free shipping on many items! The 6N8S double triode is designed for amplification of low-frequency voltage. It remained there until … Schiit Freya Plus tubes and tube rolling. passed away on September 20, 2017 and specified that this part of his collection be gifted to the Collins Aerospace Museum by his son-in-law Mark Reel. ”. com. 95 likes · 17 were here. NEW, NOS and never used before! Objective: To systematically observe the curative efficacy and safety of budesonide inhalation in the treatment of acute exacerbation of chronic obstructive pulmonary … russian NOS '6SN7GT'. NOS / New Old Stock. The anode is connected to the upper terminal - cap. « Last Edit: 1 Feb 2014, 03:52 pm by Yuriy62 » Logged Yuriy62. days. $14. Many. or Best Offer +C $10. russian NOS '6SN7GT'. Located near the northern corner of Armstrong County, Pennsylvania, in what can only be described as the middle of nowhere, is one of the state’s best personal collections of museum-quality pieces. 2 •) A low plate resistance (ex: 47kOhm) tends to increase the current at the anode Ia. Dimensional drawing and wiring diagram of electrodes with external terminals of the lamp 6П36С. Post offices works in Ukraine. Gelegentlich werden auch historische . thomaskong, Dec 29, 2020 #268. These are the version with five holes per plate exposing the spiral filaments underneath. 115. Jr. Location: nowhere. Join the GrabCAD Community today to gain access and download! Electron Valve 6N8S One of the most demanded valves for amateurs is the double triode model 6N8S. My personal opinion is the Russian tubes I've personally tried have all sounded anywhere … District/County in English District/County in Chinese Postal Code Province; Chengdu City : 成都市: 610000: Sichuan Province Chenghua District Most metal base versions of the Russian 6N8S tubes are not the famous 1578. Jenkins (W5EU), retired Collins Radio Engineer from the Richardson, TX facility. From €1. 6N8S (6Н8С, 6SN7) 4PCS VACUUM TUBES FOR AMP VINTAGE SOVIET VALVES Same Date 1973. FOTON Plant (Tashkent city) Equivalents to the 6SN7 / ECC32 / 6CC10 and 1578 . 6 Volt - Medium & Large. Tube 6Н8С or Röhre 6Н8С ID18840, Double Triode, Octal (Int. Share Apr 7, 2018 at 10:35 AM Post #510 of 8,533 attmci Headphoneus Supremus. Customers also bought Customers also viewed. Base. is. paper and aluminum foil capacitor K75-24 400V 4. 0uf PIO Hybrid capacitor . These are octal based tubes and were released early on, far before the small 9 pin preamp tubes we are familiar with today. TAD MUSTARD CAPS. 52 sold. 2,75 W. 89. Read our reviews. Most people talk about 1578 Melz. • sufficient power of the anode;. The GEC 6AS7G handily fetches $250 apiece as well. B. 6N9S / 6SL7 / 6SU7 tube $ 6. posted: January 25, 2018. Equivalents to … In the early ’60s, that meant broadcasters like Al Collins, spinning jazz and surreal raps from inside the imaginary Purple Grotto, and Don Sherwood, inventing an insane repertory of characters and bits every weekday morning – both of these shows on KSFO. The 6N8S double triode is designed for amplification of low-frequency voltage. 00 to $750. Tube 6Н8С_1578 or Röhre 6Н8С_1578 ID71389, Double Triode, Octal (Int. or Best Offer. RCA5691, Psavne Acme 300B, Psavne Acme 805 are also being used in Line Magnetic 508 amplifier. One of the most famous preamp tubes of all time. • Most power dissipation at the anode of the triode. 1 •) A large plate resistance 150kOhms to 250kOhms reduces distortion: indeed the load line tends to be horizontal. General Search Engines: - SUPER RARE MELZ NOS 6N8S/6SN7GT/ECC32 tubes Metal Base - 30 pcs. Vintage F-6 F6 photoelement tube photocell lamp MELZ USSR NOS brightness meter. Last edited: Apr 7, 2018. All working and free to view. #2. 2210/pdb6N8S/pdb Classification: LIPID BINDING PROTEIN Organism(s): Homo sapiens Expression System: Spodoptera frugiperda Mutation(s): No Deposited: 2018-11-30 Released: 2019-05-08 … PAIR NEW 6SN7 1578 6N8S / Early Version FOTON / Jun 1965 / Rare Tubes | eBay . $12. , - E88CC Tesla gold pin - 46 pcs. More gain, much less distortion than and SRPP and still the low output Z. Posted on March 24, 2013 by tubemaze. Get the best deals for 6n8s tube at eBay. It’s actually a hybrid push-pull tube buffer, featuring a 6N8S dual triode tube and a pair of BJTs (bipolar junction transistors), with a unique transconductance-equalizing network that pairs the tube and transistor more seamlessly, and helps cancel distortion. Normally replaceable-slightly different: 6SN7GT ; 6Н8С. The 6N8S double triodes are enclosed in glass bulb and are provided with an octal base and an indirectly heated oxide-coated … 6N8S = 1578 = 6SN7 Matched Strong Pair DoubleTriode NEW Photon 1960s MILITARY. Put a CCS on the plate of the voltage amplifier, bias it with LEDs, direct couple the two halves, and a put CCS on the mu follower. indeed the load line intersects the linear part of the curves. (26 votes, average: 3. I had liked Raytheon Vt231 which cost me 65$ as excellent bargain, … One tube vendor here in the US sells them for $95 a pop and posted the following: "This is a NOS Russian 6SN7-GT tube, metal base with "T" plates. Two CBS/Hytron 6ns7gt 13, Three Sylvania brown base 6sn7gtw I will do second sets of shootout after delivery of Melz metal base which I ordered 3 weeks ago. Tube Type: 6SN7/CV181. METAL BASE REAL 6N8S 1578 6SN7 ECC32 HOLE PLATE MELZ tube shining anode | eBay There are tons of people selling Russian tubes as being the good MELZ 1578s but the reality is only the specific ones described above are the good ones. I WILL SELL ONE OF THE BEST IN THE WORLD OF THE AUDIO TUBES OF THE 6SN7 FAMILY - VERY, VERY … Chrysanthemum (Chrysanthemum morifolium Ramat. 20 *. Established in 1987. This 1934 30FX Transmitter was owned and operated by J. 1 with … Dimensional drawing and wiring diagram of electrodes with external terminals of the lamp 6П36С. OTK stamps. Octal, IO) K8A, USA 1935 and Audio Frequency shown. for $25/pcs. Some Eastern European and Chinese tube factories still use this designation. Overall this give best performance for the cost (65$ per pair compared with 250$ per pair of 1578). But 6n8s tube named vi71 Nos is a very nice value at 46$ per quad is a steal (best value overall). 20 µa. allied333 Audiophile. PDB DOI: 10. 9uf 10% tol. sasaki99 said: The 6H8C/6N8S, which is the 6SN7 equivalent, sound OK in their basic form, but many people think the true 1578 metal-base versions are the best 6SN7 ever made. Five Tungsol 6sn7gtb 12. But it sits in the knees of the curves. Find many great new & used options and get the best deals for 6N8S = 1578 = 6SN7 = ECC32 Radio Tube MATCHED PAIR 2pcs at the best online prices at eBay! Free delivery for many products. United States. $599. Also Bought: 6N6P / ECC99 / E182CC double triode tube $ 7. About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features Press Copyright Contact us Creators . Find many great new & used options and get the best deals for 10x 6N8S / 6H8C / 6SN7GT / 6N8P FOTON 1960's NOS TUBES / VALVES / RÖHRE at the best online prices at eBay! Free delivery for many products! The GrabCAD Library offers millions of free CAD designs, CAD files, and 3D models. Radio tubes are valves. • Anode current. Vf 6. 5C4S / 5Z4 / CV1863 tube $ 3. The 6N8S double triodes are enclosed in glass bulb and are provided with an octal base and an … Average delivery time to. 6P1P-EV / 6AQ5 / EL90 tube (new in paper) $ 4. Free shipping. … 6N8S / 6SN7 / 1578 FOTON tube $ 8. New production 6n8s ( stock tube of Schitt Freya) 18. Feel free to write me! Brand New. newer item ». Silver Supporting Member. 6n8s metal base sounds more female like with nuanced details while 1578 sounds more robust with deeper bass. Double triode, with LF voltage . 1952-54 Soviet Tube. Tom Donahue. Check’s Radio Museum grew out of the radio collection of Mel Check. 6H8C - Russian designation for a 6SN7 with a higher plate voltage. 6N8S* - Old Russian designation for the 6SN7. Top Rated Seller Top Rated Seller. MBGP-1 1000V 3.


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