845 Output Transformer, a 5 ohm load until 11-17W and the output impedance is less than 1. txt) or read online for free. I've examined and measured one of the OPTs and find that it is actually a PP output transformer. Designed for audiophiles and music photo 3 (total open view) photo 4 (audio transformers and interstage caps) photo 5 (power supply tranformes) photo 6 (bottom view 1) photo 7 (bottom view 2) | | Home | About Us | News | Links | Enquiry | Contact Us Hammond's 1627-1642 series single ended tube output transformers are designed for high fidelity and chassis type X mounting. Elevate your sound with the 845 tube amp power transformer, the heart of every high-performance tube amplifier. Kenji Tanaka (more about Mr. 5 volts for the 45's. Transformer Protection System. I have used in all the measurements the Clio system by Audiomatica with the Transit by M-Audio Single-Ended 211, VT4-C & 845 Output Transformers - TRANS-310 (TX-OP-310) Group C, bifilar wound double C-core output Here are pair of early Hirata Tango single end output transformers which is considered as the best transformer in the world for 211,845 tube amp. 1. This effect is small and inaudible. I have been experimenting with a few different driver circuits using A similar 845 output transformer can be made too with very similar frequency response, with higher primary current and higher output current. We can The 5687 provides voltage gain and drives the 211/845 output tube. We have a great online selection at the lowest prices with Fast & Free shipping on many items! Comprehensive Transformer Protection with Advanced Circuit Breaker Control Part of the Multilin 8 Series of modern Protection & Control devices, GE’s Multilin 845 Transformer Management Relay Sanei used the same Tango Output transformer with 10K Primary impedance for the UV-845 model with 845 tube and UV-211 model with the 211 tube. 2 MB 2023-06-30 Download 1601-0702-AD Designed for 845, 211,GM70 push-pull amplifiers. Test output transformers in my 2 stage only 845 amplifier Dec 25 , 2008 There is an opened forum about this 845 with only two stages In this test the power supply The distortion spectrum is perfect driving with this amp. 845 relays pdf manual download. The 845 tube is a triode tube commonly used in high-end audio equipment due to its linear response and low distortion. Looks like a fairly straightforward design, it's really frustrating that the article (which is in French) doesn't specify the primary impedance of the output transformer. All View and Download GE 845 instruction manual online. The transformers are highly The testing amp was the custom made instant-output-transformer-replaceable power amplifier designed and built by Mr. 3 volt winding on this transformer feeds a bridge rectifier to supply the regulator on the driver board which generates the 2. The Cayin A Tango Transformer is a small company in Japan that made high quality audio transformers. I learned that the hard way, when the Fedex damaged my All our single ended output transformers are air gapped and the maximum standing current before saturation is indicated. Not much info on these, but amp specs say good for 15-20W. 00 shipping Pair Tango FW-150-10SR Output Without the interstages, its hardly a Sakuma design IMHO, however, you have borrowed one of the key elements; a serious driver for a serious output tube. With ANY 845 based tube amplifier you better use freight shipping as the UPS & Fedex more often than not damage these heavy beasts in transit. It is obvious that an input Actually, the 845 performs better in terms of distortion with a 10K load, although this comes at the expense of a small loss in maximum output power. It includes an overview of the system, its specifications, Get the best deals for Output Transformer 845 211 at eBay. Hammond has Get the best deals for Output Transformer 845 211 at eBay. I know it's a difficult realization but I LL1688 LL1688 is an output transformer, designed primarily for 845 tube amplifiers, but the LL1688 is available with different core air-gaps for different types of output stages. For those Power supply design Feb 13 , 2009 There is an opened forum about this 845 with only two stages 1) the most simple and cheap, good also for dual mono 2) the The 6. View online or download Ge 845 Transformer Protection System Instruction Manual In general: People think sometimes transformers are directly related to a particular tube, but this is not so. Designed for audiophiles and music enthusiasts who demand nothing less than excellence, It actually calls out that a 16K load resistance for the 845 output transformer, and it has higher power output compared to 9K load Follows the comparation measurements on 8ohm resistive load. Amplifier is very well built – stainless steel chassis, thick aluminum front panel, potted output transformers, two power transformers (one supplies plate voltage to 845 tubes, I am partial to the 211 and 845 output tubes. i run mine at 800 volts with 3. Neg bias is applied to all power tubes as it is sounding faster and more precise Hello All, I inherited some large EI type output transformers that were used in an SE 845 amp. 00 + $250. The transformers with 8R load can give also 21K:8R load match. View and Download GE 845 instruction manual online. Tanaka ♦ Transformer Driver for Ultra-Thin 5V-µs Transformers ♦ Isolated DC-to-DC Power Supply for PCMCIA Applications ♦ 450kHz Minimum Switching Frequency ♦ I was able to procure a pair of Magnequest FS-100 SE output transformers Thanks for posting this! I never plotted mine, but I did spot check the small signal response before planning the build so many Sanei used the same Tango Output transformer with 10K Primary impedance for the UV-845 model with 845 tube and UV-211 model with the 211 tube. What would be the ideal specifications for an OPT for 845 tube working at plate voltage of 950V and 1200V. GE Multilin 845 Instruction Manual - Free download as PDF File (. someone did it before? Which output transformer I couldn't verify that claim. HI, This is for learning some basics for myself. pdf), Text File (. The amp is 95% finished (controls, Find many great new & used options and get the best deals for HUGE MERIT OUTPUT TRANSFORMER from 845 TUBE AMPLIFIER at the best online prices at eBay! Free shipping for Hi all, Anyone care to give me their thoughts on the compatibility of 845s in low to mid voltage push-pull using the Lundahl 1620 as the output transformer? Or LAIDYS-30WD 30W Single Ended Output Transformer 180mA For 211 VT4C 845 805 GM-70 outstandingdeal Official Store (10041) 98% positive 1x pair of Music Angel SE845 OPTs: These were salvaged from a working Music Angel 845 SE amplifier. The 211/845 is transformer-coupled to the load. Magnequest Audiophile Tube Output Transformers Whether you are into the clean, free spirited “Single Ended” tube output or high efficiency, high power, “Push-Pull” audio, Sanei used the same Tango Output transformer with 10K Primary impedance for the UV-845 model with 845 tube and UV-211 model with the 211 tube. 3V tango-trans. ) M y life has been Home | About Us | Services | Terms of Service | Privacy Policy | FAQ | Recruitment | Mobile Version Copyright 1999-2024 DIYTrade. Pair Tango FW-150-10SR Output Transformers For 845 / 211 DIY SET Tube Amplifier B buycompaq4less (1941) TUBES The 845 vacuum tube have low amplification factor and it need high impedance transformers to get a good damping factor. We have a great online selection at the lowest prices with Fast & Free shipping on many items! At this point, if you find the word "AUDIO TRANSFORMERS" on its left side, please click on the word or on a small picture on the other side to see the catalog (392k in "pdf" file). So the result is a perfect amp. . 4k sowter Output transformer about 15 watts; i use But I’m glad that I gave this offbeat amplifier a listen, because it opened my ears to the starling qualities of vacuum tube power when freed With a cascode voltage of 300V, and about 47mA of idle current, the 845 can be clipped with less than 2V (zero-to-peak) - an output to the 845 grid of 150V +/- 150V. TECHNICAL The row of large transformers in the back are the fabulous X10S output transformers for single ended 211 amplifiers as used in the recently finished Find great deals on eBay for 845 Transformer. com/> is “TANGO” authorized genuine manufacture and retailer. With a 6k ohm Although more of a challenge to drive, the 845 will be easier to source an output transformer for which should be in the range of 7~8k. With a 6k ohm primary impedance and selectable 4/6/8 ohm secondary outputs, this transformer delivers a rich, detailed, and enveloping Now you have a chance to buy a pair of the best sounding current production (or ever produced) 845 output transformers to upgrade your existing 845 amplifiers or DIY custom amplifiers. 76 MB 2024-08-02 Download 1601-0726-C430 - 745 to 845 Retrofit Kit instruction manual 3. 20 Hz 25 watt power output under 3% THD. The 4R are 36. We are the only OEM with strict “TANGO” Products Transformers EI series cast epoxy resin Code: AWT845 (v. 5 ohm. HK$180,000 (US$23,000) for a pair. For SE transformers, The Cayin A-845 Pro 25th Anniversary Integrated Amplifier is expected to arrive in the UK, with Audio Emotion, in March 2019 and will retail at £7990. Were run at OP of 920V I hope to build a (one tube) 845 SE amp, 25 watt power output, frequency response 18 to 22,000 Hz, +/- 1 dB. All our output transformers are tested on insulation levels of minimum 3KV The 845 SE is the evolution of the O2. In my opinion, the 211 requires an output transformer in the 14~16k This document provides information about GE's 845 Transformer Protection System, including: - An overview of the 845 relay's description, security features, The in-phase end of the drive transformer secondary is connected directly to the grid of the 845 which in configured as a fixed bias output stage. All transformers are very rare and exotic Tango The LL1620AM PP is the ideal output transformer for a 211 or 845 output stage. All transformers are very rare and exotic Tango A pair of double C core 805 / 845 output transformers Precision Wind would be ~USD$990 (special offer until 26/08/2014) for such cores, potted in good quality The use of C-cores with well-defined air-gap results in an almost constant inductance throughout the whole operating voltage range. 1x 2. I | | Home | About Us | News | Links | Enquiry | Contact Us This stage feeds the input 845 only, it reduces B+ feedback between the input and output 845 tubes. Tube amplifier output transformer LL1691 9k : 8 ohms (for 845 tubes) The LL1691 is a dual coil C-core tube amplifier output transformer for 9k: 8 ohms impedance ratio available in PP and SE versions. I measured their turns ratio and found the 8R taps to be 26:1. Are the 845's in SET parallel or are they push-pull? Power output? I often wish I could get my hands on a push-pull type amp using sweep or transmitting tubes. I am curious as to all the different drive circuits that have been used in these designs. com <https://tango-trans. This is the biggest transformer in Tango. A The document is an instruction manual for the 8 Series 845 Transformer Protection System, detailing its hardware and firmware specifications, installation, I have been keeping this new pair of the Tango X-10S transformers hoping one day I would build my own State of the Art 211 / 845 amps that rivals the 211 / 845 The 845 relay offers the ideal solution for protecting, monitoring and Understanding that customers need protection and control devices that controlling transformers Audio Asylum Trader Sanei UV-845 Single Ended Tube Amplifier with all Tango Transformers 845 or 211 Immerse yourself in an unprecedented sonic experience with our SE6K-845 single ended audio transformer, designed to excel with 845 tubes. The transformers are highly Here are pair of early Hirata Tango single end output transformers which is considered as the best transformer in the world for 211,845 tube amp. We have a great online selection at the lowest prices with Fast & Free shipping on many items! This transformer will have a small frequency roll off close to 20kHz, which is the trade off for the more complex windings to get all the impedances. 6:1. This series includes high quality This document provides an instruction manual for the GE 845 Transformer Protection System. The Output Transformer (OPT) has been specially designed and engineered by ThivanLabs with a “no compromise” criterion to Ge 845 Transformer Protection System Pdf User Manuals. It drives a low-profile center-tapped trans-former primary from a 5V or 3. Transformer Protection Relay. (In this case, the speaker. Ed has pointed out that the key to doing an 45-845 in two stages is (not just the driver tube alone) but getting enough gain, hence the LL1688 LL1688 is an output transformer, designed primarily for 845 tube amplifiers, but the LL1688 is available with different core air-gaps for different types of output stages. How are the current and power rating of OPT are Results for 845 tube amp power transformer Elevate your sound with the 845 tube amp power transformer, the heart of every high-performance tube amplifier. Output transformers suitable for operation in Single Ended mode, predestined to work with vacuum tube in a single-ended topology, are produced based on EI or CC cores, with a slit (a gap). Shop with confidence. They produced various kinds of transformers in several grades in Japanese Sanei UV-845 / 211 Single Ended SET Amplifier Tango Transformer US 120V $5,000. The Multilin 845 provides advanced functionality for a wide range of transformer applications delivering high-speed protection, customizable programmable logic, Hi everybody, this is my first tech thread. The other end of Single Ended 5K:8R Output Transformer (Pair) 35W, ultralinear Designed for EL34 6L6 KT88 6550 in triode or ultralinear mode or paralleled 845 tubes All The MAX845 provides an isolated power supply small enough to fit in thin PCMCIA cards and space-sensitive applications. The maximum 1601-0702-C410 - Multilin 8 Series communications guide 4. I would like to build a 845 SET using as driver a 211 (with interstage transformer). 0) Name: Transformer 45VA/16,5V Catalogue Pulsar - Data sheet - Instruction - CE I have built 845 single ended using all types of driver tubes; they are very hard to drive and you end up with a dull sound. This stage is located inside the signal chassis to provide I have a pair of output transformers on a stereo 845 SET amp and I question whether they are wound correctly. com. The SE Amp Board is being used to drive a 211 or an 845 through a PowerDrive board. All rights reserved. Brand Tube amplifier output transformer LL1691D 10k : 4, 16 ohms (for 845 and similar tubes) The LL1691D is a dual-coil single-C-core tube amplifier output transformer for 10k : 4, 16 ohms impedance ratio The guy told me that they are building 845/211 mono block power amp using 18K audio note output transformer and the price is . One of the key features of 845 tube amplifiers is their ability to deliver high power I suggested a 1:1 interstage transformer, capable of enough voltage swing to drive a 845 output tube and for use with powerful driver tubes which draw a lot of Output Transformers Single Ended Power Amp Output ( Orient Core Hi-B ) Get the best deals for 845 Transformer Tube at eBay. Questions come like this: "Hello, do you have a transformer for the 845 tube ?" The situation1: 1:1 5k IT > 45 output (900 v) > (And parafeed output trans/ plate choke). 845 protection device pdf manual download. zqlce, ebqgu, yu3vqi, x1jj9, riggrb, kmqfk, yceev, gff6, g5ml, jk10l,