Most sonic frontiers gear come with standard nos tubes, usually sovtek. Audio research service manuals, repair manuals, schematics. Sonic frontiers owners manuals, service manuals, schematics, catalogues and other documents are provided free of charge for personal use. Please i need sf line 1 schematic or repair manual. Sonic frontiers sfl2 amplifierspreamplifiers canuck. While sf still offers kits like their highvalue assemblage dac2, the new line of vacuumtube electronics has worldclass construction. Ive mentioned this before, iused to have the sfl1 pre and sfl phono stage, and commented that the sound was not my particular cup of tea, i bought them new, but, perhaps all the money that sonic was spending on stereophile ads should have been spent on beefing up the design and ridding it of problems. Wtb sonic frontiers sfcd1 not working black face plate. Sonic frontiers dealer or sonic frontiers directly. Sonic frontiers sfl1 tube linestage preamplifier for sale. Unfollow sonic frontiers amplifier to stop getting updates on your ebay feed. Sonic frontiers sfl1 manual line level preamplifier. Sonic frontiers sfcd1 cd player and sonic frontiers sfl2 preamp. This diagram applies to all line series preamplifiers, as they all.
Highly regarded and beautifully built, the sonic frontiers sfd 2 mkiii digital processor is a classic high performance da converter. Introduced after the success of the modestly priced sfl 1 1991 and its sfl 1 signature version 1993, the sfl 2 got a class a stereophile recommended component. I then disconnected the preamp output from one preamp to the other preamp and connected that to the main amp. Reproduction without prior permission or for financial gain is strictly prohibited. Sonic frontiers sfl 2 tube preamp with power supply, excellent condition, black face plates. I currently own a sfl2 and unforunately i do not have a sonic frontiers dealer close by, therfore, i would be interested in those individuals opinions who have owned a sfl2 and have auditioned the new line series of pre amps. Showdown yba 2 preamp vs sonic frontiers sfl 2 preamp 14.
Not that i did ever take magazines awards as gospel but the sfl 2 really was that good and designed by the original sonic frontiers team. I havent owned an sfl 2, but i did get a chance to do some extended listening. This dac has been upgraded from a mki to a mkii which explain the labels and has been given a clean bill of health with most parts being replaced, including the dac modules from pc. Introduced after the success of the modestly priced sfl1 1991 and its sfl1 signature version 1993, the sfl2 got a class a stereophile recommended component. This is an upgrade to the sfl 1 above and beyond the old signature version available from the factory when they are new. Dont need it anymore so its ready to make great music for you. In just a few years, sonic frontiers has evolved from a parts and kit vendor to a fullline audio manufacturer footnote 1. I have gathered thousands of manuals of hundreds of brands. Nothing wrong with that but i was looking for something more.
Chris said that the subsequent designs share the same circuit topology and. Now that i have the sfd, ill never need a master11 again. This owners manual contains important information regarding the operation and care of the sfl1. Sonic frontiers vintage audiophile twobox preamplifier. This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register. With how much i like it, im springing for maxed out upgrades. Im looking for its schematic or service manual, thanks for any info. Sonic frontiers sfp1 manual movingcoilmovingmagnet. Below you can see all the audio manuals of the brand audio research 1. The overall sonic characteristics of the unit were just great and has become the preamp in my stereo set up in the garage.
In just a few years, sonic frontiers has evolved from a parts and kit vendor to. Sonic frontiers sfl 2 preamp basis ovation sme v koetsu urushi mk ii krell kpa phono stage sony scd777es sacd player theta pro gen va dac straitwire maestro, monster interlink reference interconnects. Sonic frontiers manuals, schematics and brochures hifi. My first tubed preamp was a sonic frontiers sfl 1, the predessor of the line 1. I remember putting it on lay away at listen up, one of the high end stores in boulder and dilligently paying for 3 months so that i could bring it home. Hi all, i have a secondhand sonic frontiers sfd2 mk 1 dac. Page 4 op e ra t ion, c o nne ct i on s an d c on tro l f u nc ti o ns 1, l ront anel note. We are passionate in creating the highest level of sound quality possible. Sep 15, 2015 spectacular sounding dac from the good folks at sonic frontiers now serviced by partsconnxion up for sale. The fuse may be accessed with a small flatbladed screwdriver by turning the fuse cap a 12 turn counterclockwise to unlock a spring that ejects the. Showdown yba 2 preamp vs sonic frontiers sfl2 preamp 14.
The preamp is a true differential balanced and dualmono design with both rca singleended and xlr balanced inputs and outputs. Their initial offerings were well received, but their kit origins were apparent in the layout and cosmetics of their products. Sonic frontiers schematic audiogon discussion forum. The ultraanalog d20400a dual da modules stayed untouched but out went the npc sm5803 8fs digital filter, in came the pmd100 hdcdcompatible from pacific microsonics to allow full 20bit replay of. Sonic frontiers sfcd1 cd player and sonic frontiers sfl 2 preamp. Dealer ads welcome for a limited time, dealers and commercial users who register for aussie audio mart will get 1 year free. Sonic frontiers sfp1 owners manual, service manuals and schematics are for reference only and the vinyl engine bears no responsibility for errors or other inaccuracies. Sonic frontiers sfl2 stereo tube dual chassis preamplifier for. I would like to mention that partsconnexion is a good company to deal with and a good source for tubes and parts, too. He said that one of the power transformers inside was dead. The sonic frontiers sfl1 is a classy tube hybrid preamplifier with gorgeous internal construction and immaculate wiring design by joe curcio.
I cant afford the upgrade but perhaps i can get it going again locally. It has a lovely retro design, yet built like a brick and runs silently in the background. Find a great deal on products from sonic frontiers. Includes 2 siemens 6922 tubes, 2 reflektor 6922 tubes, 4 electro harmonix tubes, manual, boxes. Mit music hose midtweet and monster m1 mk ii bass home theater.
The digital circuits are completely separated from the main circuit board by a. While sf still offers kits like their highvalue assemblage dac 2, the new line of vacuumtube electronics has worldclass construction. Use hifi shark to monitor pricing and global availability. Sonic frontiers the line series owners manual pdf download. Included vacuumtubes are a matched pair of electro harmonix russian 6922s and two matched pairs of nos matshushita japan 1970s 6922s with approximately 250 hours. Overview sonic frontiers back in the early 90s, sonic frontiers was all the rage. The biggest collection of sonic frontiers manuals and schematics. I would not recommend the sfl 2 with an amp that is more colored i. A fuller screw driver is supplied for the chassis screws and a copy of a taste of.
As i heard that its a nice gear i would like to restore it. Ill also add a used mfa magus a2 and a sonic frontiers sfl2 to the list. Up for sale is my very special sonic frontiers sfl 2 preamp. I had it diagnosed by peter white audio repairer in brisbane. Welcome to usaudiomart, a classifieds site for used audio and hifi. Amplifier sonic frontiers sonic frontiers sfl2 owners manual. Sonic frontiers advised that it alright to leave them on all the time unless youre away on a holiday for a longer period of time then you have to turn it off 31. Download the sonic frontiers sfl 2 manuals for free from the biggest sonic frontiers manual and schematic collection on the web. Discussion in audio hardware started by dividebytube, sep 12, 2008. The sonic frontiers line 2 l i n e s ta g ebuilds on the technical.
They went under later but the av subsidiary anthem is still around. Sonic frontiers sfl2 tube preamp for sale us audio mart. Not that i did ever take magazines awards as gospel but the sfl2 really was that good and designed by the original sonic frontiers team. Sonic frontiers sfl2 preamp upgraded to special edition. The line 3 is a superb preamp very neutral, however the sfl 2 is also excellent, and has the ability to add some body if the rest of your components are perhaps not as fleshed out as you might like. The sfl 2 is simply the best match for my system and room. I havent owned an sfl2, but i did get a chance to do some extended listening. Sonic frontiers sfp1 signature owners manual pdf download.
Thanks to cam member had schematic, fyi lost 6 volts to 2 tubes, the referance voltage to regulator was. Please note that this is a line stage unit and does not have a phono stage. Select the sonic frontiers product you are looking for or choose a different brand. High end valve preamp with separate power supply frequency response. I was attacked by chris johnson of sonic frontiers at hifi 96. Showdown yba 2 preamp vs sonic frontiers sfl2 preamp. Sonic frontiers has been independently run by lee thomas since 2002, lee has a deeprooted passion in music and recreating the musical event from high end 2channel audio systems.
I have upgraded tubes and wiring a little mit silker than stock, but only as a tweak. To purchase line 1 spares or accessories, please contact the company via their website or visit an authorised. The sfl 2 has great sound right out of the box after 3035 hours of break in. The previous owner has spent some money and had matched sets of 4 pairs of amperex tubes put in. Suggested by umg queen bohemian rhapsody official video remastered song jealousy remastered 2011 artist. The sonic frontiers sfl2 line vacuum tube line preamplifier is in great condition with the exception of two screws missing from the cover and a minor scratch on the remote. Page 8 we at sonic frontiers are sure that you will derive many years of listening pleasure with your new sfl1 preamplifier. Needing no introduction, this is the value in used preamps to beat. Updated sfd2 with, mainly, a change of digital filter digital side and a fair overhaul of the analogue output stages analogue side. Sonic frontiers line 1 preamplifier tube by jbmcb looking for a new amp or preamp. Sonic frontiers line 2 no line level output diyaudio. Sonic frontiers clarostat optical encoder for the sf line123. Preamps have undergone an evolution over the last decade or so. Preamp is dead, and cd player is overheating after long use.
Sonic frontiers has been independently run by lee thomas since 2002, lee has a deeprooted passion in music and recreating the musical event from high end 2 channel audio systems. This website is not affiliated with or sponsored by sonic frontiers. I have bought in a sale an used and in non working conditions sonic frontiers line 2 preamp and its separate power sypply. To purchase sfl 1 spares or accessories, please contact the company via their website or visit an authorised retailer. Dec 04, 2005 i was attacked by chris johnson of sonic frontiers at hifi 96. To purchase sfl2 spares or accessories, please contact the company via their website or visit an authorised.
Download the sonic frontiers sfl2 manuals for free from the biggest sonic frontiers manual and schematic collection on the web. Download the sonic frontiers sfl2 manuals for free hifi. Oh well the downstairs sfl 2 just took a minor dump on one channel and chris at partsconnexion was good enough to have his service tech send me a schematic. Sonic frontiers sfl 2 tubes preamp gold face plate. Sonic frontiers sfl2 manual line level preamplifier. The sfl 2 is known to easily top the later sf line 2 and 3 preamps. All these manuals and schematics are in the public domain and there are no infringements. The sonic frontiers sf 1 is a brilliant and highly acclaimed valve line stage preamplifier.
The ultraanalog d20400a dual da modules stayed untouched but out went the npc sm5803 8fs digital filter, in came the pmd100 hdcdcompatible from pacific microsonics to allow full 20bit replay of the 16bit pcm flow. Showdown yba 2 preamp vs sonic frontiers sfl 2 preamp i used the same sacd player output with splitters to 2 cables each to each preamp. By continuing to use this site, you are consenting to our use of cookies. Sonic frontiers sfl2 tube preamp sale pending to andrew. Sonic frontiers power 2 operating manual pdf download. Imo the sfl2 which uses a fullsize outboard power supply is superior to the line 2, however the line 3 with proper modifications is the best assuming of course you value utmost neutrality as i do. I routed that signal into my sonic frontiers sfl2 preamp or a musical fidelity a308 integrated, depending on which was in the system at that time. Sonic frontiers sfl2 tubes preamp gold face plate responding to classifieds listings. Sonic frontiers sfl2 line preamp audio asylum trader. The sonic frontiers line 1 linestagerepresents a new. Updated sfd 2 with, mainly, a change of digital filter digital side and a fair overhaul of the analogue output stages analogue side. After a little while i just wanted to have the unit checked out to see if it was operating at maximum efficiency, so i contact sonic frontiers and got a rem number and shipped the unit back to sonic frontiers. Sonic frontiers was originally owned and run by chris johnson and john sloan.
Fifteen years ago, every serious preamp had a phono stage simply because vinyl was the only serious medium. Considered better than the line 3 and the best preamp the legendary company sonic frontiers ever made. Summary of contents for sonic frontiers the sonic frontiers line series. The sfl2 is known to easily top the later sf line 2 and 3 preamps. Stereophile dubbed the sfl2 a class a recommended component and that. If you are searching for amplifier manuals you made the right choice, because 26926 manuals for different amplifier devices are presented in the list below. Sonic frontiers audiophile converter with ultraanalog chips. Sonic frontiers sfl1 valve preamplifier tube audiogon. First off, it is in pristine condition and works flawlessly no kids, no pets, no smoking environment. Oct 05, 2017 considered better than the line 3 and the best preamp the legendary company sonic frontiers ever made.
Sonic frontiers manuals, schematics and brochures hifi manuals. The sfl1 uses a thick machined stainless steel faceplate and a beautifully dressed smaller gold faceplate over it. I have a sonic frontiers line 2 which i got a few years back, only 1 12. View and download sonic frontiers sfp1 signature owners manual online. Dacs, usb converters, decrapifiers started by purr1n, nov 9, 2015. I currently own a sfl 2 and unforunately i do not have a sonic frontiers dealer close by, therfore, i would be interested in those individuals opinions who have owned a sfl 2 and have auditioned the new line series of pre amps. Breakin time as with all audio electronic products, the ultimate sonic character of the power 2 will not be realized until and unless the unit receives a minimum of approximately 70 hours of signal breakin time i. The analog ripper software that i used on my mac laptop shows the music on a moving graph, which maps amplitude over time, with the output. Spread over two chassis, the allbalanced operation is done by six 6922 sovteks with 15 regulated power supplies six discrete and nine icbased, no nfb circuit.
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