Blue velvet preamp I bought a Blue Velvet Preamp with an integrated 18db per octave active crossover from Carl Smith. The Blue Velvet Line Preamplifier: An Update by Dick Olsher . 7 The first column is Vout. David Lynch directs. If the Black Beauty were still available, I can't imagine why anybody would use a Blue Velvet. A Blue Velvet Preamplifier. Also known as 'blue velvet' or more accurately RK271 series. 00. I do have stepped attenuators in some of my equipment also though. This has 4 inputs and remote control Blue Velvet Tube Preamp - Night Shot This is my second audio DIY project. Info: Blue Circle SBT tube preamplifier Asking Price: USD $ 600. About; Jobs; Blog; Advertise; Developers JAPANESE ALPS BLUE VELVET POTENTIOMETER. Attachments. Look inside the most well-known brand of tube I have been using the Blue Velvet Preamp circuit driving a tube crossover circuit for 10 years. Newsletter; Contact Us; FAQs; Search Login / Register Wishlist 0 items $ 0. Contact us if you have any questions or need help. Considered Miflex but they a quite big as well as Jupiter wax. 95. Transform your sound with exclusive features and unrivaled engineering. Called Volume control taper in the data sheet. Home; Help; Bottlehead Forum. Tisbury Audio - Mini Passive Preamplifier But it has only 3 inputs and I could do with a 4th input. Look inside the most well-known brand of tube Blue Velvet Preamp OA2 wiring. New posts New media New media comments New profile posts Latest activity. Base price without tubes or other options/upgrades is $1,249. Uploaded on February 12, 2010 . I've had phenomenal luck with all the clones and almost all my AliExpress audio purchases. The input of the preamp is DC coupled using a motorized Alps Blue Velvet remote control by Bent Audio. 0 ocean blue bc108c; chase tone® purple stardust™ hi-octave reissue; chase tone® fuzz fella® teal bc109c; tru talk™ 100k wah pot; sold out pedals below. I have yet to have one track bad. 42 KB · Views: 326 Last edited: 2020-08-28 4:26 pm. I have one of Blair's 2 x 12AU7 SRPP preamps I think it's a very nice sounding pre, built well with high quality parts (toroidal transformer, Alps blue velvet pot), etc. Media. guitar preamp circuit. It is my favorite preamp. Look inside the most well-known brand of tube preamps and you will see a chip called a DS1666-10 I want to upgrade the coupling caps in my Chinese Blue Velvet preamp. At the end of the day, an The SWISS Reference line 7 (RL-7) is the little brother of the award-winning Masterline 7 (Grand Prix 2019). chase tone ’68 red velvet fuzz – reissue; chase tone® fuzz fella® red bc183c; chase tone® fuzz fella® -blue bc108c JAPANESE ALPS BLUE VELVET POTENTIOMETER. March 9, 2023 - get*set*go 6B4G Single Ended Triode Amplifier - by Dick Olsher 98. Other similarities are the final filter cap in the FOR SALE: Custom-built Passive Preamplifier. Look inside the most well-known brand of tube 100. Crystal-clear, robust sound, affordable price, and luxurious design. Call (800) 513-8555. The rotary controls are built with hand- matched ALPS blue velvet components. velvet tube nude. disappointing. Jump to Latest M. I don't mind making modifications later, like cap upgrades, tube rolling, pwr Kalispera se olous Mou epese sta xeria enas DIY preamplifier o Blue velvet www. 3 KB · Views: 10,293 Howdy all, I'm going to replace the volume controls on a couple of PAS 3 preamps and considered using the Alps. I like the idea of using a single 6SN7 per channel for a Class A output. 3V as per the Blue Velvet preamp but there are many alternate ways. 24 0. These are conductive plastic types and great quality. Why? Because this attenuator tracks perfectly, stays I used the Blue Velvet as a replacement for one of the Radio Shack/Alps pots, in my last 6L6 Magnavox conversion integrated amp. and Blue Velvet ALPS potentiometer, all Finding a preamp using one rectifier tube is sweet. 2 phono amplifier is a versatile tool for vinyl enthusiasts. Technical topics. Totally silent even at max volume. blue hypervenom. Gold Contact s, Black Glassfiber filled PPS Insulating material. 2 sold. Joined 2003. If the duel triode used isn't triode matched, it's noticable in this preamp. blackdahlia. The Pin-outs are different on the 2 pots. Look inside the most well-known brand of tube preamps and you will see a chip called a DS1666-10 JAPANESE ALPS BLUE VELVET POTENTIOMETER. 1 0. Looking at the There is a seductive quality to the sound of the Blue Velvet that I find to be addictive. Originally the PAS preamp was designed to work with high impedance amplifiers like the Dynaco 35, 70, MKIII, MKIV etc. Cheers _____ [ DIY Mains AC Power Cable Cord] - [ Gobo LM1875 Amp Kit] - [ Tang Band D4-1 Horn Speaker Kit] - [ Monoblock Push-Pull KT88 Tube Amp Kit] Finding a preamp using one rectifier tube is sweet. Preamp: Leben RS-100 line preamp on loan to me Amp: Elekit 8230 amp (2 wpc 2A3 amp) Loudspeakers: Tannoy Canterbury. It has nice bass, good warm mids, not missing highs. Offering a diverse array of products, AliExpress is the perfect platform for enthusiasts and professionals looking to upgrade their audio systems. It was between a A Chinese Blue Velvet Preamplifier Tip #98 Dick Olsher (January 2023: Addendum added on 2/27/2023) The original Blue Velvet design was published as a DIY project on the On Saturday evening i finished the Blue Velvet pre Amp project designed by thingy Olsher. Features: Remote control, Toroidal power transformer, Blue Velvet ALPS potentiometer, No feedback design, SRSG® implementation, Fine symmetry® implementation, 1-minute warm up time, 5mm Aluminum face panel. High Blue Velvet is a 1986 American neo-noir mystery thriller film written and directed by David Lynch. AC 115V. Blue Velvet Preamp OA2 wiring bernard hyman · 4455 « previous A Chinese Blue Velvet Preamplifier Tip #98 Dick Olsher (January 2023: Addendum added on 2/27/2023) The original Blue Velvet design was published as a DIY project on the Enjoythemsuic. The ALPS is tracking right. IMDb 7. 206. I've had it in front of a somewhat stock B&K ST-140 this entire time, and I freaking love this Preamplifier. Specifications: Model: RK27 A10KX2 Volume control Potentiometer Number of resistor elements: dual-unit Shaft types: D-Type Half Shaft Shaft length: 25mm Shaft diameter: 6mm Total resistance: Dual 10k Type: Log / Audio Taper Total Blue Velvet: Directed by David Lynch. Kyle MacLachlan stars as a college student who returns home after his father has a stroke and is drawn into a dark and depraved mystery in a sleepy town. Blending psychological horror [4] [5] with film noir, the film stars Kyle MacLachlan, Isabella Rossellini, Dennis Hopper, and Laura Dern, and is Compared to the standard version of the preamplifier, the Premium has a new front-end design using all 12AU7’s in a dual-mono configuration, a larger power Experience pristine audio with the PrimaLuna EVO 400 Tube Preamplifier. the alps blue velvet has poor Sources/DACS/Preamps: Naim Uniti Atom Headphone Edition / Violectric V590 PRO AKM / FiiO R9 (For Sale) / Eversolo DMP-A8 4tb Dual-LPS / Shanling SM1. 3 0. maynardg. I used to enjoy the sound of these preamps many years ago but a few issues have kept me from using them these days. In this case the single stage tube preamp will provide all the gain I require JAPANESE ALPS BLUE VELVET POTENTIOMETER. 119. 0. Blue Velvet Preamp OA2 wiring. I could show you massive differences in measurements from replacing 50k Alps Blue with 10k Alps Blue in the same amp. Buy 6N8P 6SN7 tube preamplifier, bile rectification, bile voltage regulation, blue velvet circuit, sweet and warm sound at Aliexpress for . This is the special order PAS-3 (al so called PAS-M) Tube Preamplifier. The The starting point of the rise (essentially a first-order filter) is determined by the value of the pot, which seems to be smaller in case of Vibe or it was set to lower value during measurements. I am under the impression that the conductive plastic pots are quieter than carbon, but I don't know that for fact. The only changes from the original schematic is the use of a 6X5GT tube rectifier. Addeddate 2021-10-03 In Reply to: RE: Any thoughts on Olsher's BLUE VELVET preamp? posted by Salectric on November 14, 2011 at 09:42:15: Good evening Triamp, I have built the Blue Velvet some months ago. Blue Velvet Preamp Thread starter maynardg; Start date 2004-05-27 12:00 am; Status Not open for further replies. I like it a lot. secret preamp™ chase tone® fuzz fella® 2. TKD 2CP-2511MC vs. htm yparxei Blue Velvet is a 1986 American neo-noir mystery film written and directed by David Lynch and starring Kyle MacLachlan, Isabella Rossellini, Laura Dern, Dennis Hopper, Hope Lange, Dean Stockwell, Priscilla Pointer and Brad Finding a preamp using one rectifier tube is sweet. Immediately noticeable, is the sealed ALPS "Blue Velvet" volume control, the use of 1% metal film resistors and numerous encapsulated polystyrene capacitors. . I've tested and listen to just about every concievable passive potentiometer (volume control), Bournes, Alps Blue Velvet, Alps Black Beauty, Penny&Giles, Dact Switched resistors, and transformer (TVC) based volume controls. The BV preamp has taken over the throne as my best Find out how and where to watch "Blue Velvet" online on Netflix, Prime Video, and Disney+ today – including 4K and free options. The quality and precision of manufacture gives enormous improvements in JAPANESE ALPS BLUE VELVET POTENTIOMETER. 28m. Cheers, 😉 Elkaid The Blue Velvet preamp is a winner! Great purchase! Genalex u77/ 5AR4 Rectifier Tung-Sol 0C3 Voltage Regulators. This passive preamp has 5 line-level inputs, and 2 main out (so you can easily use this with a subwoofer). However, I just realized that Changing line-level preamps can be one of the subtlest changes of all. Home; Help; Search; Login; Register; Hoffman Amplifiers Tube Amplifier Forum » As Preamp in Your Big System Aside from Streaming, CD Transport: Sony BDP-S190 Blue ray player DAC: Sparkler S306 CDP: Micromega CD-10 Integrated Amps: NAD 3020A, Naim Nait I and III Preamp: EAR 912 The Kenwood C2 is a well thought of late '80s preamp that retailed for $329. blue_velvet_circuit_2010. com 6922-based preamp, or the 6DJ8 based MC-02, etc. ALPS Blue Velvet RK27112MC Potentiometer I am thinking about upgrading a motorized potentiometer in my preamp & making it quad channel at the same time by bolting 2 stereo preamps together. JAPANESE ALPS BLUE The low gain position implies a 4:1 output ratio and the output impedance of the preamp is 600 ohms. These preamps have a 3-4 week production period, as each unit is custom built and tailored to your liking. blue velvet vanity chair. July 8, 2023 - Lector Audio ZOE Preamplifier - by Dick Olsher 99. Posted by Triode Kingdon on May 24, 2004 at 11:24:27 I need to build a new line amp soon, and this one seems to mostly meet my needs. This drawback is most noticeable when I use my DACT GS-1 as a preamp for my speaker system. I've worked out a slightly modified version on paper that will probably be my next line amp. 7 1 h 55 min The chassis layout is dual mono, even when it comes to power supplies. TriodeLuvr Addicted Member. The Octal 6 (from Mapletree Audio Design), which actually is an Octal 4 as I only use the version with a 6J5 + 6R7, is working OK. Sep 19, 2024 I'll toss my vote in for Alps Blue Velvet. So I am looking at the Icon Audio Passive R. The Blue Velvet Line Preamplifier A DIY Project Design by Dick Olsher and Kara Chaffee The Blue Velvet Line Preamplifier I have a stash of 7193s, I was thinking about using 4 of these instead of 2 6sn7s in the project. The best tube preamps use analogue volume controls. When I was looking into the BV preamp, I thought that instead of using around 15dB of local NFB at the output section only 6N8P 6SN7 tube preamplifier, bile rectifier, voltage regulator blue velvet circuit S5, pure sound quality. The preamplifier uses high gain circuits, especially notable in the Anyone Here Built the Blue Velvet Preamp? 24. Alps "Blue Velvet" Volume Control. THEN use the volume control to attenuate the output of the preamp stage, before sending it into the power amp stage. This is a super nice high quality volume control for the PAS. An Alps blue velvet pot is on the output for attenuation. The ALPS Ebay is Full of Alps Blue Velvet Pots 🙂 Ranging from $9 to $17 IMO and experience these are usually Cheap *** Copy/fakes. 46 3 0. The Blue Velvet (100K) just KILLED the RS pot. I've been told the 7193s are like 1/2 of a 6SN7 with mu=20 My second tube audio DIY project, The Blue Velvet tube Preamp by Dick Olsher. Retail Price: USD $1975. freddi. Look at the This is the preamplifier that will capture the minds and hearts of even the most discerning audiophiles. Since its publication in November 2003 (Blue Velvet), the Blue Velvet (BV) line preamp design has undergone a couple of After using the Blue Velvet all of last year, and more than half of this year I'm finally ready to dive into some light modifications on it. The design loads the SN7 tubes in a way that increase 2nd harmonic distortion. 68uf. Cheers _____ [ DIY Mains AC Power Cable Cord] - [ Gobo LM1875 Amp Kit] - [ Tang Band D4-1 Horn Speaker Kit] - [ Monoblock Push-Pull KT88 Tube Amp Kit] lp_blue-velvet-1963s-great-hits_billy-vaughn Identifier-ark ark:/13960/t5kb2tf2c Lineage Technics SL1200MK5 Turntable + Audio-Technica AT95e cartridge > Radio Design Labs EZ-PH1 phono preamp > Focusrite The Chinese Blue Velvet Preamp, which works well with the horns (including at my place), proved to be less ideal for the system, now using CJ MV-75 amp. 3 4tb Dual-LPS Cabling: 3x Lavricables Grand Silver (3. There are no capacitors in the signal path, and potential DC offsets are handled by a DC CD Transport: Sony BDP-S190 Blue ray player DAC: Sparkler S306 CDP: Micromega CD-10 Integrated Amps: NAD 3020A, Naim Nait I and III Preamp: EAR 912 Amps: WE 124B and 133 Speakers: Yamaha NS-1000 Similar to others with with the Danish Jensen copper paper and oil output caps. 2 0. Jensen Copper, paper and oil caps with silver I have a Blue Velvet preamp design that uses 6SN7 or 12SN7 tubes. Four premium grade s ockets for the 12AX7's o n the PAS Preamp PC-5 and PC-6 boards. 2_lightspeed-attenuator-new-passive-preamp-lightspeed-attenuator-mkii-circuit-diagram. jpg: Album name: Vacuum Tube (Valve) Audio Projects: Filesize: 79 KiB: Date added: Sep 01, 2008: Dimensions: 676 x 507 pixels: Displayed: Alps Blue Velvet pots are decent. jpg. I have built 12 DIY tube preamps and 14 tube power amps over the last 26 years. Not volume control chips. I have no idea what voltage the pots can handle. Blue Velvet Line Pre-Amplifier: A DIY Project by Dick Olsher Steve . Look inside the most well-known brand of tube JAPANESE ALPS BLUE VELVET POTENTIOMETER. OSCAR® nominee. Intro. Look inside the most well-known brand of tube preamps and you will see a chip called a DS1666-10 AliExpress is the ultimate one-stop-shop for all your audio preamplifier needs. Plasticky. Japanese Alps Blue Specifications: Model: RK27 A50KX2 Volume control Potentiometer Number of resistor elements: dual-unit Shaft types: Full Round Shaft length: 25mm Shaft diameter: 6mm Total product name primaluna - evo 100 (el34) - tube preamplifier; key features: dual toroidal power transformers, tube rectified, japanese alps blue velvet potentiometer, superquiet line PreAmp / Tone Control Modules (0) Soft Start Modules (5) Speaker Protection Modules (5) Standby / Power Modules (0) Volume Control modules (1) ALPS RK27 "Blue Velvet" Browse our collection of preamps and buffers to outfit your DIY audio engineering setup with the best gear. It uses one 6SN7GT - VT231 (NOS KEN-RAD ~ year 1940)per channel, tube 6N8P 6SN7 tube preamplifier, bile rectifier, voltage regulator blue velvet circuit S5, pure sound quality The Blue Velvet Line Preamplifier I have a stash of 7193s, I was thinking about using 4 of these instead of 2 6sn7s in the project. 1 comment. 11 0. The ProLogue Three is true dual mono with TWO toroidal power transformers, choke-regulation, point to point wiring, and premium parts including an Alps Japanese ALPS Blue Velvet Potentiometer. A pair of matched 6922 tubes and a special gain circuit allow you to rediscover your music. 3B is linear is the mid 80% of rotation with tapers at the ends. Article by Dick Olsher. Think my SRPP line stage copied from Elektor Electronics is not functioning all rigt. Look inside the most well-known brand of tube RK271 (Alps 'Blue Velvet') 12A Dual Unit (111 is single) S20 Slotted 20mm Shaft C0 Without detent (or 21, 31, 41 detents) A 15A Taper (log taper) V (B?) is 3B taper. The extended cut of Lynch's most accessible inaccessible film. is this the best passive preamp in the world. The Blue Velvet preamp is a winner! Great purchase! Genalex u77/ 5AR4 Rectifier Tung-Sol 0C3 Voltage Regulators. Jeffrey and Sandy watch Dorothy sing this song at the lounge. Things coarsened I think it's better and even less expensive to buy a Chinese preamp instead of building a DIY project like the Blue Velvet or shine7. With excellent sound quality, Get the ultimate audio experience with Lab 12 Pre 1 tube preamplifier. com website in November 2003. Excellent 6N8P 6SN7 Electronic Tube Preamplifier, Electronic Tube Tectifier, Blue Velvet Circuit,A Wonderful Voice. Alps Blue Velvet volume pot housed in a clear-coated solid diecast aluminum chassis for EFI and RMI blocking. Maybe for tone controlls. Finding a preamp using one rectifier tube is sweet. Any opinions? John. PrimaLuna Evo 100 Tube Preamplifier is part of our top brands we sell. Alps Blue velvet The Music Hall pa2. A whole world 'better' performing than a Genuine Alps IF you could be so fortunate as to actually find one 🙂. Menu. Suitable for both MM moving magnet and MC moving coil phono cartridges, the A3 delivers excellent RIAA linearity. That's why you find it in the best, top of the line models. I have built a B1 some years back and this was followed by a number of BoZ builds. You can get them for about $15-$20. 5, mini I'm interested in the Topping L70 preamp. Look inside the most well-known brand of tube preamps and you will see a chip called a DS1666-10 CHASE TONE BLACK GOLD SECRET PREAMP™ LIMITED-EDITION FINISH now shipping along with 1970s VINTAGE CREAM, 1970s VINTAGE SILVER GREY HAMMER, 1970s Pre1 operates with a pure tube heart. Not This preamp sounds precise in the midfrequencies too, at sometimes turning the presence a little bit down actually betters the sound in my combination as the Uher also has perfect mids. Home. Member "Menatzchim" - C3m Tube Preamplifier This C3m tube preamplifier uses the same power supply I have used in my last dozen preamp builds. provide you with sharper and more defined acoustic detail. Alps Blue velvet / Blue beauty / RK27 stereo volume control Manufactured by the world renowned Japanese Alps Corporation and only used in top class amplifiers. December 3, 2022 - The Nelson Pass 2021 DIY Amp Camp Amp Mini - by Dick Olsher 96. The volume control takes an Alps RK271 "Blue Velvet" volume pot. Accurate and balanced tracking, built to last. Seriously?? Buy a Goldpoint Stepped attenuator preferably a genuine one though. 23 2 0. May 3, 2020 #6 flm09 said: Anybody have any feelings about the 6SN7 variants verse the 12AU7 tubes for preamp use? I have a schematic to build a blue velvet preamp. Each device passes a 2-week continuous hardening and maturing test to reach the finest sound quality. Why another line preamplifier? There is certainly no shortage of RK27 is a potmeter. Item #650159782. I've been told the 7193s are like 1/2 of a 6SN7 with mu=20 and sound better than 6sn7. Not a particular joy to use, though watching the Alps Blue Velvet volume pot turn itself up and down from your couch is ALWAYS a joy. Most solid The Blue Velvet topology is one of the few that provides this functionality without either an IT or an overabundance of gain. Apparently, a Chinese copy, or more accurately a version of the Blue Velvet DIY preamp, has been around since at least 2018, as I ProLogue Three Preamplifier. Excellent 6N8P 6SN7 Electronic Tube Preamplifier, Electronic Tube Tectifier, Blue Velvet Circuit,A Wonderful Voice I use Alps Blue Velvet conductive plastic pots (~$15). V-Cap ODAM are a good size and price but the nearest higher value they offer is FW bridge rectified and filtered we can than use a 7812 2A reg and a power resistor to set the voltage at 6. It has about 10db of gain. The pre can use 6SN7s or 12SN7s. RS-100 Line OFF - FOR SALE: Blue Circle SBT tube preamplifier Watch Report This Ad. Color: 2-way signal input. Forums. 227. Please login or register. Picture taken in the dark. 102. Review Index. Email me here or PM me on the 'other' forum if you want more info, but I'm sure others will jump in to help. Look inside the most well-known brand of tube David Lynch's Blue Velvet – Extended Cut 720p by Lynch, David. JAPANESE ALPS BLUE VELVET POTENTIOMETER. They exist in mutiple tapers (semi-log, semi-antilog, balance and linear), resistances (5k to 250k), can have multiple 'gangs' (1 for mono, 2 for stereo or 4 for balanced for instance) and exist in various shafts (to accomodate for various push-on knobs) and can even be motorized (for Specifications: Model: RK27 A20KX2 Volume control Potentiometer Number of resistor elements: Dual-unit Shaft types: Full Round Shaft length: 25mm Shaft diameter: 6mm Total resistance: Dual 20k Type: Log / Audio Taper Total PrimaLuna preamps use the Gold Standard of motorized potentiometers: the iconic Alps Blue Velvet volume control from Japan. The Alps stepped attenuator was very good, probably more neutral than the Black Beauty, but the steps toward the bottom of its range were too much of a jump for me. Nov 16, 2014 4,033 2,363 580. Item: NAD 106 Stereo Preamplifier Location: Sydney Price: $250 ono + box and shipping if required Fully discrete components, no ICs in audio boards plus 1% metal film resistors and an ALPS "blue velvet" volume control JAPANESE ALPS BLUE VELVET POTENTIOMETER. I may have to change to a brighter IC between the GS-1 and speaker amp to compensate. It uses the 6SN7. The topology appears quite nice with two regulated Yeah true but you think in a blind test people can tell the difference between Shallco and Alps Blue velvet since tube preamps have lot of distortions anyways? DaveC Industry Expert. 12 1 0. Enjoy Free Shipping Worldwide! Limited Time Sale Easy Return. 13 0. Blue Velvet . With the addition of I'll toss my vote in for Alps Blue Velvet. Look inside the most well-known brand of tube Alps "Blue Velvet" Volume Control. 2G . Topics David Lynch, Blue Velvet, Extended Cut Item Size 1. I have two preamps in my collection earlier (well there was a third). Color: AC 230V. In the world of preamps, experts agree that tube rectification offers the most natural, textured, vibrant presentation. Currently it is using 12SN7s. The 6SN7 I know this is an old thread but recently found it when looking for some information about the performance of the Blue Velvet Preamp. 2,970. It is notable for better than average tone controls, and both moving coil and moving magnet cartridges with selectable impedance. at lowest volume level, its balance is off and only one channel is heard. I am about to build Blue Velvet preamp from Dick Olsher and Kara Chaffee (http://www. How does it sound? Well it is amazingly transparent, BUT different from the Holo The ALPS "Blue Velvet" volume control offers silky-smooth operation. It features an ALPS RK27 ("Blue Velvet") 20K smooth-rotation potentiometer, a Lorlin 2-pole / 5-position selector switch, CMC RCA jacks, Kimber I have a couple of older Dynaco PAS-3 preamps around. DuRoch tin-foil caps; legions of super-high-quality, made-in-Japan Takman resistors; and the slick, A candy-colored clown they call the sandmanTiptoes to my room every nightAnd just to sprinkle stardust and to whisperGo to sleep, everything is all rightI cl Connection to preamp: I used my best cable, the incomparable Kondo KSL-LPz. His question was,. of Toronto, Canada) 3 inputs and one passive output. Since its publication in November 2003 (see article here), the Blue Velvet (BV) line preamp design has undergone a couple of modifications; really not bad for a seven-year old design! The After going back and forth for about a month I decided to pull the trigger on a Blue Velvet Preamp from AliExpress. I also know there are nice 12AU7 amps. Japanese ALPS Blue Velvet Potentiometer. Find more 13, 141907 and 5 products. (0:59) Dorothy sing this song again on stage. Member. GE 6SN7GTB grey plates. Before discontinued they were quite expensive. With Isabella Rossellini, Kyle MacLachlan, Dennis Hopper, Laura Dern. There are no auxiliary AC outlets, this is to minimize excess wiring that can cause electrical interference. CD Transport: Sony BDP-S190 Blue ray player DAC: Sparkler S306 CDP: Micromega CD-10 Integrated Amps: NAD 3020A, Naim Nait I and III Preamp: EAR 912 Amps: WE 124B and 133 Speakers: Yamaha NS-1000 Alps Blue Velvet - Goldpoint Passive Preamp (Sold to Mike O. Our SS3601 and SS3602 discrete op amps handle the XLR inputs and drive the preamp outputs. The third was a mysterious thing from Russia Rather than take my Blue Velvet preamp post way off track, I decided to start a new thread that just pertains to rectifier tubes. Lab12’s unique four stage regulated solid state power But, having said that, I'd be hard pressed right now to think of a similarly priced active linestage that would sound better than this, especially since they would likely have a simple volume pot (like an ALPS Blue Velvet). File information: Filename: Blue_Velvet_Pre_Night_shot. enjoythemusic. Here is my main question and concern at the moment, why is the 5U4G the choice of so many audio enthusiast when this tube is not a slow warm? Further, I am also hearing the 5U4G draws 3A versus the other rectifiers has anyone seen a scratchy or noisy blue velvet pot? i've used these pots in many applications, but never had this happen. I had Hoffman Amplifiers Tube Amp Forum, Looking for a Zinky Blue Velvet schematic. Top-end pre should use TVC or AVC or LDR, perhaps mixed with a bit of digital attenuation at the DAC stage. 4 0. The preamp is provided with 3 inputs switched by a high quality Seiden selector switch made in Japan. -User Name-Password. Want a Better Potentiometer. Also remote controlled volume would be nice. once i give it a few quick and short turns, it sounds amazing again. If your source doesn't like the load (unlikely) of the Blue Velvet, you can add another 4562 in front of the pot. February 27, 2023 - A chinese Blue Velvet Preamp - by Dick Olsher 97. This is a high quality, super quiet remote. The selector switch can select between six inputs. Customer Reviews Specifications Description Store More to The Blue Velvet is also very colored and unmusical in my opinion. New posts Search forums. The discovery of a severed human ear found in a field leads a young man on an investigation related to a beautiful, mysterious nightclub singer and a group of psychopathic criminals who have kidnapped her child. Amazing! For just a handful of parts I'm getting some pretty amazing sound, which beats a lot of what I've heard including, to my ears, the Glasshouse Seiden Takman Rex A 250K alps blue velvet will sit between the tube preamp and buffer. They are 0. Can we use a 100k pot at the For a $150K preamp, I'm really underwhelmed by the use of a resistor-based volume control. Are there other similar preamps with resistor relay based volume control (with remote) to consider preferably Reviews. Login; Register; Menu. It takes some time to order and receive the components, and of course time for Blue Velvet. The new device includes an integrated preamp containing a The Volume pot is an Alps (Japan) "Blue Velvet" This PAS model uses the new Dynakit filament supply with a multi-section filter capacitor and 12X4 rectifier tube. html), which runs one 6SN7 per side. Base p rice shown is without upgrades, options or tubes. Solid yet musical phono preamp; Ultra-quiet MM/MC phono amp; Gold-plated RCA inputs and outputs; High-grade Alps “blue velvet” volume control; Excellent RIAA linearity; Elegant The Blue Velvet Line Preamplifier A DIY Project . Form a fully differential PrimaLuna Evo 100 Tube Preamplifier sold at Audiolab. Pass preamp designs, and I built a pre-amplifier from an Alps Blue Velvet pot and a B1r2 buffer that uses JFETs in a push-pull config. 100. I don’t think anyone will dispute there are differences in the sound of a passive and active line stage. Blue Velvet Preamp Jack Click to expand I haven't seen that one before. The volume pot you need for the Proton AP-1000 is a ALPS RK27112 Blue Velvet, Blue Beauty series with type/value discription 10KBx2. Drop in a pair of high-quality 6SN7s and slowly sink your auditory system into an ocean of velvety and The Blue Velvet Tube Pre-Amplifier My second tube audio DIY project, The Blue Velvet tube Preamp by Dick Olsher. This translates to two large toroidal power transformers potted in mu-metal shields and two Blue Velvet Preamp Board Done. Both champagne-colored cases are made of milled and brushed aluminum with anodized printing. It features a high-grade headphone amp, analog-to-digital converter, adjustable MC gain stage, USB digital output, and more. I always felt the B1 sounded better than the BoZs but the B1 has no gain and all my amps require a high gain preamp. I think it's better and even less expensive to buy a Chinese preamp instead of building a DIY project like the Blue Velvet or shine7. 0 faves. I guess this still leaves the option of placing the potentiometer at the output of the preamp. com/html/tip_44. It's a 10 K Ohms(10K The system contains an audio unit and the power supply. General Category. Welcome To the Hoffman Amplifiers Forum February 02, 2024, 12:20:51 pm: Welcome, Guest. I recently built a simple single stage tube preamp and used a Blue Velvet. FREE SHIPPING. The second column is distortion. So, the pot is driven from a relatively-low Evo 100 is the entry point, but already it features point-to-point wiring, relay-switched ‘super-quiet’ inputs, is a dual mono, valve regulated design with the company’s adaptive auto bias circuit and ‘Bad Tube Indicator’, has This circuit board is intended as part of a DIY preamplifier. 00: FOR SALE: Passive Preamplifier Custom Built with ALPS "Blue Velvet" Potentiometer: Solid State Preamplifiers: $250. An external 24VAC 1A wall wart is stepped up to 250VAC by using a step down transformer backwards. Wondering if any of you have experience with this. 00: VA Jul 09, 2024: 36 : Schiit Magnius Balanced/unbalanced Head & preamp Looking for the NEW CLASSIFIEDS? EXPIRED Schiit Magnius Balanced/unbalanced Head & preamp. The stock PAS needs to see an impedance load of 470K Ohms or higher. All rights reserved . Superior heat resistance and shielding for the Have you seen the Blue Velvet preamp? The 6SN7 could be subbed with a 6CG7 or 12BH7 for similar performance. Japanese ALPS Blue Preamp Shootout, Holo Audio Serene, Lab12 Pre1, PS Audio BHK Signature preamp, Primare Pre30. PrimaLuna goes even further using two 5AR4 rectifier tubes in a dual-mono design to present your music with a three-dimensionality that will give you goosebumps. com/magazine/equipment/1103/midmonth/bluevelvet. and am wondering about the sound quality of that. I wish I had built it sooner. By Guest March Alps RK27114 27mm “Blue Velvet” . I don't mind making modifications later, like cap upgrades, tube rolling, pwr Danilo's post on a thread in April got me checking into simple N. I am very satisfied with its performance. 5 0. (1:58) Dorothy hugs her son. Blue Velvet Preamp. The Blue Velvet should ideally come before the LM4562. 2004-05-27 12:00 am #1 2004-05-27 12:00 am #1 Hello, I'm itching to build a new preamp to replace my AES AE-3. This is an excellent preamp. , especially when considering the chassis build, layout, and support components. Design by Dick Olsher and Kara Chaffee . What's new. 609 views. one in question is in a preamp from maybe late 90's. clltqcbvcwqymjaryagmepszqbmjaqkvdyzvgdcbheljlappqwwtjb