Sprague vitamin q paper in oil the classic oil cap from the 1950s, loaded with yummy pcbs. Vit qs dont sound like good polypropylene caps, teflon caps. These capacitors are built like a tank and sport a special vitamin q mineral oil to soak the dielectric. In ratio price quality, veterans such as sprague vitamin q, or orange drop are far behind. Aside from the obvious of the la206 being a dual 6. In the right enclosures these driver sound maginficent. Borbely riaa preamp with tubes a project remembered and.
The vintage paperinoil capacitors sound dandy, the overall sound is just super make that deluxe. Tone tubby alnico hempcone speaker or field coil speaker 100,120,220,240vac 5060hz. I completely agree with bigun about the sound of paperinoil capacitors. So i took them off the midbass driver and put a sonicap ii back in as a. In the sprague 1972 catalog black beauty section the 1600v 0. This approach to riaa equalization results in a highquality phono preamp featuring the hightransconductance 5842 tubes.
After a few weeks of burn in, the sound is more involving than anything i have ever owned. For this repost, we decided to merge the two articles in. Sprague film capacitor datasheets 1972,vitaminq, black. For this repost, we decided to merge the two articles in one single page. Hey guys, does anyone really hear much difference with these caps. There are several series of sprague vitamin q capacitors. Sprague black beauty became orange drop dual dielectric polyester and paper caps. If you are looking through these catalogs, there is a very good chance you know of sprague. Xfrmrless tube driver reverb low impedance fx loop preampline out poweramp in sprague vitamin q paperoil tone capacitors carbon composition resistors sprague atom tva filters point to point terminal cloth wiring nos tube sockets aluminum chassis 12 ga. Goodsoundclub romy the cats audio site vitamin q and a. Siegmund sound king 300b tube guitar amplifier handmade. Not only do they sound good, they look killer and they are easy to solder and re solder. Commonly found on ebay, prices vary by value, rating, and scarcity. As a coupling capacitor it also remarkably improved the sound of my old we310a driven da30 nonfeedback set, with its sound gaining in musicality and with a fascinating and beautiful midlow range.
Vintage 80s yamaha ns500m speaker crossover pair vitamin q. Sprague has more famous vintage capacitors than any other company. Sprague vitamin q capacitors are a beautiful example of how things used to be. Its not in a radio or any piece of audio equipment. Recommended parts substitutions construction hints.
Additionally, there were sprague vitamin q type paper in oil capacitors placed in the tweeter circuit as well. Now, the 500k super pots in the volume will brighten the tone a little. Thanks god that no one from sprague pay paid to marketmakers to drool about the vitamins s sound and therefore the wide majority of morons do not know about the vitamins q s sound. Sprague vitamin q mundorf, and some others can usually be found in highend hifi equipment like audio power supplies, decoupling stages, and speaker crossover filters, as well as highquality guitar amps. Debunking the debunked a lesson on sprague capacitor.
Absolute top sound quality replacement parts used to upgrade vintage sprague vitamin q paper in oil bypass caps with vintage russian k40y9 paper in oil caps dated 1980s and of the rare coated. We want to resell this, but do not know what it is for or any of the specs. Qsound labs offers a suite of cuttingedge, fieldproven audio technologies that can propel your products to new vistas. Rs pots super for volume and audio taper for tone along with the vitamin q s. So, if you ask me about k40y9 as vitamin q i choose socialistic k40 instead of capitalistic vitamin. Sprague vitamin q s are some of the most sought after new old stock capacitors. Esl can result in resonances and is also critical in high frequency operation for applications like decoupling digital logic. As for my input coupling caps i am using 2 sprague vitamin qs 0. There are many values used in the wide range of guitars on the market, but the tests here focus on these two values. These caps are the masterpiece of sprague and in the lineage from the bumblebee. Get the best deal for sprague capacitor from the largest online selection at. Except transformers, all parts are new or new old stock one.
Polk audio stereo dimension array compact reference series sdacrshere is a real nice pair of awesome sounding speakers. The first version of this incredible receiver was the r390 featuring 33 tubes includes the 3tf7 ballast tube, double or triple conversion, two rf stages, six if stages, modular construction, three audio filter settings, six selectivity bandwidths and. The sound is nice and articulate, smooth and creamy. I prefer my 5693 rca red series tubes by far so they went back in the box. Large lot of various small capacitors sprague astron gudeman random sampling of part numbers br502 50mfd 25vdc sprague 730p 2.
In stock configuration, the yaqin compares favorably to my h. Nov 05, 2016 for instance, the 6sj7 driver tubes pictured lived in this amp for a day. Direct drop in for ns500m and ns200m, same exact stock crossover. It started out quite nice and went immediately to fantastic.
However, he thought hammond tone nuts like me would hear a warmer tone on the higher notes if nos sprague vitamin q s were used. If i turn down tone all the way it does seem to let through lots of mids vs on 23 etc. This unit is in very good working condition and exterior seems average to very good considering its age. The same audio taper, the same torque and us fine spline split shaft for a direct dropin replacement. The vitamin shoppe 6630 e sprague ave spokane valley wa 99212. You probably would too if your hf drivers were depending on the day either altec 802d 1 throat or jbl 2441 2 throat compression drivers on 500 hz horns. To be fair, there were probably many caps which did not sound as good in the.
Sprague vitamin q pio capacitor sprague vitamin q capacitors are a beautiful example of how things used to be manufactured right. I tried hovlands, vitaminn qs, mallory and ended up back with cheap orange drops because i cant hear a difference on 10 where i tend to keep the tone knob and little difference rolling off the tone. I have tried to find anything like it, to compare it to but have found nothing. The russian pio are also good but after trying vitamin qs iam hooked. I was able to get erie 6uf, sprague vitamin q 12uf, and aerovox 25uf caps all nos except the aerovox were barely used. Xfrmrless tube driver reverb low impedance fx loop preampline out poweramp in sprague vitamin q paperoil tone capacitors carbon composition resistors sprague atom tva filters point to point terminal cloth wiring nos tube sockets powder coated aluminum chassis 12 ga. For the tube compliment, the rectifiers and 12ax7 driver tubes, were tested and. Or you can replace your speakers with units that come with super tweeters. Pio caps in general have a rounder warmer and much more musical sound compaired to orange drop or others. He suggested, if i were determined to make a test, just trying the vitamin q caps on the upper tones if i thought new mylar caps sounded a little harsh. For instance, the 6sj7 driver tubes pictured lived in this amp for a day. Save yourself some cash, and just use a normal metalized film cap.
The vitamin q labeled caps in particular are absurdly expensive. Siegmund sound king combo 300b tube guitar amplifier handmade. Oval shaped design and very compact for a 630v, making it an easy fitment inside your control cavity. As with the sprague vitamin qs, they have a smooth sound that is somewhat.
Im not so sure anymore, sure i think its fair to say that the change in materials used will effect the tone. The jb capacitors jfx premium sounds quite organised when compared with other standard mkps in this price range. Absolute top sound quality replacement parts used to upgrade vintage sprague vitamin q paper in oil bypass caps with vintage russian k40y9 paper in oil caps dated 1980s and of the rare coated version. Sprague film capacitor datasheets 1972, vitamin q, black beauty,orange,drop,220p,118p,121p,155p df,156p,192p,225p,418p,416p,279p,431p,91p,96p,191p,196p,160p,185p. The fisher 30a monoblock amplifiers hudson valley hifi. Get the best deal for vishay sprague vintage capacitors from the largest online. They are not as technically good as a modern polypropylene film cap, but they absolutely do sound good. They have a smooth and somewhat soft sound which can be mitigated by pairing with a brighter or harder sounding cap farther along in the circuit. Find great deals on ebay for sprague vitamin q caps. Vintage 1970s aztec altec gauguin 3 klipsch speakers. Rf components, surplus components, capacitors tags. Hi matt have to decide push pull or single ended or parallel single ended i prefer the sound of single ended myself push pull more power.
As for my input coupling caps i am using 2 sprague vitamin q s 0. They have a sort of round and smoothed over sound to them hard to describe. Jul 24, 2017 i was able to get erie 6uf, sprague vitamin q 12uf, and aerovox 25uf caps all nos except the aerovox were barely used. Many resistors in the signal path replaced with metal film. Sprague did use pcb oil, but that came later in their history. Its a nos vintage capacitor, but it did not have too much heavy bass or old fashioned tone like the famous sprague vitamin q. Q s are some of the most sought after vintage capacitors because of the proprietary oil that sprague used. Discussion in audio hardware started by ampherbal, dec 6, 2014. By mine humble observations this is the best audio capacitors, which were produced in ussr. Note that the black beauty and later orange drop types ps, 220p, 225, 225x and a few other orange drop models sound very. I was thinking of mixing 2 vcap cutf with 2 jensen cu foil with paper shell. Then wire the cap from one of the outer ends to the output of the volume pot.
Transformless tube driver reverb series fx loop preampline out poweramp in sprague tva filters sprague vitamin q paperoil tone capacitors carbon composition resistors point to point terminal cloth wiring nos tube sockets new aluminum chassis 12 ga. Thanks again to dave at boot hill for supplying the core kit and thanks to sprague for making those wonderful vitamin q caps some 50 plus years ago. The piece i have in question is a large sprague vitamin q capacitor. Sprague see more picclick insights for huge lot of various sprague vitamin q capacitors. Vintage 80s yamaha ns500m speaker crossover pair vitamin q, k40y9 upgrades. I have a device here with a sprague vitamin q capacitor, rated. Oil filled vintage for sale rare antique furniture collectors. Let me know what you think about this mixture for my output tube section. However, sprague capacitors carry one of the highest price tags of any brand in the vintage marketplace. The company has experienced steady growth through the years, and now offers the worlds broadest line of trimmer capacitors. Esr, equivalent series resistance, the r in your equation above, is not only the result of lead resistance. Black beauties, orange drops, bumblebees, atoms, vitamin q and more.
Fwiw, my friend from ma had only the raw drivers, so we used my xos, which have sprague vitamin q caps in. What tube a 2a3 is really parallel 45s even if you look inside the 2a3 you can see it is two 45s inside except mono plate. The multisection can capacitor replaced with new dropping resistors. To me it was more like letting the pickups breath and allowing the use of their full potential.
Siegmund midnight special combo handmade guitar tube. R390urr arguably, the r390urr and its later kin, the r390aurr, are the ultimate tubetype receivers. A common value for a tone capacitor in guitars is 0. These have new power cords, new gain trimmers, and new rca input jacks.
Thanks god that no one from sprague pay paid to marketmakers to drool about the vitaminss sound and therefore the wide majority of morons do not know about the vitamins qs sound. Among the most common are 91p, 96p, 186p, 191p and 196p. You take the middle prong of tone pot and ground it. Not unpleasant, however, and very similar sounding to the jensen copperinoil caps, above. Coupling condenser is black cat which is same quality as sprague and vitamin q. Goodsoundclub romy the cats audio site vitamin q and. These articles were originally published in audioxpress, october 2003 and january 2010. With hermetically sealed glass ends, these milspec caps have not drifted at all. The upgrade with the high grade capacitors made a huge difference in all aspects of the sound. This is due to the proprietary patented oil sprague used in them, and the durable construction of the metal case with glass sealed ends. Naturopathic vitamins and mineral supplements for cancer patients. Sprague vitamin q capacitor quantity add to cart sku. Coupling caps were replaced with matched sprague vitamin q caps. I have one with the curcio cascode differential driver circuit and its pretty different from the softer sound of the original driver circuit especially with 6cg7s though i like the circuit with the slightly luster 6dj8s.
Whether its spatial and spectral enhancement of music and video playback, powerful polyphonic wavetable synthesis for outstanding ringtones or interactive threedimensional 3d sound placement for gaming and virtual reality applications, qsounds. Siegmund midnight special combo handmade guitar tube amplifier. Big, open sound but for my hi fi i found them a bit harsh. Compared to a metalized film capacitor, an oiled paper cap will be much larger, more expensive, and have a shorter life. Output transfomre are made from orient cut core, same as x series. Also, what keeps the vitamins q in shadow is the fact that they sound extremely horrible for a first 56 days. The principles learned apply to other values as well. Naturally, you can use them inside a guitar if you have enough space for such a tone cap. A larger value that rolls off high frequencies to a greater degree is 0. Sprague vitamin q paper in oil pio tone cap capacitor 0.
The truth about tone capacitors atlantic quality design. Jbl sva 2100 floorstanding full range loudspeakers full. Perfect for smoothing out the tone in any amp or guitar. Nov, 2019 this approach to riaa equalization results in a highquality phono preamp featuring the hightransconductance 5842 tubes.