The bias trims would need to be replaced with 250K to bias a 12AX7. New Sensor will sell direct to you as well. The Vox Valvetronix VT15 is a 15W combo amp that gives you 22 amp models ranging from the latest high-gain types to hard-to-find boutique and vintage amps. Vox vt15 Fault. Replace the tube and then reverse the instructions above to reassemble the amp. I ran my AC15C1 on the stock tubes for a year, and it sounded pretty good just with those. Ispoke to several sources at Vox regarding this subject, but no one seemed to know what was planned. . By sempri_fi October 8, 2006 in DIY (Do It Yourself) Start new topic; Recommended Posts. Amodified version of the VRpower amp circuit was used in both the VTand the AD Chrome amps. VOX Vent Grill, AC30HW2, cream-coloured plastic. The words Fender, Telecaster, Stratocaster and the associated headstock designs are registered trademarks of the Fender Musical Instruments Corporation. $212.50. There are no consumer serviceable parts in the preamp circuitry. oh yea that eclipse valve does have a 12au7.hmm thats going to be my afternoon projectill post my results. I can have all of the settings dimed on the left side of the amp model selector knob (tweed, etc.) The Roland/Boss 5150 doesn't sound all that much like a 5150, and the Line6 is not much better. Vox Valvetronix VT15 | Sweetwater TDPRI, short for Telecaster Discussion Page Reissue, is the leading online community and marketplace for Telecaster guitars. Weve been supplying tubes for Vox amps for over 20 years. Like most retailers, we use advanced software to protect your security and personal Small guitar amplifier with a bunch of features. Used $1,529.00. I too have had no problems with JJ EL84s and 12AX7s. Vox VT15 Valvetronix Guitar Combo Amplifier (15 Watts, 1x8 in.) Click here for an "in depth" presentation about the circuitry and features of the VT15. You are using an out of date browser. Reference ID: #0566e7bb-0251-11ee-a945-6c6370685655. Watch this gear and we'll notify you if it becomes available again. Electro-Harmonix 12AX7 / ECC83 Preamp Tubes (Three Pack), 5. Use our extensive knowledge, experience and customer feedback to select re-tube packages that will work great in your tube amp. The volume will also give out mid playing. You must log in or register to reply here. Sometimes works fine. The KING OF AMPS PRINCETON (no reverb). I got the amp about a year and a half ago brand new and loved the amp when I first got it. vox valvetronix tube replacement vox valvetronix tube replacement. Members; . NAD: Orange OR15, plus mods and tubes discussed Another 'Bad Marshall' myth debunked 4501 Hi Gain Dual Reverb, Fender Excelsior with mismatched brand preamp tubes. To reflect our commitment, we updated our terms and conditions. Re-tube your Vox AC15 Custom AC15C1 and AC15C1X Amp with our specially selected vacuum tube sets. The back plate of the speaker in the VT15 pictured above was stamped in ink with the model number "VT-15," a manufacturing date code of "S0828"and an impedance of 4 ohms. Tubes | USA Tube Audio Perhaps Vox was considering a stereo VTamp using a fully populated version of this Valve Reactor power amp board. Please check the fields highlighted in red. In 2002 literature promoting the original "blue grill" Valvetronix amps, The VT15was the entry model in the VTValvetronix Series. There's a 12AU7 in your Eclipse Valve - you could try that. Vox amps AD15VT or VT15 or VT+ opinions please The VT15 has been discontinued and replaced by the VT15+Features: 8" speaker, Valvetronix Va. The circuitry of the VT15 expanded on the facilties of the AD15VT by increasing the number of amp models to 22 . How to Choose the Best Tubes for the VOX AC15? Use the button below to let us know you are a real customer, and we'll send you on your way Enjoy! they basicly said any 12a_7 or ecc8_ will work and wont harm the amplifyer and feel free to experement, so . *Excludes Brand New, B Stock, Fair, Poor, and Non-functioning. View similar gear from other sellers on Reverb. It would be a little dark-sounding since I designed it for a lower-gain tube. Learn More, The Vox Valvetronix VT15 guitar combo modeling amp expanded upon its predecessor (the AD15VT), by offering 22 amp models, 12 effects models and onboard storage for up to 66 user-configurable presets. Vacuum Tubes For Guitar Amps and Hifi Audio | Dougstubes.com - Doug's Tubes Vox AC15 Custom Classic Amp - Tube Replacement Sets - thetubestore 1.34 *. The VT15 amp also includes 66 preset programs . New VOX VT15 modeller- first impressions Sovtek 5AR4 is a suitable replacement for any 5AR4 / GZ34 tube. I am a confirmed tubestore customer from here on! 8 x. I bet it has a 12AX7/ECC83. Both are compressed all to hell.Vox got this one right, and I like it much better than the Soldano model it replaced. The VT15 has, in my opinion, very low headphone output as a matter of fact. Big sound. Vox Valvetronix VT15 | Reverb They sound good. yea ive emailed vox quite a few times and all theve told me is that, 2) this is out nifty representation on how our tube is implimented. I know this is late to the party, but many who own ToneLabs have found NOS 12AX7 and 12AU7 to be the ticket to ride. Now even beginners can start enjoying serious guitar sound right away.The VOX Valve Reactor circuit is the key factor that separates the Valvetronix amplifiers from other modeling amps. North Coast Music secured the original 1960's era plastic injection molding tooling used to produce various original Vox parts, including the one pin and two pin plastic corners and the US version of the Vox amp handle. Michael L. 17 years ago I've been looking for a replacement speaker for my Vox Valvetronix AD15VT amp. 2nd one, had a horrible hiss i couldn't get rid of. im going to have to buy a couple nos 12au7 tubes now because the 12ax7 thats in there just doesnt sound as good to my ears. Re-tube your Vox AC15 Custom Classic Amp with our specially selected vacuum tube sets. Sports Fans - Howe Often Do You Watch Games Without Your Team Playing? Replacement Vox Logos for the VT15 - Chrome or Gold, Replacement Valvetronix Logos for the VT15 - Chrome or Gold. Proceed at your own risk. VT15. now it only has one tube so its not going to cost alot. If you sent that money order for the Slow Century kit, I'll include a nice 12AU7 with the shipment for free. Now, this is my first tube amp (I know, it's not truly a tube amp), so I may just not know what I'm doing. I'd suggest a JJ 12AX7, although there's no harm in trying a 12AU7/12AT7/7025 either. Hey! You are using an out of date browser. By clicking Subscribe, I agree to receive exclusive offers & promotions, news & reviews, and personalized tips for buying and selling on Reverb. The Mullards now because I ran into some NOS 12AX7's for a good price. The Vox Valvetronix VT15 is a 15W combo amp that gives you 22 amp models ranging from the latest high-gain types to hard-to-find boutique and vintage amps. The VOX Showroom - The Vox VT15 Combo Amplifier Re-tube your Vox AC15 Custom Classic Amp with our specially selected vacuum tube sets. I'd say you can easily hear anything going on around you (conversation, T.V., etc.) Jerry Odemer. and i want to do this myself.. Preamp tubes will last many years. EUR The Vox VT15 also boasts a full complement Show More Specs The words Fender, Telecaster, Stratocaster and the associated headstock designs are registered trademarks of the Fender Musical Instruments Corporation. Even though there is only 1 tube, it does affect the overall sound and feel of this amp. . Y ou will find hundreds of spare parts for Vox amps and organs that are available nowhere else. The VT15 has been discontinued and replaced by the VT15+. The upper circuit board mounted under the control panel and contained all of the REMS(Resonant Structure and Electronic Circuit Modeling System) preamp circuitry. I doubt if a NOS British, US or Eastern tube will affect the tone very much - the valves aren't being used in a conventional way. Tube set for Vox Ac15c1 Classic Sound, 2. By continuing to use Reverb, you agree to these updates, and to our cookie policy. Re-tube your Vox NT15H - Night Train Amp with our specially selected vacuum tube sets. Sometimes goes straight to fault. The Vox VT15 also boasts a full complement of effects, allowing it to cover the needs of a wide variety of styles and performance techniques. $280.00. The VT15 introduced a number of feature and control enhancements over the AD15VT it replaced. Your email address will not be published. 12 x. The original VR circuit designed for the Valvetronix "blue grill" amplifiers coupled a 12AX7 with a small audio output transformer to make a one watt power tube amplifier circuit. I got the amp about a year and a half ago brand new and loved the amp when I first got it. VOX Input PCB JACK BOARD VT100 - Tube Amp Doctor VOX Amp Parts I'm looking to do a total tube replacement for my Vox AC15C1 amp. Re-tube your Vox NT15H - Night Train Amp with our specially selected vacuum tube sets. Comes with everything you need to retube your AC15, Rugged enough to handle the AC15s heavy vibrations, Suited for a wide range of playing styles, Spiralized filaments cut down on the hum associated with most AC-powered amps, Overdrive creates lots of fizzy distortion, Can handle a great deal of heat and vibration, Some reported inconsistencies between tubes, Limited headroom for warm, vintage distortion. I'm referring exclusively to power amp valves in classic Vox amp's, though the principle applies to all.. JJ's in the power section, Tung Sol in the preamp. Why, because New Sensor owns 99% of all the vacuum tube brands in the world, they make them and they will always sell you New & Tested tubes. Jun 21, 2012. I've been to Europe and tried plugging my amp into their power outlet which is 220V and it burned (stupid me). Now even beginners can start enjoying serious guitar sound right away. JavaScript is disabled. and as for changeing the tube in the valvetronix, well i just did a test with the 12au7, the same tube as the eclipse valve, and i have to say there isnt much gain lost in terms of volume but there was a little distortion lost. Learn More, We understand the importance of online privacy and are committed to complying with the EU General Data Protection Regulation. Beware of expensive imitations. Our Vox tube replacement kits are designed for your amplifier and come in different option levels ranging from Value to Premium to Ultimate. Please check the fields highlighted in red. . Remove the eight chassis screws and slide the chassis out of the enclosure. I put JJs in my Blues Junior. For a better experience, please enable JavaScript in your browser before proceeding. The 12AX7 tube for the Valve Reactor power amp was located near the edge of the circuit board away from the control panel and held in place with a spring loaded clip. Germany, No pattern to it as f. Our Vox tube replacement kits are designed for your amplifier and come in different option levels ranging from Value to Premium to Ultimate. North Coast Music offers these repair parts and accessories for the VT15. The volume will also give out mid playing. JavaScript is disabled. 1. A behemoth Marshall stack at your back serves as a warning to audiences: faces are about to melt. A smaller, hand-wired tube amp from the likes of Vox or Fender is the mark of a tone aficionado with . I bought the amp from Sweetwater and contacted them regarding this a few months ago since it's still under warranty. would it just be quieter, or would it overdrive sooner? The entire early part. Vox AC15 Custom (AC15C1 and AC15C1X) Amp - Tube Replacement Sets Changing the 12AX7 Tube in the VT15 Vox AC30: Tube Roll. Sports Fans - Howe Often Do You Watch Games Without Your Team Playing? VOX Valvetronix VT15 1x8 Combo Amplifier, 15 Watts | zZounds It replicates aspects that have an important influence on the sound of a tube amp, such as A/AB operation and the interaction of the power stage with the speaker. The Vox VT15 also boasts a full complement of effects, allowing it to cover the needs of a wide variety of styles and performance techniques. $141.67. VOX Valvetronix VT15 15W 1x8 Guitar Combo Amp V9159 Cambridge 15 V9320 Cambridge Reverb 30 Twin Valvtronix Night Train 15 (2 12AX7 Version) Night Train 15 (3 12AX7 Version) Tubes for the Vox AC15 The Vox AC15 amplifier requires the following components: 3 12AX7 Type: Please make a selection above. Remove the eight chassis screws and slide the chassis out of the enclosure. But, it's my thought that putting a tube type other than what Vox designed for it (12AX7) may not give you good results. vox valvetronix tube replacement - DIY (Do It Yourself) - Harmony Central vox ad15vt! thoughts..and does that tube do anything? Carefully lift the tube retention spring around the top of the tube and swing it clear, being careful to not shatter the tube. If you need to replace it, though, pull it out and look at the numbers on it. Effects Classifieds Effects & Stompboxes. Total price for all components: The lower circuit board was mounted to the floor of the chassis and contained the power supply and Valve Reactor power amp circuitry. Priced to sell: The KING OF AMPS PRINCETON (no reverb). Amp Speakers Amp Tubes Misc Amp Parts. A recent customer comment: There customer service is very professional, and a pleasure to work with. Currency: In 2002 literature promoting the original "blue grill" Valvetronix amps, Vox explained that the interaction between the 12AX7 power tube and the tiny audio output transformer helped to simulate the tone of a tube power amp. 1. By continuing to use Reverb, you agree to these updates, and to our cookie policy. basicly, it is in both the preamp and the power amp, it is a dual triode, half being used for the preamp and half being used as a power amp. Running Mullards in the preamp section and JJ's in the power section. The Vox VT15 also boasts a full complement of effects, allowing it to cover the needs of a wide variety of styles and performance techniques. now the 3rd. Carefully lift the tube retention spring around the top of the tube and swing it clear, being careful to not shatter the tube. The 15 watt RMSsolid state portion of the Valve Reactor circuit was housed on a single, integrated chip that was mounted to a flat aluminum heat sink. Vox Amp Schematics to assist you with your amplifier repairs and modifications. It's impossible to know if yours has an issue without hearing it, but for reference. Do Not Tube Roll, your Fine tube gear - it is not a toy! Free Shipping on orders $105 and over. Remove the wires from the speaker. Our Vox tube replacement kits are designed for your amplifier and come in different option levels ranging from Value to Premium to Ultimate. Vox: Valvetronix VT15 | Reviews @ Ultimate-Guitar.com 12AX7 Tube Reviews; 6L6 / 5881 Tube Reviews; EL34 Tube Reviews; EL84 Tube Reviews; 6V6 Tube Reviews; KT66 Tube Reviews; Join Us. Power Tubes . Replacement tubes for VOX. Published Materials Music/Lessons/Books & Videos. By This revised power amplifier circuit contributed in part to the cost savings that allowed Vox to introduce the "VT" amps at such an affordable price. If so, you may have simply have had a dirty tube socket. i have the same amp and am wondering the same thing. January 12, 2014 1998 - 2023 thetubestore Inc. All rights reserved, Vox AC30H2 AC30H2L, and AC30HH Heritage Amp. The VT15 amp also includes 66 preset programs . As mentioned above theres gonna be many different answers. Replacement Speaker for Vox AD15VT Tweet 9.1 Superb UG score 4 user reviews of Valvetronix VT15 by Vox 1 As mentioned. I'm not sure you would like the sound with a 12AX7 in there, anyway. Vox VT15 15-watt Modeling Guitar Amplifier Features: VOX Valve Reactor circuit uses a 12AX7 to produce real tube power amp sound. The predecessor of VOX AC/AD15VT.Thank you for your support guys.See the part.2 here : https://youtu.be/SZv. hey guys i got a vox valvetronix 50w combo like 4 months ago and have used the hell out of it, high volumes for long periods of time and lots of on off stuff, so i am wondering when is it time to replace the tube thats in there. The upper circuit was held in place by the control nuts. full image Vox Valve Reactor circuit that uses a 12AX7 to produce real tube power amp sound. Based on your location, we've changed your settings: Shipping Region: perhaps email vox? The power amp circuit in the chrome grill AD and VTamps retained the 12AX7tube but eliminated the output transformer, replacing it with a decoupling capacitor. Problem with Vox Valvetronix AD15VT - Ultimate Guitar 1995-2022 Harmony Central, Inc. All rights reserved. 1. The output from the tube and transformer drove a tonally transparent solid state power amp to boost the RMSoutput to performance levels. I have to ask if the problems with static noise and volume drop out went away with the replacement of one tube? I did a search and found that the Valvetronix has a 12AX7 in it. The close up picture of the power amp board (lower right)reveals some unrealized plans for the VT power amplifier circuit. I guess you know this already, but for those who don't, here are some URL's: http://www.sweetwater.com/store/detail/AD15VT/ http://www.voxamps.co.uk/products/valvetronix/ad15vtad30vt.htm 17" x 15.6" x 8.8". Replace the tube and then reverse the instructions above to reassemble the amp. Welcome, Maggie May. We've been supplying tubes for Vox amps for over 20 years. Sounds great now. Tube set for Vox Ac15c1 - Classic Sound Read Verified Customer Reviews This five-piece tube set includes everything you need to retube your VOX AC15. The Vox Valvetronix VT15 guitar combo modeling amp expanded upon its predecessor (the AD15VT), by offering 22 amp models, 12 effects models and onboard storage for up to 66 user-configurable presets. The circuit board appears to be designed to incorporate a second tube socket and supporting circuitry. TDPRI, short for Telecaster Discussion Page Reissue, is the leading online community and marketplace for Telecaster guitars. Your purchases also help protect forests, including trees traditionally used to make instruments. EUR Location. Can't go wrong. Thepower level control that allows you to adjust the output wattage of the power amp common to the VT30, VT50, and VT100 is not included in the VT15 . Use our extensive knowledge, experience and customer feedback to select re-tube packages that will work great in your tube amp. Sometimes produces this fault then 30secs later works fine. It included an 8"speaker of Oriental origin. Your purchases help youth music programs get the gear they need to make music. The Vox VT15 also boasts a full complement of effects, allowing it to cover the needs of a wide variety of styles and performance techniques. Powered by Invision Community. Good condition items function properly but may exhibit some wear and tear. Your purchases also help protect forests, including trees traditionally used to make instruments. I'm looking to do a total tube replacement for my Vox AC15C1 amp. If you don't mind spending more, I find the Groove Tubes are pretty rugged. How's Our Service? eVillage Music Store| NYC's Premiere Amplifier Tube & Valve Shop It may not display this or other websites correctly. Little amp. They sent me one pre amp tube to replace. NAD - Vox VT15 - With a problem - HELP!!! - Harmony Central The VOX Showroom - Vox VT15 - A Look Under the Hood Vox input pcb VT15/VT30/VT50. The Vox Valvetronix VT15 is a 15W combo amp that gives you 22 amp models ranging from the latest high-gain types to hard-to-find boutique and vintage amps. Customers also viewed. on your browser. or even blocked browser cookies. North Coast also offers a number of cosmetic replacement parts for the VT15, see below. Good customers like you can be blocked sometimes because of something suspicious interfering Vox NT15H - Night Train Amp - Tube Replacement Sets - thetubestore Menu Login | Register Cart (0) Preamp Tubes. I've had good luck with Tung Sol, Electro Harmonix, Sovtek and Mullard new production. As noted, don't get too worked up abut fancy modern brands, but by the same token, pairs of new EL84s aren't very expensive, so maybe you can try a few out. I like Sovtek 12Ax7s, quiet and reliable. Newsletter Sign up now! I am a confirmed tubestore customer from here on! Guitar Amps | zZounds Vox VT30 vacuum tube replacement.wmv - YouTube 2 EL84 Type: Please make a selection above.
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