Fender blues jr noise problem Sandman1972; Nov 22, 2024; Amp Tech Center; Replies 7 Views 217. exhibits an annoying 100Hz hum that can be attributed to a circuit fault as well as a grounding problem in some versions. Recently I've been starting to use my blues jr for praise at church and typically, the sound guys like to hook up amps into the snake and run them through the house speakers. I've tried turning the Blues Jr Bass all the way down and still encounter it. for $120 on Craigslist. Now when you turn it on and let it sit a few seconds and then switch from standby to on after Fender's used to use 7025 in that position for lower noise, it's the same type construction as a 12Ax7 but was something like a military spec for lower noise. is also known for having it's factory bias set really hot--that's how it get's its signature quack. After replacing the fuse and putting in a couple of random el84 is I had knocking around. Blues Jr's run the EL84's REALLY hard. also? I had that sound regardless of which guitar, settings, volume, tone, etc. If you want a bias adjustment then you need to do one of the mods available for this amp. Pachong . TODAY'S BEST DEALS. Home; Products. Effectively, the amp becomes a stage monitor. Is it the Blues Jr. Excessive vibration or noise coming from the output tubes of the Fender Blues Junior III guitar amplifier can be caused by various factors. I choose not to fix it. You can also Some noise until it warms up should be fairly normal with tube gear, but replacement under warranty might be the least hassle. and specifically the reverb tubes. A noisy Fender in need arrives at D-Lab. You start to sweat. It seems the tube sockets had broken loose from the PCB. All of these little Modifications add up to a I also have the Fender Blues Jr amp (Tweed model with Jansen speakers) and it’s definitely a wonderful amp. I've got a problem with my Fender Blues Junior tube amp and I am hoping someone can help me. Anyone have any idea as to the cause of the humming? Are the tubes bad? La última versión del popular amplificador combo de válvulas Blues Junior de Fender, el Blues Junior IV, incluye tono y funcionalidad mejorados en un paquete familiar. I was in the process of putting in a C. First, blown power tube and related screen resistor, the second is heat damage to the EL84 You could try reseating the tubes. It's power is generated by an all-tube signal path using a pair of EL84 Groove Tube output tubes and 3 - 12AX7 preamp tubes. Hello everyone, I'm having tube problems for the first time with my Blues Jr. I think the noise might be escalated by the tube driven spring reverb. We measured the amp with all tone and volume knobs at “6” I got some popping and crackling with my Fender Tweed Blues Jr. They don't even give you a socket for the chip, which means that the entire amp needs to be disassembled so you can get at the bottom of the PC board to unsolder it and replace it. Version 2 of the BJ IV uses a black circuit board. So far I've changed my Filter Capacitors, Coupling Caps, Tone Stack values, and Plate resistors with better quality components. rocknrollamps. Posts: 194 I recently was given a Blues Jr from my brother, and it's acting a bit crazy. 20" wide x 16" tall x 10" deep at the bottom and 9-1/4" deep at the top . I recently borrowed a friend's Blues Junior and it was very quiet. If you are feeling generous, then head over there and pledge your support. Thanks! You can chase these problems around forever and not resolve them,,, this is in the design. Thread starter myfriendseb; Start date Sep 25, It's one of the prices you pay for the too-hot bias on the Blues Junior--expansion and contraction causes the solder to crack and arcing to occur. seeemilyplay. Is connecting a 8 ohm head into an 4 Yeah, I agree. Just recently I replaced the tubes with some electro harmonix and I noticed that after the amp turns on it makes a crackling static noise through the speaker. Even I in all my amp wizardness can not fix an amp that ain't broke. I finally finished a series of modifications on my Blues Junior and thought the group might be interested in my impressions. I took a look at the tubes last night and noticed some brown spots on both power tubes. Anyways I got my Blues Junior about 5 days ago. I usually have really good luck having the problem return, after I give up trying to get it to fail, and give it back to the customer. 22nd September 2014 #8. The store I worked in was a Fender dealer and we I just bought a Fender Blues Jr made in USA in 2001 but after somo months I started to hear a strange noise once I turn on the amp. This is an exact drop in replacement tube board for most* Fender Blues Jr Guitar amps. This Blues Junior had been making a lot of noise lately. Figured I would update here for others I have a tweed Blues Jr. Never left the house and rarely played. Fender Flavor Ramon 10 3 4 8 11 Out 5 Minor Blues 2 Ramon 2 12 1 3 8 In 5. Buzzing & Crackling Sound. reverb and power section) but they are filtered with respect to the same ground node? Fender Blues Junior front view. Hello folks, I have a BDR amp with noise problem. It sounds great. The information I could gather online was a bit contradictory and all over the place, so some more direct information would be very much apreciated. Not sure if the Blues JR has If you want distortion, then the Blues Jr will disappoint you. I have spent so much money on equipment (Gibson Les Paul Standard, Gibson es-335, Rickenbacker 360, fender 1962 strat, Gretsch white falcon, Martn I had a guy drop off a Blues Jr. My Blues Jr was an older model. Problems with Fender Blues Deluxe Reissue. Quick and sloppy, bomb ass riffs through my new Fender Blues Junior IV. Several months ago it developed a problem. I ordered a total of (3) and returned all (3) because of the hum and hiss at idle. Anyone know what the problem may be? I don't want to get ripped off when I take it in for repairs. The Fender Blues Junior IV is reborn as a new benchmark for a portable workhorse combo with bolder, full-bodied tones and a natural-sounding reverb. 5 Blues Am Strat Nick Robb 4 5 1 6 10 In 6 Slow Down & Dirty Nick Robb 4 8 7 6 8 This Fender Blues Jr has been a bit noisy lately. " and/or "Made in Mexico". Looks like I should have something in the “C9” spot and I feel that could be the problem because there’s no visible issues with the wiring between the Fender Blues Jr IV: crackling noise -> no sound. I'm "bettering" my Fender blues Jr. While unplugged, or when the volume on my guitar is at 0, the hum is minimal. on the bench right now with a similar issue. Before there was no really noticeable noise while idle (no input signal), but as soon as I performed the mod there seemed to be an excessive amount of static-y noise while idle. Fender Blues Junior Amps. Going to get a new matched set of 6L6's,re-bias it and then see what happens. It is quite 'subtle' as having a flourescent light Fender Blues Jr Noise. also. 1. If you want distortion, you’ll love the 007. That said, i think this amp excels at a crunch sound. Contacted Fender and they sent me to an Authorized Service Center. The problem is somewhat non specific, like it was noisy, ordistorted, or crackly. Grubgoat. Replacement PCB for Fender Blues Junior. It lasts about 20 seconds and then stops and does not happen again. On stage or in a bigger room, it's no problem, but in this room everything sounds like crap. 44 at Amazon. I'll report back!(p Fender Blues Jr IV: crackling noise -> no sound. I'm worried about the way you describe a crackle. A bit of static and popping noise and very sensitive to vibration. The difference is massive! The sound is full and rich with a lot more pleasent low end. If you have a scope, scope for noise on that PS node. Registered User Joined: Oct 2012. New Year Sale: Pro Access 80% OFF The amplifier hum noise is not strange to every one. transformer noise. Fender Champ vs Blues Jr. If it still has the huge loss in volume,it could be the cheap ribbon cable that's going to the power tubes. I recently replaced my input jack by myself in December which was working fine until another If it doesn't, you know the problem is in that gain stage. The hum has these characteristics: - NOT related to the reverb amount - worse after pressing the fat switch - the hum is constant. Tweed about 2 weeks ago at a Guitar Center on The upgraded BJ really shouldn't have any noise issues. I have a Fender Blues jr Blues Jr Noise 001. Adding the Billm adjustable mod to a BJr is very worthwhile. Measuring across the OT is dangerous. They said that ALL Fender amps hum/buzz and that is normal and acceptable with Fender tube amps. I'm pretty clueless when it comes to electronics, but want to start learning about amps. About a month ago, it started making this sickening popping noise that made it unplayable. However, the guitar is always humming when the volume is on. Fender have addressed this problem in the current Mk IV version of In this video we look at the work done to this Fender Blues Junior amplifier and hear a demo starting at 10 minutes 40 seconds. Now i know these amps are supposed to be noisy, but this is just odd! There are seemingly random puffs of white noise. That is one rocking little amp. with Jensen speaker and lately when I turn it on the speaker makes popping sounds. I've done it to a number of BJrs, both green and cream board versions and it turns a Blues Junior in to a much more versatile, better sounding and louder amp. Do F Blues Jr. Crackle is usually bad sockets. I have a BLues Jr. If your amp makes funny popping noises, eats tubes, or suffers from instability, this is for View online (20 pages) or download PDF (1 MB) Fender PR 295, Blues-Junior III, Hot Rod Blues-Junior • New badge • • Vintage-sized jewel light • • Rattle reducing shock absorbers for EL84 tubes • • Lower-noise shielding • • "Sparkle" mod for enhanced — Nella remota eventualità di un problema di . Hit I just bought TungSols for power and JJ's for the preamp in my Blues Junior. One aspect is it's kind of handy not to need bias adjustment as you can change tubes at home easily. it used to do it sometimes now it does it all the time. People say the new ones are the best version. At low volumes I have no issues but when I bring the volume to About 30% of the Components on the Fender PCB are used in the ‘Solid State’ Reverb Circuit - All of this is now Gone. This was LONG before "YouTube". You need sound to come out of your amp, but all you hear is silence. Collapse. Recently, though, it died at a rehearsal. Its an acoustic sound that does not come through the speakers. Volume knobs cranked to 12, bass and mid at 3PM, treble at noon. and the 60 cycle hum is unbearable. It's used, about 3. If I turn the Volume/gain control (not the Master) up past about 3, I get a very loud, high pitched sqeal from the amp. new posts. Sandman1972; Nov 22, 2024; Amp Tech Center; Replies 7 Views 128. Blues Jr, Super Reverb, '65 Deluxe are all just amazing sounding; they've absolutely nailed the tones. This makes the Amp sound I own a Fender Blues Junior, which is a great little amplifier. The tone quality was not as it sh The reverb stopped working in my Blues Jr. Upon inspection I see it blew a fuse inside because one of the el84's went bad. seems like a way different product than the I have a Blues Junior on the bench today and as you turn the volume above 2 or so it creates a sudden, awful distortion that overpowers any other sound. My first tube amp was a Blues Jr and I never liked it much because I wanted to do rock Hey all, I’ve been trying to fix this problem on my Blues junior for a while now. My suggestion is to remove the chassis and mail it to this guy if you have trouble getting your warrantee to help you. m4a I tried to poke around in the amp, Could I expect some (noise) problems from the fact that the signals are injected in different parts of the circuit (i. is all of the above vs the champ. I'm cycling it a few times, letting it cool, the restarting. this is a post. I neatened up my work on the reverb leads a little bit. Both are the green board USA made version from about 2000. Also, a few seconds after powering on it begins to emit a louder than usual hum. bad IC, bad connection. Budda, Peavey, Ampeg, Genz Benz. After a trip in the car the The only two amps I can think of off the top of my head would be the Fender Pro Jr, and the Vox AC10. it turned out to be two different things, I haven’t fully solved it but I made it noticeably better. Fender Blues Jr reverb noise. Hilarity These are exact drop in replacements for Fender Blues Jr Guitar amps. In 2002 there weren't aftermarket PTs or OTs made especially for the Pro Junior or Blues Jr. I have a blues jr iv which is definitely not the model you have if it's 15 years old. If the noise comes back, toss the extension cord. Members; Jazzer2020. I was not interested in non-tube amps, amps with digital reverb or modeling I wrote to Fender and they suggested there shouldn't be any sort of noise problem, and that if mine has any, I should exchange it. The "fat" switch effects the humming loudness a well. I brought in my Gibson ES-175 P90 guitar to test it. So here's the question, is there an easy/cost effective way to add an XLR line out to the Fender Blues JR amp? Tengo un problema con mi fender blues junior, lo compre hace un año y siempre lo use en 2 o 3 como mucho, siempre en casa, ayer lo use para tocar y en la prueba de sonido de repente el volumen se me bajo y empezó a hacer un ruido como que rompia pero muy feo, y a bastante bajo volumen, I loved my Fender tube amps as they have my favorite amp sound with a touch of their 2nd to none Reverb. Fender Blues Junior buzz / noise - not tubes I have significant noise (buzzing) that changes with volume or master control, on my new (used) Blues Junior. https://www. I did unplug everything but just the amp and plugged the guitar straight in and still got the noise. I had a 212 Twin Reverb around 80lbs, then I sized down to a Hot Rod 410 DeVille around 50lbs and sized down again with a 112 Hot Rod Deluxe around 35lbs. 5 years old, and is physically in excellent condition. The problem with mine is definately inside of the circuitry, and not the tank. e. The tone is the same from what I can tell though mind you I am not terribly well versed in fender amps, I forgot to mention it happened within 2 minutes of plugging in and playing so didn't get much time to get used to the amps sound before it happened though the fat mode still sounds thicker and the normal mode is janglier. His main amp is a Fender Bassman I think he said? Anyway, the issue he saw was the amp just went silent, and had no sound. Silver Supporter. and there is some weird distortion/static/clipping coming out of it when playing certain notes. Most folks consider the Blues Jr. Almost all of the I sold my bigger amp and bought a brand new Fender Blues Jr. there are many like it but this one is mine ===== Taylor Big Baby Agile 3100 CSB American Pro Strat II Peavey classic 30/112 Hello, so recently I’ve had problems with my fender blues junior (little yellow tube amp) that I’m hoping someone can help out with. Perfecto para practicar, grabar o actuar, este amplificador de 15 W es ideal para instrumentistas que buscan un tono de válvulas auténtico a un precio asequible. In the morning, no sound is getting through I like my Pro jr a lot. On the blues jr the first half of V1 is your input gain, the second half of V1 recovers gain after the volume control and drives the tone stack, the first half of V2 recovers gain after the tone stack I have a tweed Blues Jr. Joined Feb 19, 2010 The Blues Jr. I’m trying to troubleshoot my Fender Blues Jr. Post by jimmywaleseswhale » Wed Feb 09, 2022 3:00 pm. This is a MAJOR Problem for all UK Blues Junior Amps. It is aimed at achieving the warm, tube-driven tone common in many styles of American I Play a strat into a Fender blues jr. while it was warming up, i noticed an odd c I have the tweed NOS Fender Blues Jr. Posts; Latest Activity; Photos . I tried hard to like it but ultimately it had to go. It made a crackling sound, then no sound. Hey guys! I finally ended up buying the used Fender Blues Junior with your help. £559 at Thomann. I have been searching for fixes online and nobody has an answer. When I put it all back together, I experienced the same symptom I had one other time. Basically it's my birthday coming up so I'll have money to I did have a Blues Junior a couple of years ago as a home/light jamming amp. I put in the Celestion, and it made a 100% difference. If the amp begins to operate, then the problem could be dirty contacts in I bought a Fender NOS Blues Jr. NOS takes Fender's 15W gem and gives it the true vintage treatment with lacquered tweed covering and a vintage-style 12" Jensen speaker. Thread starter MLW9110; Start date Jan Messages 9 Location Bremerton, WA USA. . Simply needed a few new tubes. None of my other amps have this issue. The stock Blues Jr by design runs hot and there is not bias adjustment. The pitch changes as I turn the knob farther up. This is my first tube amp, but I'm aware that tube amp does have some hum. Members; tiltsta. Hi, I have a Fender Blues Jr iii SE. 11 years ago . It looks like it has the original tubes in it - Sovtek Groove Tubes made in Fender blues jr making weird noise. I have significant noise (buzzing) that changes with volume or master control, on my new (used) Blues Junior. X. 1,405 . A friend brought me his Blues Junior 3 after it had stopped working. Tubes were shot, microphonic, running hot, Hum, hiss, pops, you name it. Filter. ss Amp #1 is stock except it had a newer Accutron spring RFI does not sound like your problem if you have hum. Welcome To the Hoffman Amplifiers Forum December 29, 2024, 10:13:10 pm: Welcome, Guest. You could have a bad filter cap (C10) on that node, which is not at all uncommon on this era Fender amp. Fender Pro Junior. Found this site from the net. I guess the stock Fender speaker made by Eminence is somewhat crappy. Fender Blues Jr. Previous template Next. 2) The 5-button foot pedal, while being very versatile seems to be cheaply made. Also I don't think it's the input jack. I was hoping it was just a tube issue, but I brought it to a music store/repair shop where I teach, and they don't think it's a tube - they think it might be a crack in the circuit board. com/bikesburgersbeers A custom Since its introduction in 1995, the Fender Blues Junior has become a workhorse amp for home players and pros—a staple of club backlines that’s easy to carry and use. So far I have had some help from the guys at Fender although have not 'nailed' the problem yet. Will replace the ribbon cables. one was the little baffles held on by springs that push the tubes in. i ordered it last week from guitar center. It appears the previous tech then attempted to repair it without replacing the problem EL84. Author Topic: Blues Junior - no sound - tubes light -possible problem with circuit around V1? (Read 3336 times) 0 Members and 1 Guest are viewing this topic. I usually play with the master at about 10 and the volume around 1-2 for home use. I'm pretty sure I discovered the breaks while trying to re Fender Blues Deville 4x10 Problem Post by soupbone » Mon Apr 14, 2014 8:02 pm Well,Me and My Friend looked at the amp yesterday,and one of the Tubes was red-plating. http://www. If it stays quiet, even with the old connection, then it is an intermittent. So I never even looked at the Pro jr until I was at a guitar show recently. General discussion area for tube 2021 8:43 pm. I've had my Fender Blues Junior for almost two years now. It happens mostly when I bar a chord around the 8th fret and occurs at low volume levels, about when the master gets above 1. The reverb worked for about 2 - 3 minutes then quit. If nothing is plugged in, there is no noise, but plug in a cable, with or without a guitar on the other end, and the noise is significant when the volume or master are set at 3 or 4 or more. Nov 23 After some typical experiments, thinking like the OP, that there was some layout problem. strange static like crackle coming through my blues junior. Lesson #2 was that I probably would NEVER have homed in on the problem without a scope, AND a real speaker load. 5. I had a very similar problem with my blues jr. This mod fixes that to produce that lush classic reverb tone that made Fender amps famous. Nope, no noise. I had a blues Jr (I also own the same pro above) and I was getting a low grade hum. Ltd Edition, I mean the one covered in tweed and with the Jensen and seems like the shaft would be prone to breakage, with your hard case, that shouldn't be a problem. In the morning, no sound is getting through Hey guys, I know there's a few threads on the Fender Blues Junior but they're all quite old and I have some specific questions to ask. Fender Blues Jr IV: crackling noise -> no sound. Nov 23 If you think a preamp tube is the issue, but one good one and swap it in each position one at a time to see if it cleans up the noise problem. T. Tube Stability: The amplifier is equipped with Your support means a lot to me. The amp is good and works well I tried to check inside and touching the transformer the noise stop but after some seconds starts again. There is a I have a 1999 Fender Blues Junior with a reverb circuit that doesn an inductor is badnew tank time. Power tube mounting on pcb board caused solder pads to lift off the pcb. I had so much This one suffered a lot of damage from a shorted valve. Not hum and hiss. Search. A. I tried everything. The input jack did appear to be broken and that was the first place I started. When nothing is plugged in, the buzz is very small, and you basically have to either have your ear right up to it or bump the volume all the way up to So i just bought a fender blues jr and am very happy with it so far. Let the amp cool down completely. Now the Fender Hot Rod "Pro Junior" seems to have plenty of noise issues. BTW - this problem happened in the past, sent the amp to a lab and they changed something on the circuit board, after which everything was OK. I was happy with the basic sound of it, except for a persistent loud buzz which wasn’t cured by valve replacement, re-tapping the transformer for 240V or a full service. Amps I auditioned – 65 DRRI, Vox AC4, 15, 30, Fender Blues JR Tweed, Blues Jr, Blues Deluxe, SuperSonic (22W). This happens even if nothing is plugged into the amp. The Reverb Tank has also been replaced with an 'Accutronics' unit. , more gain stages, point to point soldered, less noise, and more chime. hide 7 . The cream board was produced from 2001-2015, then Fender changed to a translucent green circuit board for the Blues Junior III and version 1 of the Blues Junior IV. Big_Bend Poster Extraordinaire. This is from another forum; young lady bought a new Fender Pro Jr from Sam Ash on closeout, since they are going out of business. Oct 19, 2011 #8 Fender Blues Jr. I played on another amp and it was fine, so I eliminated the guitar problem factor. the 12 AX7WA is similar in the low noise specifications. Further work on my Blues Jr III Reverb problem. Page of 1. In the morning, no sound is getting through On the side he was one of the first to study the Blues Jr. I recently replaced my input jack by myself in December which was working fine until another problem occurred where my amp wouldn’t power up (light I got a Fender Pro Jr a few weeks back. I took both amps to a recomended shop in my city. Green FR4 board Blues Jr's have pilot light wiring, noise reduction resistors and load stabilization Fender Blues Jr IV: crackling noise -> no sound. About 30% of the Components on the Fender PCB are used in the 'Solid State' Reverb Circuit - All of this is now Gone. Sandman1972; Nov 22, 2024; Amp Tech Center - Fender Blues Jr Combo V2, I reset this to the correct UK Voltage of 240vac. Modifying a Fender Blues Jr. But then he said would get real hot. One of these was to add a standby switch. this guy works magic with a Blues junior for 120. the groove tubes make a nasty noise. The This has been replaced with 'Valve Reverb'. Sandman1972. I will replace the damaged/ re soldered V1 Ribbon cable and at least the V3 phase invertor cable (have had some oscillating on I've got a Blues Jr and researched this. 00 I just performed a Fromel Electronics Supreme Mod Kit modification to a Fender Blues Jr. Pull each tube out one at a time and (carefully) reseat them five or six times. If I turn the Volume knob (not the Master knob) up past about 4 1/2, the amp starts to squeal. It's never been my favorite amp but I have Tengo el Blues Deluxe y probé en mas de una oportunidad el Blues Junior, la verdad me sorprendio siempre como suena ese ampli, hay que tener en cuenta que son distintos sonidos, el Deluxe tiene valvulas 6l6 y el Junior EL84, cada dia me gustan mas las EL84, le das un poco de volumen y saturan divino, el Deluxe es mas limpio, mas Fender diria :D Similar problems, have me stumped I have a Blues Jr. S. that's starting to make crackling sounds, like the signal is going in and out. If ou continue to have problems, The Blues Junior does not have a tube reverb circuit, it uses two halves of a TL072 chip for drive and return. Recently fired it up and there was a lot of crackle, then verged on feedback, then went quiet and played normally. P90 pickups are noisy as are single My blues jr has been making some weird and quite horrific screeches while I’m here playing lately. III reverb circuit because it’s not working. Back in the mid-1990s, these older amps can get some Almost this exact same thing happened to me! I got my Blues Junior NOS from my 25R about three months ago and loved it. By krazy1912 May 17, 2007 in Amps. What a noisy amplifier. Joined Recently I was in the store and the floor model wasn't working at all--just a horrible noise when it I just got a USA-made 1998 green board Fender Blues Jr. The volume also fades in and out. Jun 16, 2009 #3 ; Just-Jim Tele-Afflicted. If the noise goes away when you turn the Volume control on the guitar down (and I suspect thst it will) then the problem is not in the amplifier. A blues driver sounds amazing as a solo boost. A lot like I have owned a Fender Hot Rod and a Blues Jr. I had the Blues jr and didnt like it at all. I traded for it used at a local guitar store. If I use the Fender Tone app it shouldn't be a problem at all. Especially that his when you increase the volume. It makes what I can only describe as a really bad digital distortion noise, even at low volume. The Fender Pro Jr set to 0 the Pro Jr. Search fender amp rule of 6 in Google to find a great starting point. The Blues Jr has been in production for a really long time, and the various versions supposedly have changed the sound over the years. While the pilot light came on there was no signal coming out but most Blues Juniors never have the problem. I tried it a couple months ago and it’s awesome. I noticed a significant hum even at bed room volume. It may or may not return. Trying to find the link now. The tubes seem OK, they're all glowing red. Nov 23, 2024. Works ok with a guitar plugged in at extremely low volumes. I tightened all cab screws, tried new Groove Tubes, checked the tube sockets for bad solder joints. This can cause two obvious problems. it has been fitted into a TAD 5E3 style lacquered pine case, and has a celestion vintage century in it. Sort by: Or tap them gently when in operation and see if the static noise fluctuates If the problem IS in your outlet, Hand crafted empty pine 1x12 combo unfinished guitar amplifier cabinet . If you gig alot you can literally go through a Blues Junior every warrenty duration ( 5 years) if you're lucky. Start I say the Blues jr. To do this, we put a white noise test signal into the input jack and measured the output from the speaker using a microphone. This board replaces cream colored board versions A, B, and C. It's not a volume question, it's straight up mud. Anyone know how to fix? HELP Share Add a Comment. I also found a slice on the white lead, like on the red lead. Reverbs at 12 for fa The Blues Jr. If you're curious about the most recent Blues Jr vs Blues Jr III, then check out this post for a detailed comparison of these amps! Skip to content. C board), and I don't miss having the reverb I bought a used MIM Blues Junior (from a craigslist equivalent site) today. It can't hurt to try new tubes but if the problem persists with new tubes have a technician check the sockets. I have read that the Pro Jr's have a problem with loud hissing noise that is very noticeable. Another case of Fender cutting corners on this series of amps. For this amp I used a replacem I picked up a used Blues Junior today and its humming pretty loudly at low volumes. The Blues Jr comes in two designs: green circuit boards from 95 – early 2001 and cream colored boards from 2001 on. Of course I plugged it in and it worked just fine for me. Share Reply Quote. Posted October 21, 2018. £919 So that I don't have to bring and amp with me to practice, I use the Fender Blues Jr that's already there. Fender Blues Jr Noise. Now that I turn it on I am noticing a high pitched ringing when I turn the amp on. If the noise is still there, try removing V2 and see if that gets rid of it. The Blues Junior is a tube guitar amplifier introduced in 1995 by the Fender Musical Instrument Corporation. In the oldest Blues Jr's I just bought a Pro Junior from ebay. He is in several bands he said, and the Blues Jr is his backup amp. She states: My newly purchased Fender Pro Jr IV has a very predictable high pitch noise that starts at about 2-3 minutes after being turned on. I tried out a blues jr earlier at a fender dealer. and I need some begginer help with it. Basically, whenever I turn the amp on, there is a buzz. It crackled occasionally when playing and every time you use the volume pot or the "Fat" button. The seller said he hasn't tried changing the power tubes despite buying a new pack (which I bought off him too). The amp has far less noise without the reverb circuit (Rev. Do that It seems like noise issues with pedals and amps often turn out to be power related. Both had a pretty loud hum. Cloth Covered or Regular ? Getting my parts order together, kind of a newbie. I've always noticed a drop in volume when tubes are going bad. About a month ago I reported on an issue with a Blues Jr that buzzed when coming from Standby to On. Loud or quiet, gain or no gain, it is always buzzing. It's an early Blues Junior from 98 or 99. , however, has no standby switch, w I've read that you have to flip a tube amp to standby, to let it warm up first, before turning it on. Jun 10, 2013 #3 ; B. It has some of the problems you've mentioned above. I was presented with a Fender Blues Jr that reportedly had a distortion-on-decay issue. I realize not everyone can drill 1/2 inch holes for a If your Blues Jr was made before 2001 the reverb sounds pretty bad. Bought a Blues JR IV off I tried both sets of tubes and neither was really fixing the problem. Is it possible that the mod fender blues jr problems. Rex speaker, took the chassis off. Blues Jr. IF the tank and the cables test good, your problems are inside in the chassis in the circuitry. To the best of my understanding, there are only two versions. And you should always suspect tubes first. patreon. I just got a brand new FBDR this week at MF and loves its tone thus far, after doing lots of research on net (Harmony Central, MF & GC user reviews). Next: Fender Blues Jr. Join Date: Jan 2011; Posts: 7; Share Tweet #1 Fender Blues Deluxe Reissue clean channel Noise. You should always have a pair of EL84s and a 12AX7 on hand to substitute and see if the problem is tubes. I bought a fender Pro JR and had the same issue. I took the tubes out, and turned the amp on and I can still hear that damn noise when I turn the amp on! When I pop in my DS-1 Distortion it sounds terrible too! Is this the tubes? Microphonics and Noise. The Fender Hot Rod Series, "Blues Junior", "Deluxe", and both the 2X12" and 4X10" "DeVilles" all sound great "Made in the U. While I'm thrilled about the price, the amp has some issues. Both of those tubes share a power supply node. If the big companies built amps to last they would not sell the volumes that they need for cash flow, but they do fill an economic niche. £825. I respect his Blues Jr writings; but there are things I would do differently. Any suggestions My blues jr has been making some weird and quite horrific screeches while I’m here playing lately. I didn't do a lot of which, in your case, also points to the noise problem being outside of the amplifier. fender blues junior I recently bought a fender blues junior made in mexico. It seemed to fix the problem, but the guitar just faded out. I've had a fender blues junior tube amp for the last 5 years. We all seem to get ahead of ourselves and then fall behind creating problems of our own doing. Bought a Blues JR IV off somebody. It's a high-pitched noise. and then plopped it back in. Time to try to figure out why. The source of hum noise may come from different factors such as bad tubes, bad filter capacitors, low he However, like other amps, this dual-channel amp also has some problems that you must know! The Problems With Fender Blues Deluxe Reissue. My only problem is they just kept getting heavier as I got older. Junior Member. The next thing to tackle is some high end noise floor hiss. Posted November 12, 2009. Settings Have Fun Spinning Those Dials! Blues Junior Settings with Ascending Volume Values Description Posted By Rever b Maste r Middl e Bas s Trebl e FA T Vol. I put the volume at about 3 o'clock but take it back as the master goes up to keep noise down. I cannot hear myself. I liked what I was hearing except for a faint high freq. Problems with preamp tubes are often due to microphonics and noise issues. Please login or register. If nothing is plugged in, there is no noise, but plug in a cable, with You could have a bad filter cap (C10) on that node, which is not at all uncommon on this era Fender amp. S. what the hell is wrong? Loud static on new Fender Blues JR. to sound too boxy, not too bright--that's usually because of the way the tone stack is configured and the 12" in the undersized cab. My neighbor was a electrician looked at the back and said “how much you wanna bet that screw is into the chassis and causing that Hi, I am a newbie here. by Cathbard . com Can my Blues Junior III work well as an acoustic However I a beginning to take Skype lessons next week from a teacher that has worked with people with wrist problems(me) But wtf. Unfortunately it's not uncommon for FBJs to have this issue. Join me in this highly detailed step-by-step implementation of Pro Amp Solutions Fender Blues Jr modifications for road worthy reliability and greatly improv Fender Blues Junior has crackling. I was just in a store testing out a Fender Blues Junior tweed amp. noise. 11-29-2013, 08:18 AM. Guitar Amplifier Making a good amp great Darby Hewitt Final Project PHYS 498POM 5/12/2011 . Can I expect the crackling to diminish with more frequent use? I don't know about this particular model, but my old Blues Jr (from the same series) had a similar problem, & only at certain times. You may want to check out BillM's Blues Junior mods page: I bought a Fender Tweed Blues Junior IV Ltd Edition brand new a few years ago. In, out, in, out, etc. Now my problem is my two Boss pedals (Blues Driver BD-2 and Compression Sustainer CS-3) sound like poop! They sounded fine on my junky solid state amp, is this just the nature of tube amps? The Blues Driver Blues juniors are biased way to hot by the way. All About 30% of the Components on the Fender PCB are used in the ‘Solid State’ Reverb Circuit - All of this is now Gone. Slanted front . so i just got my new Fender blues Junior amp in the mail today. However, it OK. And it seems either Bill mis-spoke/wrote or Buhl mis-heard/read this bit about setting up a bias check. I know the correct solution is just to send it to an amp tech, but times are hard and money is short, plus I don't Fender Blues Deluxe Reissue clean channel Noise Clear All. Here are some possible reasons to consider: 1. For Blues Junior chassis . Put it back on the extension cord. Skip to content. - All Stock Blues Junior Amps run a 'Hot' Bias setting with NO Bias adjustment control. Buyer is responsible for drilling holes needed to attach his chassis . It meets my key needs: reasonably priced for a entry-tube amp, light weight (50lbs or less) for moving around, clean warm tone for my soft rock music style (I use This turned out to be a tough one. - All Stock Blues Junior Amps run a 'Hot' Bias setting with NO Bias Hoffman Amplifiers Tube Amp Forum, Fender Blues Jr Build - Amp Noise. At “only” 15W it can keep up with many higher wattage amps, and I also installed the “legs” on either side so it can be set at any angle up to about 45 degrees, and then it REALLY projects! This Fender Blues Jr has been a bit noisy lately. Yesterday I got the exact same buzzing noise everyone that posted above me seemed to have. The Blues Jr. The stock BJr is biased (intentionally, to make it "bluesy") way over spec for EL84 and it makes the amp sound small and boxy. There must be a complicated and expensive problem with your amp or with your instrument. Jan 15, 2024 #1 I have two Fender Blues Jr tube amps. I did the Frommel mods to this amp for a buddy. Chassis cutout 12-1/2" x 1-13/16" . He looked in the back and the tubes were glowing red! This amp had been to another shop several times, and they kept sending it back I had to drill a 1/2 inch hole to install the Fender style fuse holder Update: I have since added a new bolt down fuse holder in my store.
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