Silverface twin reverb has crackling noise

Ive had a couple of new reissued fender amps and one silverface with this problem. Pro reverb issues high plate voltage rectifier tubes. The twin now had an onboard spring reverb tank and was renamed the twin reverb. New caps for a twin reverb suggestions the steel guitar forum. The amps fender produced between 1963 and 1967 are known as blackfaces because of their black control panels, and their designs remained largely unchanged during this period. Guitar and amplifier knowledge base brought to you by mojotone. Ive got a fender twin reverb 65 reissue thats about a year old and ive never had any issues until now.

Later twin silverfacereverbs, had a fixed bias, with a hum balancing pot. The twin reverb design has been through many iterations since its 1963 debut. The silverface edition mt10 had the authentic look right down to the grillcloth. The deluxe reverb is known for its under rated power supply which gives the amp a lot of feel and touch response but leads to a loose low end and even farting out at very high volume settings. Starting in the late 60s, the twin reverb switched from blackface to a silverface style c. I havent had the amp long but i have fallen in love with how sweet it sounds, the. Yesterday, while rehearsing with my band, suddenly, out of the blue, my twin amp protube series, from 2002 started making crackling noises. Fender made a limitededition mini twin practice amplifier modeled after the mid70s twin reverb models in 1996. The silverface amps are surprisingly similar to the coveted fender blackface line of amps so many blackface mods and tweaks apply to the silverface lineup. How to quickly troubleshoot noise vintage fender reverb tube. The problem turned out to be unusual and although i was able to stop the crackling noise, it is not completely fixed. Aa270 twin reverb schematic aa270 twin reverb chassis layout 100w twin reverb schematic 5w twin reverb schematic prev.

Im having a problem on the vibrato channel where notes will have a crackling distortion sound that sounds like crumbling paper. There are many simple mods you can do to a super reverb and one is to pull the. Super static troubleshooting the static in a 1966 super reverb. Its not constant and my guitar signal still comes through beautifully but im worried if i keep playing it like this, it could make it worse or do damage. It happened suddenly, the amp sitting in my studio. The twin was fenders original two 12inch speaker tube amp launched in 1952. The first thing to suspect in an old tube amp is the tubes. But, it only has one speaker which is a df jbl speaker. This listing is for a full replacement set of premium electrolytic capacitors for your fender twin reverb, quad reverb, dual showman reverb or super six reverb amplifier. Question used 65 reissue fender twin reverb should i. As far as i know all super reverb amps came stock from the fender factory with 4 x 8ohm 10. All ab763similar circuits deluxe reverb, super reverb, pro reverb, twin reverb, vibroverb, vibrolux are designed so that they share the cathode cap and resistor 25 uf1500 ohm and pulling one of the tubes will changes the effective value of the resistor they both share. The loudest of the companys original line of amps 85w from 68 to 72 and 100w onward, this model was designed from the ground up with hefty 6l6 tubes to. Blackface twin reverbs are the most coveted versions of this amp.

Crackling noise idle fender dr telecaster guitar forum. The silverface twin reverb amps from 1967 and 1968, which contained the original blackface design, are not nearly as collectable as the 1967 twin reverb with blackface cosmetics. Ill go on record and say that the best twin reverb i ever heard was a 70 that i converted to blackface. The fender twin reverb silverface was introduced in 1968 as an update to the classic fender twin reverb blackface. How to quickly troubleshoot noise vintage fender reverb. This one had the complaint of noise plus tremolo speed. Soon i found out that if i turned reverb off, there were no more. Silverface amps include the deluxe reverb, twin reverb, super reverb, pro, bandmaster reverb, bassman, princeton, princeton reverb, champ, vibro champ, showman and vibrolux reverb. Crystalline, versatile, and packed to the gills with punch, the vintage fender twin reverb silverface combo is an affordable, occasionally overlooked gem in the companys vintage roster. Its so loud that i have to switch to a different amp to play with my band sometimes. The fender twin series is an all tube amp with two 12 speakers and noted for its clean tone. You will truly be amazed at how much better your silverface fender will sound after completing the blackface mod.

The amp is in good cosmetic condition for its age with only some small rough spots on the grill clothsonically theres two issues1 the normal channel does not wor. Lately when i have been playing my super reverb it will start to make this loud crackling noise and also some popping noises. It still has the original cover and is in excellent condition. I would suspect the carbon comp resistors are causing the crackling. I bought a fender twin reverb amplifier in the late 70s. Fender forums view topic crackling noises from reverb unit. Fender twin reverb 1972 silverface price guide reverb. Judging by the tones coming out of the new 68 custom deluxe reverbsilverface might be the new benchmark for fender tone. Here we have a stunning 1967 drip edge silverface princeton reverb. Fender twin crackling gearslutz pro audio community.

Twin reverb blackface mod kit for vintage fender silverface. Below is a 65 blackface twin reverb with its oxford 12t6 speakers. The 5watt version of the fender twin reverb photo 1 was produced from approximately 1977 through 1982. I didnt take it seriously and i altered it and ive been kicking myself ever since. Apr 24, 2011 the silverface twin reverb amps from 1967 and 1968, which contained the original blackface design, are not nearly as collectable as the 1967 twin reverb with blackface cosmetics. Fender forums view topic 65 twin reverb reissue white noise. Also, the bottom is covered by another fiber board. Fender amp heaven schematics tweed blackface brownface.

Fender 68 custom deluxe reverb common problems and fixesupgrades this post is what i wish i could have found prior to my purchase. It also has an external speaker jack wired in parallel with the internal speaker jack. Sometimes when i turn it on it also feeds back, yet there is no instrument plugged into it. If the noise goes away, replace the tube with a new one. My fender twin reverb amp makes loud crackling noise. Ul ot, high voltages, bright cap on mv pot make this amp definitely too bright for me. I was playing with volume at 2, and the noise were equivalent in decibels to the sound of the guitar played at that time.

They develop loose joints at the board connections. Ive read about a simple modification that allows you to check the bias of the output tubes. Fender 68 custom deluxe reverb amplifier tone report. Hi jeff, i have a 1975 fender silverface twin reverb. Silverface fender pro reverb problems rectifiers tubes page 3. I just received my 7577 twin reverb yesterday in the mail. These amps were a bit different from their 100watt silverface predecessors, notably because they used an ultralinear output transformer. Recap 74 twin reverb silverface amplifier discussion in amp input normal or bright. It sounds so nice with my tele and is just perfect for the styles i play, but its making this popping noise every so often. This was my dads amp and i got it when he passed away. The original twin was supplanted by the twin reverb in 1963 which has since earned a place as one of fenders most iconic amps.

Im getting a crackling noise when the volume is up on certain lower notes. Jan 25, 2017 fender deluxe reverb crackling noise flatsixcyl. I bought one 36 years ago that had a real rough first 11 years. If you have a copy of an old fender guitar amplifier owners manual not shown in this archive, wed love to have a copy to post here. A common source of noise in old v4v4b amps is that these washers deteriorate or go missing. The fender twin reverb is considered a standard model for players seeking a clean sound, and it is especially known for the quality of its builtin spring reverb. Ive included a link to the site that tells you how to. I had one of those, when i could carry 60lb without cracking and spluttering. Blackface, silverface, and all reissues the super reverb is a popular amp choice for players who want vintage fender tone in a hefty 4x10 combo. We have observed that the jensens are considered as very good speakers both tonewise and in terms of robustness. Even with every dial turned down to 1 there is a constant static noise. This reduces the chance for noise and crackling as well as provides the best sound and reliability.

Oct 15, 20 the twin reverb design has been through many iterations since its 1963 debut. Steive ray vaughn made this amp famous with his signature blues style, and its a great bet for players who want to get that. Check out the diagnosing a noisy tube on 60s fender amps. Premium recap kits for your blackface or silverface fender twin reverb amplifier. On a vintage amp intermittent crackling can be caused by a few different things.

But the labeling on the chassis and schematics seems inconsistent. How to quickly troubleshoot noise vintage fender reverb tube guitar amp dlab. For sale is my twin 65 reissue purchased new in 2004 replaced reverb tank and power tubes. New caps for a twin reverb suggestions the steel guitar.

Fender 68 custom deluxe reverb common problems and fixes. Aug 31, 2018 this one had the complaint of noise plus tremolo speed. I have a guitar amp that i want to adjust the bias on. It definitely has seen better days ripped tolex, grimy, missing presence knob. Two transition prototype 1963 twin reverb amps have been found in both brown and blonde tolex covering. Testing bias on a fender twin reverb amp antique radio forums. Fender twin reverb 85watt vintage silverface guitar combo. It is here now to help others who are considering this amp or may have already purchased it and have questions. Serial dates to 1967 and transformers and choke all date 6667.

Usually if it isnt a tube making the crackling noise it is a intermittent or. After a bunch of other work, it sounds great again. A pdf would be great, or even a scanned jpeg, gif or tiff that we can convert. For about 25 years the amplifier mostly sat in the closet, until i. Find great deals on ebay for fender silverface and fender super reverb. It happened for the first time yesterday, i was playing and out of no where a loud crackling would happen for a few seconds. Dec 15, 2007 my fender twin reverb amp makes loud crackling noise. Ive started to get some sporatic crackling sounds from my fender twin reverb 75 silverface, with master volume. I am certainly a novice, but recently worked on my buddys twin reverb ii a paul rivera design. One of the reasons that the twin sounds like it sounds is the 2x12. I suspect it is a preamp tube that needs to be replaced.

The 72 twin reverb is the best amplifier fender ever made. Nov 10, 2011 fender twin reverb 5w silverface schematic. Best speakers for fender super reverb blackface, silverface, and all reissues the super reverb is a popular amp choice for players who want vintage fender tone in a hefty 4x10 combo. Steive ray vaughn made this amp famous with his signature blues style, and its a great bet for players who want to get that kind of tone. Hey there tdpri, ive got an early silverface pro reverb that im having some issues with. I have repaired many blues juniors and devilles for this reason. For sale is my twin 65 reissue purchased new in 2004 replaced reverb tank and power tubes in the last 6 mo. Fender made a limitededition minitwin practice amplifier modeled after the mid70s twin reverb models in 1996. Defective plate or cathode resistors can cause constant static, crackle and pop noise. On under side, youll see that fender has either folded the socket tangs or inserted a small jumper. Otoh, this problem is much more likely to pop up on a post1990 fender amp than on a 1975 silverface twin reverb. I have heard of some more expensive oil and paper caps or something like that.

Question used 65 reissue fender twin reverb should i do. The amp is completely dead if the amp is completely silent no speaker hum or hiss at all then the problem can be just about anywhere in the amp but you should suspect a bad tube, blown fuse or the power supply in that order. I understand that these are a good quality and sound like orignials. In many fender 1960 and newer two channel amplifiers the first tube on the right. Im replacing the power caps on a non master volume twin reverb. It has the twin reverb silver plate with master volume, serial a 75847. Super static troubleshooting the static in a 1966 super. Jjs seem to be considered great quality for money but there are more expensive options. Premium blackface mod kits for your silverface fender amplifier. Even at its best, this 1970 amp was only second banana on a good day to the blackfaces in a collectors eyes.

My 1970s silverface fender twin reverb amp powers up tubes glow orange but i get no sound or hum through any of the channels. The other ab763 amps like the twin reverb have higher output power supplies that do not suffer from the deluxe reverbs loose low end. Hey all, i just acquired a fender twin reverb silver face with pull master volume. I had my own quad reverb, a 64 twin reverb blackface, 66 twin reverb blackface and the 70 silverface all side by side plugged into my quad speakers 4 16ohm jensen c12ns.

I replaced all of the carbon comp screen, grid and plate resistors. Take a few evenings to look at every twin reverbdual showmansilverface bassman repair video on youtube. Videos of the guitologist, uncledough and that guy with the glasses and the grey hair forgot his name. The amp was crackling like hell, amongst other oddities. It never sounded very good, and occasionally cut out for no apparent reason. After ca 1015 minutes there is a crackling noise, very low, independent of volume and tone controls. Fender twin reverb silverface 5w it11 audio tonegeek.

Restoring a 1979 fender twin reverb premier guitar. My band went into the studio two weeks ago and i was looking forward to using my twin reverb on the ep were working on but when i turned it on, there was this unexplained white noise. It has been crackling and humming for some time now, its pretty minor low volume enough that i can play over it, and it mostly goes away after the amp is on for a while 20 minutes i replaced a ton of parts in the amp as i am going for a jerry garcia modded twin type sound. Common noise fix plate resistors vintage fender amp repair. If the amp is completely silent no speaker hum or hiss at all then the. Unfollow fender silverface to stop getting updates on your ebay feed. The blackface twin reverb came originally with jensen c12n, oxford 12t6 or jbl d120f. All of my tubes are lighting up and i have tried tapping them with a pencil eraser. Lead guitar is strat straight into my 1973 twin reverb with jbl k120 speakers. It has 4 6l6 output tubes, and has not been modified at this point. Fender twin reverb 1979 silverface price guide reverb. What i found a little strange is that my silverface 45watt super reverb amp has a external speaker output. So we have a silverface dual showman from 1977, its in a twin reverb cabinet with 2 10 speakers at the moment just as testers while making the amp. You should always have a good set of tubes in your amp.