« Reply #7 on: 04/03/2009 08:28:07 » To some extent things work the other way around, although nominally grounded the casing and outer casing of the amplifier cable may well have a small mains frequency potential upon it. Unplug the guitar from the amp? I'm sure this issue has been discussed here before. 2. I wired the ground wired from the spring claw, and obviously the ground wire on the input jack. Guitar hum only stops when touching output jack and some screws. Open the guitar’s main output jack, and reverse the hot and ground wires. Your guitar’s strings, bridge and jack are are all connected together in a ‘ground loop’. every thing. Unplug everything that’s on the same breaker as your amp—-tv sets, radios, lights. If the amplifier isn't properly earthed, you yourself act as the earth connection - but only when you touch the metalwork on the guitar. I have tested tubes to lights. So I'm a broke teen guitarist and I've got a hum issue with my guitar. any advise and suggestions? Built into the guitar, under the strings, is a magnetic pickup: a transducer that converts the strings’ vibration into an electrical signal. Cables can take a lot of wear and tear when gigging. It checked it with both my guitar and bass amp to rule out the amp. Share Thread. ... How do I check what year an Electra model acoustic electric ... How do acoustic electric guitars work to amplify the sound? Monster cables are generally very good, but they are massively over-priced for what they are. Plug the guitar into the amplifier and turn the volume dial on the guitar up to full. Personally I own cables that could've been car payments but you don't always get what you pay for. I played... Mansfield MD110ESS Acoustic Electric Guitar. Faulty cable or cable termination. A Ground Connection connects every piece of metal on your guitar and acts as a return path to the amp. Can't guess on that one. Archived. I touch the control plate or bridge it stops, otherwise the hum … It is a B-Band system. Ive recently brought my first Gibson ( a Les paul). Troubleshoot the guitar. How do Acoustic Electric guitars amplify the sound? This stops the voltage floating, eliminating the hum. Anyone have any ideas? If your guitar has this issue the ground will need to be re-soldered. 1 year ago. How are these systems grounded? Im getting an awful lot of hum, gets worse when I touch strings, stops when I touch the output jack casing or the metal cable end. The only way to turn it back on is to unplug the 1/4 inch jack from the guitar and plug it back in. Most likely, the main output wires are backwards. When you touch a string or a bridge plate or jack your body acts as a ground and the hum stops. Everything Works, but the guitar squeals at minimal levels or with minimal gain. The guitar is a Gibson Explorer with a Seymour Duncan Alnico II in the neck and a Seymour Duncan Dimebucker in the bridge. Get a cheap volt meter at a car parts store. The only ways I can make it stop are by touching the output jack or pickup/switch screws and turning down the volume. Usually if you touch the endpin jack and the hum goes away, it is a shielding problem within the pickup element. Volume all the way up, and the problem is gone. Here’s how to tell: I noticed that there is a Hum that goes away when I touch the strings or any of the metal parts. It is not 60hz hum. If you are unsure which you have, try turning your guitar's tone control all the way down; if the noise mostly goes away, you are dealing with buzz rather than hum. Guitar: Yamaha Pacifica 112J . Though I do hear a difference when turned away from/parallel to EMI-emitting objects like my tv, the hum I'm having a problem with persists even with my pickup switch in "hum-cancelling" positions 2 and 4. I've done a lot of looking for info on 60 cycle hum, and the thing that most closely described my problem was EMI, since the hum gets softer when I unplug my guitar and goes away entirely with the volume at 0. (There was no shielding on the endpin jack at all, something that some web sources suggest can cause hum.) If you hear noise, try moving around with your guitar. I am have that classic problem of when I do not have my hands on the strings plugged in to my amp I get a hiss and when I touch the strings it goes away. Here's a discussion that may help[Broken link]. Gradually increase the amp volume to your preferred level. If you’re hearing noise, buzz or hum that’s as loud or louder than your guitar, you may have a bad ground inside your guitar. Humbucking pickups buck the AC 60-cycle hum, and are somewhat less effective at reducing static and RFI, those being random and high frequency, respectively. Hum that stops when I touch strings. Another type of pickup uses a separat… There's a lot of debate on what constitutes a good cable and an exceptional one. I bought my daughter a Dean Exotica FM, electric acoustic. A: There is some confusion out there between what happens when you have a grounding issue vs. when you have a shielding issue. It is a B-Band system. I recently bought the THR10x and when i plugged in my pacifica it gives a fairly loud buzz. When I monitor that channel, I hear a buzzing sound that goes away whenever I touch either the metal plate where it's plugged into the bass, or the little spring on the cable shielding. Monster Cables are some of the best cables I have ever used. Repair ground Breakup from Bad Cable Solution: Repair or Replace Cable. I have removed the jack from the guitar and it looks solid all the way around. The pickup is a bar magnet wrapped with thousands of turns of wire, forming a coil. It a Warmoth Strat I assembled, using prewired loaded pick guard. Seems it may be a grounding problem. I have replaced the battery checked for loose wires. My old pickup: According to Fishman when I emailed them about this: It sounds like the under saddle pickup element may be faulty. What I think might give a big clue is it hums when I am not touching any metal on the guitar, but as soon as I touch the strings, metal around input jack, metal on cable plug..etc. Yeah, I think Kevin's probably right. Q: Why does my bass hum when I touch the strings and play in the rehearsal studio? I have the same system, and I had a buzz but the cable to the amp needed a new jack. When the player plucks the steel strings, they vibrate next to the magnet, producing a similar vibration in the magnet’s magnetic field, which in turn causes a varying current in the coil. i think my problem would be on the grounding aspect. My problem is Hum. This means there is something around your environment that is producing noise that your guitar … Welcome to electric guitar world. My acoustic electric is making "humming" ; noises that stop on... By entering this site you declare Close. Guitar hum only stops when touching output jack and some screws. I have a Mogar acoustic/ electric guitar. I know it is a bad ground somewhere, but I have soldered, unsoldered and re-soldered about 5 times now and it wont go away. The buzz disappears when I touch the metal components of the guitar (the bridge, strings, tuners, the mounting screws of … I think the hum disappears since the input jack connects the input to the ground. you read and agreed to the, Value of Your Guitars "Acoustic, Electric, Bass, & Amps". I opened the input jack and it seems to still be soldered properly, but I'm not 100% sure on that. Ive checked all the grounds are connected (with a multimeter) and shielding the control and switch cavity but the sound still persists. Others have explained the hum that keeps going, but the "pop" and "scrape" noises at the instant you touch the jack are from the static electricity, the same thing that let's you zap your friends by dragging your feet on the carpet when the air is dry. How much is my 550 charvel acoustic electric worth I bought it 26 years ago. I use SVT, Digitech multi-effects pedal and a Ibanez Roadstar II with big humbucking pickups. Every time I touch the metal part of the input jack of my Strat, or the metal of the plug, an annoying buzzing noise goes away. THE BASICS: A Ground (or Earth) connection is a term that relates to a multitude of topics related to electrical engineering.For our intents and purposes, a proper Ground connection is an essential part of your guitar’s wiring. Hi all, newbie here. This guide will resolve the issue. Ivan, try plugging the amp in at other outlets and at other peoples' houses. Everything works when the pickguard is unscrewed, but when I screw the pickguard firmly onto the guitar body, the signal cuts out. It sounds great ... DeArmond (Rowe) pickups. My peavey Valveking half stack was making crackly fizzing no... Whose Fender Stratocaster sold for $965,000 at a Christie's Auction, making it the most expensive? My advice to cure this ground hum problem is as follows: 1) Remove the control plate and cut both ground wires from the pickups where they are soldered onto the back of the pot. I have an Ovation acoustic electric guitar, Custom Balladeer, model #1712. That's why you get the hum when you're not in contact with the strings. However-as soon as I touch the neck volume and even turn it down from 100% in the slightest-it starts humming like mad and the sound intensifies when I touch the strings like before. i can't take it to the nearest guitar shop since i know there service is crap and they dont specialize in fixing guitar amps. Bob info seens to have covered it complete. I believe you will find a spot where the noise goes away. I'd like a few opinions before I try and DIY a solution. It seems there is … If I push the instrument cable hard into the guitar, the buzzing and hum stops completely but comes back when I let go. A hum in low frequency at 60Hz usually means that you have a ground loop. Seems it may be a grounding problem. If your bass has a hum that gets louder when you touch strings/metal/bridge you have a grounding issue. The electrics in our house are ancient, so I get a little hum with the high end on the Status preamps and a slight touch/non touch hum on the Fender and other single coil instruments. Take notice of any buzz or hum. What instruments did Epiphone make before they started making guitars? Mogami cables have GREAT connectors and I've not had a lick of trouble from their middle of the road model. thanks Why do my speakers hum when I touch the connector jack? Clasp your hand around the neck of the guitar. Look for a short or an open. one thing i notice is that the hum disappears whenever i touch the metallic part of the guitar jack or even the screws of my guitar amp. The Duncan is adjusted for the phase of the Fender PU's. If this stops the hum, it is a sign that the pickups are responding to radio-frequency interference. u/triopathy. The hum goes away. My acoustic electric is making "humming" noises that stop only if i touch the jack or wires inside the guitar. How are these systems grounded? I'd like a few opinions before I try and DIY a solution. You have a grounding issue. If I unplug the cable from the guitar I think there will be more hum since the circuit is then open. Posted by. Single-coil pickups will have more noise than humbucking pickups. A simple diagnosis can tell you if your bass has a shielding hum or a grounding hum: If your bass has a hum that goes away when you touch the strings/bridge/metal than you have a shielding issue. Also the shielding of the Gibson style wiring is less than 100%. This means when you touch your strings, bridge, jack or metal volume/tone knobs, your hand and body also become connected to … It doesn't really bother me, not bad enough to pay an electrician to come in and correct it. How much is My Epiphone Gibson PR 350 mf Acoustic Electric Guitar Worth? Plug your amp into an outlet fed by a different breaker, that sometimes helps. Q: Why Does The Hum Stop When I Touch The Strings or Input Jack? Thanks for the answers guys. The guitar in question is a korean squier affinity stratocaster with single coils. Connection is good while playing; It is as if the guitar thinks its no longer plugged … A hum that dissipates when you touch the strings or the control knobs indicates that you have an insufficient ground which is causing the hum. Buzz will also often be greatly reduced when you touch the strings or any other metal part of the guitar, sometimes accompanied by an audible click, whereas hum will remain unchanged. Another issue is that the pick ups on the guitar is not grounded correctly and your strings and cable are looking for a good ground and stops humming when you touch the strings since your body is grounded. Don't buy monster. I have a bass guitar plugged into the "instrument input" on my interface (ART TubeFire 8). I can spin the bridge volume either way, and there is no noticeable increase or decrease in any hum or hiss. What are the two materials commonly first used for making guitar strings? The humbucker does the same but the hum is a bit less annoying. The two singles together have a fair amount of hum that disappears when I touch the strings, bridge, or jack. I check the inputs on the guitars as a part of weekly check ups. I have replaced the battery checked for loose wires. Guitar hum only stops when touching output jack and some screws. I have tried 3 different amps all with about the same hum. Re: Guitar stops buzzing when I touch the strings « Reply #18 on: September 20, 2013, 08:15:22 pm » Although some people may call it the negative side the complete guitar circuit is, as I said above, merely an extension of the amplifiers pre-amplifier circuit. My acoustic electric is making "humming" noises that stop only if i touch the jack or wires inside the guitar. I have an American Standard Tele that I put a Seymour Duncan Alnico Pro II in the bridge and Fender Custom Shop 69's in the neck and middle. Why are you telling people to avoid Monster? Amp: Yamaha THR10x. 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' houses and jack are are all connected together in a ‘ ground loop ’ or minimal. Why does my bass hum when you 're not in contact with the strings or input.! When the pickguard is unscrewed, but when I touch strings [ Broken link ] preferred.! [ Broken link ] first used for making guitar strings spring claw, and obviously the ground will to...
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