If you are familiar attending any type of live show, concert or performance using PA loudspeakers, you will most likely also agree that loudspeakers humming, hissing or buzzing noise can quickly ruin a performance. Audiogon Discussion Forum HISS Picking up on the headphone aspect of your problem, I was listening to Vaughan Williams 6th Symphony this afternoon and this has passages which are effectively silent except for a soprano singing very quietly. When not playing guitar, you can find him either rock climbing in the Swiss Alps or painting landscape watercolors in the wilderness. Amps Turning the gain past 5 with the volume at 2 creates way too much hiss. Some folks say the ISP G-string does a better job of noise reduction, but since the NS-2 works for me I never saw a need to try something else. I've just put an ear up to my speaker drivers - slight hiss from the tweeter & slight hum from the bass unit (the same for both sides). These two noises: hum and hiss, in reduced amounts are normal and are present in every amplifier to a lesser or greater extent. 1. No you would want to put the following effects in the effect loop of your amp: eq clean boost (if used for a solo volume boost) chorus/flanger/phaser (if deeper phase is needed) delay reverb clean boost (if Thanks for visiting. Hi, all. These noises are frying, explosions, couplings, motorboating it sounds like an old boat motor: plo-plo-plo-plo-. ago Room07 9 mo. my speakers are Magnepan MG12, they have very good high frequency response. You must log in or register to reply here. Analog audio signals are AC electrical signals transported via conductive wires. Brand new ? Simply taking a Q-Tip with rubbing alcohol and cleaning out each of these jacks will remove any excess dust from the jack. RF filters can also be installed, if RF interference is overly problematic. In an active speaker system there is no passive attenuation applied to the tweeter so a low noise amplifier is even more critical. amp hiss Loose cables can cause interference and electrical noise. According to the specs for the amp, 125 milivolt produces 1 watt,so it seems pretty sensitive.If all of the tubes in the preamp are the same,you may want to swap one pair left to right,"just to see"if it makes any difference. Amp Buzzing When Plugged Into Guitar: 7 Reasons & Fixes, Is It Normal For New String To Buzz? The amp volume is sufficiently up. Mark Is Buzzing Noise Only Created In Cheaper Amps? You should consult with an attorney licensed to practice in your jurisdiction before relying upon any of the information presented here. Is Your Amp Supposed To Buzz? Turn it down 1-2 dB (decibels) and talk into the mic again to see if it helps. Messages 7,354. What frequency is amp hiss? The most common way a transducer is damaged is by the burning or melting of the voice coil and/or the deterioration of the transducers suspension and cone. Consider acquiring some key equipment mentioned in this article and always have them in your toolbox to be ready troubleshooting these typical noise issues. 1,131 There should be no, zero, nadda, hiss with this amp. Hiss: Similar to white noise, it is a steady-state noise, which sounds like rain on a rooftop or steam coming from a kettle. How much hiss Any cookies that may not be particularly necessary for the website to function and is used specifically to collect user personal data via analytics, ads, other embedded contents are termed as non-necessary cookies. JavaScript is disabled. amp hiss By Ifandi S. January 3, 2023 No Comments How Does Amp Work & Why Does It Buzz? London Jan 13, 2014 #1 I just got myself a blues junior (first tube amp) and wondered if its normal to hear a low buzzing noise when the amp is on at very low volume settings? Solutions: If transformer noise is an issue, you may notice that the amount of noise changes over time, since it is dependent on the quality of the AC line voltage. Happy noise-free listening! Preamp tubes usually cause problems through noise or microphonics. I disconnected the input to the amp and there was no noise. #1 Dear hi fi fanatics, {Epos M22 Speakers / Creek Evolution 2 Integrated Amp / Dennon CD Player} Two things: I got hiss coming out of my integrated amp. Hiss from my Amplifier | What Hi-Fi? Forum Did you just buy this ? thetubestore Blog I would start by swapping the 12AX7 tubes around and seeing if there is any change. Without a schematic, it's dificult to tell you where to look,I don't know if there is a soild state volume control chip,or a motorized pot. I believe the preamp uses 2 6SN7 tubes per channel. Jun 14, 2020. Ifandi started Strumming Bars to answer all the questions of a guitarist. I've heard from people that tube amps just naturally hiss. Same offer as Gadget if you want to experiment (i'll loan you some 6sn7s) if you want to meet me. ), audible loudspeakers hum and hiss are generally induced from poor wiring, ground loops or other electromagnetic interferences (AC line hum, RF interference, USB and computer noise). Ferrite chokes can also be bought as clip-on units and you will have to ensure that the choke you purchase will fit on the cable you intend to choke. From my listening position, it's dead silent and NEVER intrudes upon the music. Reamping, Hiss / Noise & My Findings Hiss is high frequency in nature, hum being lower frequency, most commonly 60Hz. You are using an out of date browser. This is exactly my friends conclusion. My rule of thumb regarding hiss is that it should never be more than 10% the spl of the total harmonic distortion of the amplifier driven to RMS clipping into the load youre listening to. Is this the experience of other users? If it may eliminate ground hum, the potential shock hazards that come along with it are not worth the risk. I have had more noise from solid state equipment than tube equipment for sure. Ccranked amps have a LOT of signal gain so a tiny amount of noise will become audible. https://shop.grantfidelity.com/files/cyber-222 MKII_manual.pdf. Wiring issues can be the result of improperly wired, mismatched or loose jacks/plugs, lose or damaged cables, or loose solder connections. Swap the two speakers and see where the hiss goes. Loudspeakers hum, hiss or buzz noise can easily ruin a live performance. Updated. Altough it has a seperate overdrive channel, this is virtual as the amp really is a single channel amp. amp I just built a Deluxe Reverb circuit and also have a 66 vintage one at home. It is normal when you increase volume and gain to get an increase in noise. DIAGNOSING TUBE PROBLEMS Diamond Amplification Is a little tweeter hiss normal I was amazed how much the clean channel hissed, regardless of where the gain was set. Reduce Static Noise in a Microphone Phono sections definitely have some hiss. Fender Tone Master Deluxe Reverb Experiencing audio problems such as static noise is normal for headphones that have been in use for a long time. Having owned, played and gigged with many different tube amps I've observed they all have some hiss - varying from minor to major. 1. How much tube hiss is normal? - Audiokarma Home Solutions: To troubleshoot wiring issues in an audio system, try wiggling the cables around while listening for loudspeaker noise. Lets start with how an amp works. In most well-built amplifiers, this is not an issue, but with lower-end models, this extra noise can be distracting. A ground loop happens when various audio equipment are plugged into different AC outlets. Try this in a dealer's showroom: it will be the same to a lesser or greater extent. The amp is not in standby mode. A small amount of humming or buzzing is normal. Works for some people with a hum problem. 3. In the vast majority of cases, the gain setting is to blame for static noise. This website uses cookies to improve your experience while you navigate through the website. By accepting all cookies, you agree to our use of cookies to deliver and maintain our services and site, improve the quality of Reddit, personalize Reddit content and advertising, and measure the effectiveness of advertising. This could be hash on your AC line. I'm usually down around Cherryhill Marlton area of Jersey on Sundays (next weekend being the exception). Glad I could make ya feel better! This article reviews each of the common causes of audible (and irritating) loudspeakers hum and hiss, and discusses effective strategies to get rid of the noise in your PA system. The speaker mute switch is not engaged. Turntable Humming. If you are playing with single coil pickups, backing away from the amplifier should dramatically reduce the buzzing sound you will hear., An investment into humbucker pickups is well worth it for the added power. This evening I tried my Marantz MP6004 with the volume control at 3 o'clock and I could hear nothing from 6" away from the speaker. There are three methods for removing USB (and HDMI) cable noise. How much amp Noise hiss etc can you tolerate? Many point to tube amps as having noise but I have found that some SS amplifiers can be even more so. If the transformer noise is a persistent issue, putting an AC power regulator between the power mains and the audio systems can help eliminate any pesky DC on the power and, therefore, transformer noise sent to the loudspeakers. [Newbie] What amout of AMP hiss, noise is normal? But opting out of some of these cookies may have an effect on your browsing experience. Sumtins up. One thing they have in common is that the noisefloor (hiss) at idle (volume pots and reverb turned i have 30+ tubes throughout my system and it is by no means solid-state quiet. My DC-3 hisses more though it's not out of control. Engineering Academy. As the shield of the audio cable is typically connected to the grounded chassis of both the computer and the loudspeaker, it effectively closes a loop between outlets A and B. Solutions: Cleaning turntable cartridges, vinyl record grooves or tape recorder heads will reduce the unwanted noise. Overall, your playing tone will not be as clean and it can be frustrating in the long run., NOTE: If your amp has been buzzing for a long time and you are used to it, I suggest visiting a guitar store and try out an amp that doesnt buzz. Heck, my tube preamp in my home hi-fi has some hiss. tube hiss can be caused by a multitude of factors. You may notice some hiss. When I plug in the guitar the hum is a bit less and when I touch the strings even more, but even on the 0,1W position I'd perhaps worry if I could hear music or speach that would indicate interference from radio signals. Track direct and use a POD or other amp simulator if you don't want the noise or, at the very least, change amps/speakers to minimize as suited for whatever your style of music is. Save my name, email, and website in this browser for the next time I comment. While a small amount of buzzing is normal, excessive buzzing is not normal and should be looked at. Updated : Today at 03:32. Such post-processing must be done with great care to avoid removing vital part of the audio track itself. For active loudspeakers, the design of the product and the quality of the components used reveal themselves in how much noise there is, when no audio signal is sent to the loudspeakers. hiss This is especially valid for entry-level amplifier designs. This can also cause your amplifier to start buzzing., Consider replacing your power cable if they are old and beat. Over the years, his passion for acoustics led him to design recording studios, lecture about psycho-acoustics and calibrate recording studio control rooms around the world.