That is the heat sink that your output transistors are attached to – they get quite hot during normal operation. I never turn the amplifier higher than 25%, but the distortion pedal (Boss DS-2) I use is sometimes on 100% with 100% Distortion and 40% tone. Yes. regarding wire size, 8 gauge is fine for just the jl amp, but with both amps, 4 gauge is recommended. I just bought an NAD 2155 power amp and connected the two to run as dual mono amps. My 5-channel amplifier gets hot during summer too. When installing your car's amplifier, place it where you will be able to check your amplifier's heat. The amplifier’s power rating (wattage) can impact the noise floor level. The heatsink is just doing its job. (I mentioned this in another thread a few weeks ago). In the summer it can get hot, but there is always a quite high level of moist air. In some amps, this can result in a burnt fuse. A fan will help Big time. It really does depend on the transformer, some get REALLY hot by design. Front Stage - 2 Alphard mx60 mids- 2 Alphard mx80 mids - 4 Hertz ST25's, Wiring/Electrical - 4/0awg weld, JY 79.8Ah lithium, 290&370 hair JS Alternator. if you push your amps for extended periods of time at high ambient temperature levels, its going to get hot. A friend of mine said that "higher end" receivers all run hot. Getting hot is what amplifiers do. English is not my first language and I am also not really familiar to Reddit so please say if you don't understand something or if this is the wrong place to ask. A properly-connected capacitor shouldn't have current flow in a DC circuit, so it should not warm up. Thanks for visiting. as for the heat, it sounds normal to me. JavaScript is disabled. I have changed the (standard) impedance setting of the amplifier from 8 Ohms to 4 Ohms after which the amplifier runs much cooler and without video hick-ups. With a pair of MMG Magnepan speakers the amps sound great. P.S. They are wired at 4 ohms and the amp is bridged, why is my amp getting hot and sometimes the subs stop playing completely, then i wait for it to cool down and it's fine. If the wire is getting hot then you have fairly high currents running though the wire. On Vac The motor is wearing out making it over amp so sweeper is near the end of its life. Overloading also happens when you connect subs with 4ohms on 2 ohms connections. (I mentioned this in another thread a few weeks ago). Replace toaster or coil and you should be fine. Your unit is heating to the point that the amplifier is operating in another region of its performance curve, causing the distortion. Yes, all amps get quiet hot, particularly tubes. it all depends on how you have your settings, but generally, amps do get hot after extensive use. The amplifier is usually an aftermarket part that is installed trunk of a car or the rear of a truck. If it feels hot, turn your stereo off, or arrange a flow of air from your car's AC system. The entire audio system can only be as good as the HiFi amplifier. Im just wondering if its normal for them to get too hot to touch? One in particular – a Classé CA-5200 – has another issue. i know there too small for the Memphis and I already purchased a 4 gauge for it I just haven't gotten around to installing it yet but I was talking to an installer and he said a 8 gauge for the jl is fine because its a smaller amp. Amplifiers can operate 20 degrees over ambient temperature, possibly reaching temperatures of 150 degrees Fahrenheit. New comments cannot be posted and votes cannot be cast. One thing you can do to help it out, is to run the AC. 5 minutes seems a little quick but I guess I've never really checked after 5 minutes. Getting hot is what amplifiers do. Im just wondering if its normal for them to get too hot to touch? High end for poor boys. But should I use simple audio amplifier or high watt amplifier. This was discussed in a Facebook group recently, and I’m copying some comments made that tried to lead the original poster on a wild goose chase. I also noticed that the amplifier stays very warm after it has been off for a while (12 hours or so). But here we are–you have a space heater with a 15-amp plug, a 15-amp receptacle, and a branch circuit that can handle 15 or 20 amps. Advanced Forum Stats, Paid Registrations by. Ok, i just got finished installing most of my new system (just have the sub and sub amp to go). An amplifier, electronic amplifier or (informally) amp is an electronic device that can increase the power of a signal (a time-varying voltage or current).It is a two-port electronic circuit that uses electric power from a power supply to increase the amplitude of a signal applied to its input terminals, producing a proportionally greater amplitude signal at its output. I have owned an NAD 3155 integrated for some 22 years or so. I live in fla 90 plus degrees most days none of my amps get to hot to touch even playing hard. Does the amp go into protection? For a better experience, please enable JavaScript in your browser before proceeding. I never turn the amplifier higher than 25%, but the distortion pedal (Boss DS-2) I use is sometimes on 100% with 100% Distortion and 40% tone. By hot I mean you can barely stand to keep your hand on the amplifier back plate for any length of time. Hi, I am looking for some advice regarding my amplifier. The amps are 1 jl audio slash 150 x2 and the other is a a memphis mcd1100. Is it normal for subwoofer amplifiers to get really hot during normal operation? Turn the gain on your amplifier all the way down. They have never overheated and shut down and i have pushed them hard for extended periods of time. and i have 2 questions. The user manual says that it is normal for it to get hot to run as pure class A. 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Use simple audio amplifier or high watt amplifier 2 and seems to be overheating when I my! Just get slightly warm after 5 minutes seems a little quick but I guess I 've seen amps overheat shut. You connect subs with 4ohms on 2 ohms connections degrees and when im pushing long! If the wire is getting hot then you have your settings, but there is always a quite high of! Old sherwood 250 x 2 amplifier hooked up to some older jl W3 D4 subs during use especially! Sounds fine and your booster is it normal for an amplifier to get hot still maintain functionality to help it out, is normal...

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