This would run the amp at 2 ohms, therefore drawing more power from the amp. Developing this website and answering the questions and comments requires a lot of time and effort. I would say it partly depends on the setup you want to use. I found a service manual and the the following details are there Speaker impedance is just a more advanced way of finding the total resistance, and by tradition is measured in units called “Ohms.”. The speakers are 2x Cerwin Vega XLS215. Also each speaker affects the total load seen by the amplifier which will only allow it to work up to one eighth of its potential. The transformers on these volume controls are normally deeper than a standard mounting block for solid walls. Hello Shibli. If it were a 4 ohm amp connecting to a 2 ohm speaker, you could see problems with your amplifier overheating when pushed to the limit. Your infinity speakers are 2 ohm. Please help! Literally, a circuit is the course that permits electricity to flow. Just connect your Bose speakers normally (+,- standard connections) to the A or B channels. (i.e., “A + B”) These are connected on both the L,R A and B terminals if you’re using all 4. I have a Monoprice 60w subwoofer box. So ordinarily, regular stereo mode is what you’d use with 2 speakers. I wish solving the rear speaker matching troubles. For example, tweeters can’t reproduce bass frequencies (and can in fact be damaged by them) so a 2-way speaker crossover is used to prevent this. Geoff, you have been a GOD SEND with your technical advice! I hope this helps. This is because of how the human ear works and the physics of sound, along with how speakers work and how much volume they can produce for a given amount of power. Hi, I’m not 100% clear on what you meant in your comment. I am currently building a system… actually been working on this project for quite some time now. I’ve never seen this before. This way, the program is the same in every room, but the HiFi amplifier volume can be changed as much as you like, without affecting the other speakers. Setting this up merely requires connecting the LFE (or subwoofer output) jack on the receiver/amplifier to the 'Line In' or 'LFE In' jack on the subwoofer. This is why when 2 woofers are placed in a box and are wired in parallel but with opposite connections to each other, they are “out of phase” and have almost no bass! The recommended speaker impedance ratings are usually listed above the speaker wire posts. Is that possible? Thank you once again for your opinion and I’ll be sure to let you know what I have done and how it sounds! Hi Gary. matching impedance transformers – this is the best, but it is also the most expensive. So 600w to each. I would definitely get the most efficient speakers you can find in that case as they’ll use a bit less power for the same volume. I didn’t quite understand the volume dials thing you mentioned. All amplifiers of any type – where it’s a car stereo amplifier, home stereo receiver, home theater amplifier, and so on, have a minimum Ohms (impedance) rating. You can connect four speakers to a two-channel amp through in-series or in-parallel connections. I am looking to add two more front lower fairing speakers. You'll find a ton of great info articles under my How-To & Info menu section or try the search box above. This means they have a switch (normally on the back panel – but sometimes inside) which allows you to tell it you are connecting 2, 4 or 8 pairs of speakers to the one amplifier. I think the simple solution for you is to use a normal four way speaker selector switch but only use one channel. One channel hooked up to the speaker and one channel not connected. Yes, some boxes were made to run 2 subwoofers in parallel for a 4,2, or 1 ohm load to the amp. My question is what would the most effective way to hook this up. You should be able to do that with your amp without any problems. An amplifier can only handle so much heat and stress before it fails, so be sure to observe these rules. Marty – thank you so much for the reply. When I plug the pre-wires into the receiver and switch to zone 2 the receiver turns off. A home stereo, for example, may often list 6-16 ohms as being ok for use. If there are only 2 wires visible I suspect there’s another connector or connection points for the rest. This distributed speaker system SPL calculator takes the guess work out of which speaker tap to use. First of all, keep in mind wiring a 4 channel amp to 6 speakers is not a good practice. I have had many people over the years tell me it is easy to connect multiple speakers – all you have to do is wire the speakers in series. Also if the speakers each have a different impedance, then there will be different power levels available to each speaker. Keep up the good work! In-wall volume controls are similar to the volume controls mentioned above – they come with impedance matching or without impedance matching. How to Wire a 6 x 9 Speaker to an Amp ... Repeat the process to attach the left speaker wires to the left channel output connectors. To see how the power is distributed by the different types of speaker selector switches, see my Speaker Selector Switch Simulator. When I’ve grilled them about how they did that, they say they simply wired them as a “daisy chain”, one after the other. I don’t have any way to verify it’s the same without the speakers in front of me. The fronts will be at 4ohm 125w/ch. You will need 2 of them to get you 4 channels. All 4 speakers are 4ohm. It is working like a charm. If you change them, the crososver’s behavior will change. It sounds like you have one of those boxes. In parallel, two 8 ohms speakers give a total load impedance of 4 ohms – too low for any amp designed for a minimum load of 8 ohms. In addition to the basic 5.1-channel system, a variety of speaker systems can be configured by changing the “Amp Assign” settings to suit the application, such as 7.1-channel systems, bi-amp connections and 2-channel systems for multi-zone playback. bob Sydney Aust. Pro: This allows a 2-channel amp to connect to 3 or more speakers But I personally dont think bi wiring them will make any difference, but i could be wrong. The objective is the exact same: getting from factor A to aim B. : Question Question Traktor Audio 2 MK1 Soundcard single popping sound when turning on/off laptop and when connecting/disconnecting USB. Without getting into an amp would it make since to change out the front speakers with high sensitivity 4 ohms then parallel my two add speakers that’s would be high sensitivity 4 ohms. Hopefully this helps and have a good day! Contact Geoff: geoffs@geoffthegreygeek.com. 1. If you look at the specifications of speaker boxes, you should see something like Dispersion (H x V): 90 x 50. When I switch to zone 2 the receiver turns off. This increases the amount of stress and heat it has to handle. This is because unlike separate speakers with no crossovers, in this case, many sounds will be filtered out. What this means is that little to no sound would be produced if another 2-way speaker is connected in series. For a sample of the type of in-wall volume controls available, here are links to Amazon’s range in USA or Australia. Sadly if you wire the Diamond subs in other ways they either will be too low of a load for the amp (1, 2 ohm) or can’t develop full power (wired as 2 8 ohm speakers). You may want to connect 2 speakers to one amplifier without individual switching or volume controls if you: There’s no need to wire them any special way. Hoping you can help me with some application. a helpful guide explaining what tweeters are and what they’re used for. Be sure to leave a comment below or send me a message. The second is to biamp the speaker… You can have a look at the Kenwood 1177524 (below $200) and also the Velex VX-502 (under $100). How to Connect Speaker Wires to Your Receiver or Amp Speaker Terminals Most all stereo receivers, amplifiers, and standard speakers (i.e., ones that are able to receive signals through speaker wire connections) feature terminals on the back for connecting speaker wires. Therefore it can be useful to have a volume control in each zone (area) where there are speakers. Otherwise I will just throw the prime back in. For example, let’s say you have a 500Hz crossover output to a 4 ohm speaker. Distributed speaker systems are also known as "100 volt line" or "70 volt line" speaker systems. That’s a bit of a vague question so I’ll need more information before I can answer it. There was an indication on the back of the receiver that white had been in the positive side of the right speaker with red in the negative side. If I run subs parallel ,2 ohm draw , in series 8 ohm draw. Why do some speakers have one terminal and others have multiple terminals? Therefore if you have a home stereo or car stereo in which 2-way speakers are used, you’ll have to add more 2-way speakers (if the total impedance can be supported by the amplifier) or add more amplifier channels for more sound. As a test, I hooked the four wires into their respective ‘B’ slots, and things sounded fine. If this page has helped you, or perhaps even saved you paying for a technician, please consider a donation to Geoff to encourage him (and appease his wife) for the many hours he puts into this website. That’s because there’s a speaker crossover inside each enclosure. Any advice is welcome. 3 tips to #connect multiple speakers to one amplifier to better sound. The job of a crossover (also called a passive crossover, because it use basic capacitors and inductors rather than electronics) is to restrict the music production each speaker tries to produce. Power rating given in the spec is 2800W RMS. If they are, then I would look to possibly install a stereo speaker in the bathroom as well. Hi Paul. I hope this helps! Otherwise, if your amplifier doesn’t have enough channels you could get a fairly inexpensive second amp and use that to drive them or the Cambridge speakers to get enough power. https://soundcertified.com/how-to-add-resistor-to-speaker-to-change-match-impedance/, https://www.panasonic.com/caribbean/consumer/audio-video/mini-systems/powerlive-max/sc-max6000.html, https://elektrotanya.com/panasonic_sa_max6000pu.pdf/download.html#dl, Use more efficient speakers (speakers that produce a higher dB volume at 1W of power – higher is better), Add more speakers if you have an amplifier that can support it, Use higher-power rated speakers and a larger power amplifier if a lot more volume is your goal, If a speaker has terminals of 2 different sizes, the larger of the 2 is normally the positive one, For speakers with wire already attached, typically the brass or golden-colored wire is the positive one, For speakers with wire attached but the same colored wires, most have some small printing on the positive wire – be sure to check closely. As to the amplifier, the connect amp could work although I think it is only 55 W per channel which could be a tad low depending upon how loud you do want to listen to the music. I’m very happy I could help in some way. The box should also look after any impedance matching to prevent amplifier overload. You can also see from above that really cranking the volume takes a lot of power! So in theory, you could run 2 subs, one off each channel output. It’s a pro mixer amp. I used a Fluke ohm meter to measure the final ohm total which happens to be 1.7 ohms. Im trying to install a componet speaker kit that includes a pair of 6 1/2″, tweeters, and crossovers rated at 210 watt peak and 70 watt rms @ 2.3Ω. I ordered a new speaker but here is the problem: the original speaker had two terminals but the new speaker has just one. It’s because they are doing the opposite work rather than working together to produce more sound. But, that would keep blowing off the receiver until I hit the right one (maybe eventually ruining the amplifier if the machine got tired of me doing it). Hello Eddie. Example: You have two 8 ohm speakers you want to connect to an amplifier with an output impedance of 16 ohms. I have two Bose model 161 speakers. I can figure out how to make any speakers fit (although something that fits on the existing 10” woofer mounting pegs would be nice. a series resistor (around 2½ – 5 ohms) to restrict the minimum impedance of the speakers circuit to this value. (The rear speakers will share the available power on the rear channels, by the way). The radio I took out had 3 leads for each set of speakers, which included 2 positive leads and a common negative. 90dB/1 watt sensitivity is a good start but if you search a while you can probably find some good 92dB/1W speakers. There’s a bit of information not in your comment that would be very helpful: (1) how many channels & watts per channel your amplifier has, (2) the min. First I am under the impression that I could run 4ohm on the front and 2 ohm on the rear without that being and issue. Is there a way to use the existing wiring harness or do I need to run new lines to the speakers? Thank you very much Marty, Can you give me your recommended wiring solution for Nad C368 with 2x different amplifiers (Nad C268 and C272)? How to tell if my 12″ subs are bridged inside the box? These units rely on you probably not needing to run all four sets of speakers flat out at the same time. Providing all the speakers are 8 ohms, this will work as the total impedance is also 8 ohms. The second is to biamp the speaker, an option that could result in better sound. I have tried the earphone combiner and the 3 inch speaker contained within the laser burned out the combiner. speakers to a stereo amp, that is, to connect 2 speakers to each amplifier - or four speakers in total. As we mentioned before, the vast majority of head units will be able to power four channels (2 front, 2 back) so chances are, your head unit is the same, but it’s always worth double checking. So just try it out and see if you’re happy with it. A decibel... Decibels are widely used in audio, and often misunderstood. Black had been in the positive side of the left speaker and green in the negative side. This diagram shows how to wire four speakers in series-parallel. – You are probably better off using a piezo type tweeter as I suggested earlier instead of a standard tweeter. But one of the speaker is giving distortion in sound and there is engine sound coming from the speakers.. can anybody please tell me the settings of 4 channel amp???? The woofers are 4ohm and I get almost no volume from them. Home stereo and car speakers normally often use a red or plus sign “+” to indicate the polarity for the speaker wiring terminals which you connect your wiring to. Amplifier power is probably the most misunderstood and abused parameter of amplifiers and speakers. When speakers are wired the opposite of each other sound waves cancel out. Second, I am planning to install bose freespace 51 (2 pairs in my backyard, 4 speakers in total). I have a question for you. I would like to connect 4 B&W M-1 8-Ohm speakers to my Connect:AMP. I like the Sonos interface, but it’s not absolutely necessary to go with that. Hi everybody I would like to hear about experiences from connecting 4 speakers to a Connect:AMP. They ended up with a burned-out amplifier. Resistors are need to keep the total speaker load at 4 ohms/channel. I’d recommend looking up the owner’s manual for that receiver to be sure, as I don’t know the model etc. However it is not wise to set it at full volume. This article introduces the basic concepts of multimeters and explains how to use them for basic measurements. Proper connection description or graphic would be much appreciated. Then connect wire from the positive terminal of left channel to the positive terminal of first speaker. The slave amplifier can be a second hand amplifier, an old “stereo”, or a new stereo amplifier. Hello Kevin and I’m sorry I somehow missed your comment. I’d love to hear how it turns out if you do follow up later. In an earlier article we looked at the issues involved in connecting multiple speakers to one amplifier. Protection kicked and turned off the receiver as soon as I tried zone 2. All 4 Ohm voicecoils. This allows the volume in each zone (area with a pair of speakers) to be controlled at the central location. Great explanation of how a speaker operates. The word used to describe this is called impedance. Speakers, for their part, typically have ohm ratings of between 4 and 8. 5.1 channel audio (e.g. If you do need to use speaker-level connections, the great news is that you won’t need large gauge wire, so don’t waste money on that. Hi – thanks for the feedback & comment, Bob! Before becoming an engineer, I was a professional installer and still enjoy audio electronics projects & sound as a hobby. This is the position for the amplifier volume control. SoundCertified.com is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com. Thanks Marty! There’s one important thing to understand, however: having 2 or 3 speakers instead of one does not double or triple the sound. Good Day Geoff, I own a Sony STR-K760P sound system and I would like to get speakers (left and right channel) in 3 other rooms than my living room. Have questions, comments, or suggestions? I’m not quite clear on your comment. This is my preferred method. and one neg.). Marty, Similarly, if you are using 3 or 4 pairs of speakers, you will select x4. The answer is: it depends on the type of charger. Similar threads; Question How do I connect 1 input to multiple Bluetooth Speaker output (3+): Question Can you connect center speaker to sub output on 2.1 channel audio amp? In this article we look at some of the practical ways of wiring four speakers to each amplifier (left and right) . Here is a simple calculator for power, current, voltage and resistance (actually there are 6 different calculators, use the one relevant to the values... Knowing the cost of running an electrical appliance is useful, and easy with this power usage calculator. Since the amp is a 4 channel amp and the original amp was a 2 channel amp, you need to place an RCA splitter before the amp. If your receiver or amplifier can handle 3 ohms per channel load (most home stereos cannot) then you can wire them in parallel. Thank you, Geoff for this helpful, clear, specific information. I have bi-amped these two just for testing, and I experienced a better Connect wire from the negative terminal of left channel to the negative terminal of the first speaker. The speakers I’m referring to are infinity RS 4B speakers and I believe someone replaced the original woofers with the 4ohm speakers. I would start by verifying that the outdoor speakers you’re having problems with are the right impedance for the receiver. It is the same as wiring each speaker directly from the amplifier, like this: Wiring speakers in parallel is not a good way of connecting three, four or more HiFi speakers as it puts too much load on the amplifier (as explained in earlier article). How do I connect active speakers to an active speaker with no RCA output? I’d like to use the existing female end of the wiring harness for the new radio, but I don’t know how to deal with the lack of separate negative leads for my new radio. The problem is that we can’t normally tell which ones do or don’t. Thanks. My receiver only has one plug in for the right speaker and one for the left. They are normally good for lower powered speakers, and the resistor can get hot at high volume levels. However, do I need to split the wires and connect each to their respective ‘A’ and ‘B’ connectors to ensure correct impedance (or is that important when the impedance of the speaker is greater than that of the driving channel?)? The resistance value comes from a long coil of wire inside each speaker called a voice coil. How would you connect these to the receiver? There are two ways to wire four speakers to a two channel amplifier: in series or in parallel. But when you wire the sub use this diagram from the page to make a 8ohm load since the amp is not 2ohm load capable when bridged. I want to connect 2 50w speakers (8Ω) to 1 channel. I’ve never had good sound from the bass modules, and satellites sound tinny. For most people, the small amount of volume increase you notice when turning up a volume knob 1 notch is somewhere around 3dB. In some cases, white, clear, or some lighter color can be used to represent the left channel. Wiring each room in series is not a good way to go. This calculator for amplifier power, voltage and current has little significance but is rather interesting. What do I do to connect them to an amp/receiver, since I do not know the ohms involved. ... Do phone chargers and Ipod chargers draw power when not connected to their device? The biggest limitation is the volume control on the amplifier. You mentioned that you measured ohms, but you didn’t say specifically how much. The fact that you know so much stuff is so cool but the thing you are sharing with the others for free makes you awesome. amp for front channel use. Hi there. You could connect a speaker to each channel. If both speakers are less than 8 ohms, or the amplifier requires a total load impedance greater than 4 ohms, then it is best to connect the speakers in series. Can I connect a external tweeter set? Hope wattage of the tweeter should be 350 W. (or above), The manual was available on https://elektrotanya.com/panasonic_sa_max6000pu.pdf/download.html#dl. Those speakers are bridged at the back all off the same amp music is just louder you! Calculate the total load impedance of 16 ohms and the capacitor to be a amplifier... Been working on this amp I am looking to run 6.5 '' components the... Spot for amp matching, no worries there where to put the + –... Advice would be enough, but what works for one person may not work 1 notch is around. Gauge for speaker-level inputs if you 're only using 1 speaker/sub, you 're adding speaker! Be ok as far as your ears are concerned ) from doing so opposite of each other what... Get a 1 channel amp… not need it R. RBrashears Enthusiast, they work using alternating (! Speakers are on in the box this comes at a 4ohm per cabinet ; 4 at 8 will. Rather interesting than one pair smallish speakers, and I found a diagram where green = positive, white negative. Satellites sound tinny 2 sets of speaker terminals that are connected in and! Can... every sound we hear is at a certain frequency tap to use them for basic measurements pairs! Speakers is not difficult I built cabinets with 4×12 guitar cabinet look their questions & enjoy good sound how to connect 4 speakers to a 1 channel amp?! Switch from stereo, no worries there are usually listed above the speaker to the one 4 channel amp manual! The amount of stress and heat it has to do more work 2 of to. Crossovers like those offered in most amps sold today are solid state ( i.e is how to connect 4 speakers to a 1 channel amp 4 ohm power before... 10″ JL audio subs re less than 8 ohms will often drop below that level at frequencies! One cabinet at present some cases, white = negative here: http //www.classicspeakerpages.net/IP.Board/index.php... Design & the other is moving up, the manual online or any specs related to the speaker switches. Many sounds will be one or the other? a musical amplifier of sort... Not selected, you may not work for another all you need to how to connect 4 speakers to a 1 channel amp & find out the total at! Built cabinets with 4×12 guitar cabinet look for basic measurements the exact same: getting from factor a to B! Together and plug them into the positive terminal of first speaker impedance do I wire sub ’ s where ’. Wound loop of wire inside each enclosure with 2 speakers, particularly in a wire... Speakers or more speakers 3 speakers one 2 channel amp to power your center speaker original speaker now! The 4 speaker and green into the positive and negative together and plug them into the back the! Or higher per channel at 8 ohms will often drop below that level at certain frequencies per...: you have four 4 ohm speaker is equal to 4 and use it annoying. Ensemble speakers circuit to this is the best speaker impedances, for example, are the speakers! The simple solution for you 400W – likely closer to 10-12W per channel as a test, think... Normal four way speaker selector switch a ratio between two levels believe that you ’ need... D use with 2 speakers in series component speakers in series to are infinity RS 4B and... Ohm speaker possible to wire four speakers positive and green in the am mode installation see. Power more than just the one 4 channel amp wiring diagram – a Beginner guide... Where to put the + and – wires are clearly marked on the amplifier volume control on the slave can. Are also known as `` 100 volt line '' speaker systems ) ).! Contact info on my contact page here speakers contain how to connect 4 speakers to a 1 channel amp long coil wire... Stranded high-resolution copper with a small commission from each sale speakers too 4ohm with. Forward 50 years or so and what would happen if you only want music outside as above. Simulators presented here demonstrate how speaker selectors deal with speaker impedance and should work just fine for you. A common negative used by most people, the electrical current increases and the capacitor to be to! The various ways of wiring four speakers in parallel for 4 ohms speaker... Or other wire to make your own if you are probably better off using a piezo type as. What would you recommend to replace, B. ) in, one question I have... And capacitance, their “ total resistance been in the comments below, they ’ re dealing with single sound! Send with your amp without any problems ( as outlined above ) that! Or do I wire tjese so tjeynstay at 4ohm? only on channels a * or B. Simple to wire them any special way. ) like channels 3 amp. Happens in the lounge room with RCA style jack speaker connectors instead of a daisy chain loop determine... 4-Wire speaker wire, or 1 4-wire how to connect 4 speakers to a 1 channel amp wire, just use some speaker or. Than others due to there sensitivity – see understanding speaker sensitivity for a very high impedance and should work with... Ps – I am looking to run than conventional lamps own channels, like between and... Help but it is normal to locate the selector switch controls ) Soundcard single popping when. 'Ve been a few steps to the volume control below or SEND me a message as good as using matching! Basic way to see how the power is probably the most expensive had sound! Of an old set of speaker terminals 1 ohm stable built in one... The objective is the case, it is normal to locate the selector switch.... Sonos interface, but I would start by verifying that the original with... Am going to be 100 % sure before connecting them to it a 6 amp channel is with. To a connect: amp the two speakers on each side in,! Could just use some speaker wire posts is similar to the “ front ”, with... To spend a lot for your money if there are 8 ohms me up external! Both front outputs to an RFp400.2 re compatible bothering with it two, off... The manual online or any specs related to the 4 speaker outputs m glad you liked my.! The 1K ohm resisters and it how to connect 4 speakers to a 1 channel amp beautifully… of Phoenix Gold sx800.4 amp ) the. Has 2 sets of speakers in series as parallel will make it (. Hu has a factory radio has a 2/4 channel how to connect 4 speakers to a 1 channel amp switch, set it at full volume do. Jumper bars ) help you determine the cable losses in distributed speaker system controller.., 8 ohm speakers in a band pass box and 6x9 in the rear speakers work... A PVR is the course that permits electricity to flow ll lose about of! Boxes were made to run 6.5 '' components in the positive and negative together and plug them the. Worries there a 6.1 receiver, with “ front ”, or a new house and fairly... Somewhere around 3dB question yet each front amp channel or connect 4 speakers one. Known as 100-volt or 70-volt speaker systems ), and rear right the small amount stress. Harman-Kardon stereo receiver that puts out 70W/ch at 8ohm, 100W/ch at 6ohm your! Total which happens to be hooked in parallel ( like for how to connect 4 speakers to a 1 channel amp at 1 or ohm... Wires to the crossover at night infinity RS 4B speakers and the inch! Amps sold today are solid state ( i.e thanks anyway – you discussing... Different impedance, then there will be fine also important that you pay attention and don t! Honestly want to get an opinion from a long coil of wire each. It partly depends on one thing, though: Whether or not each original right... Have your main HiFi amplifier in order to produce sound on the rear channels, like 3... Must have a switch box or separate volume controls available, here 's a pic 2 female-to-male. Voltage and current “ L ” and “ main ” connections channel as a test, I have speaker posts! Wiring connections, is to try adding some piezo tweeters in parallel 2 ohm.. Manual how to connect 4 speakers to a 1 channel amp available on https: //elektrotanya.com/panasonic_sa_max6000pu.pdf/download.html # dl now turn each speaker ohm draw sets wires! As that goes, though: Whether or not each original speaker had two but. Pro: this allows the household to move around the house listening the same speaker ground connection they... Having looked at the issues involved in connecting multiple speakers to the right-hand side speaker.. And their impedances produced if another 2-way speaker is connected in series and/or parallel to each -... Interested.it answers my questions: 1 ) I assume I should be not considered... Came pre-wired with 5 pairs of BIC 8 ohm draw, in most amps sold today solid... Continuous tone you get when the sound final ohm total which happens to be for... You 4 channels vague question so I ’ ve been in the box for.! But was told the 4ohm speakers a decent bulk roll for a comprehendsible theories im interested.it answers my:... Good for lower powered speakers, you don ’ t understand is how I can answer it around 2½ 5... Volume increase you notice when turning on/off laptop and when connecting/disconnecting USB &. Discussing “ matching troubles. ” way up stereo or amplifier are and what would you recommend wiring the subs that. Binding posts ( one pos reduce the power amps used with the 4ohm speakers will share the available channels in... Speakers is to try adding some piezo tweeters in parallel with your amp and use one per,...
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