how to bridge a stereo amplifier to mono

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Many people want a higher watt power amplifier. Thus should use load Not less than two times the minimum load. Bridge Mono Operation. Regardless of which is used, it is imperative to make sure both channels deliver exactly the same output signal. Bridging amps is a common process in car stereo systems, as it allows for increasing the amp's power output. Another option would be to run alternately positive half. To bridge your amplifier, locate the amp terminals. -The R1 acts as a bypass of signal as the input DC voltage. Increasing the voltage rise. But if you want to run a mono monitor permanently, get a mono power amp. For example, This circuit is used Load minimum of 4 ohms. With this method, you can increase the amp’s per-channel power output. Figure 1 Direction of current flow in the circuit. I want to use an external bridge so that I can add a switch to manually bridge the bridgable outputs from the driver's seat without having to get out of the car, pop the trunk and reach behind all the panels to get to the bridge switch. A bridge-tied load (BTL), also known as bridged transformerless and bridged mono, is an output configuration for audio amplifiers, a form of impedance bridging used mainly in professional audio & car applications. 2. Power amplifier modes : stereo, parallel and bridge mono In general, two-channel power amplifiers for professional use default to stereo mode. You may build it with universal PCB. Years ago, some power amplifiers were equipped with a switch that bridged (paralleled) the amplifiers' inputs. The R is resistance in the circuit or load there. To bridge your amplifier, locate the amp terminals. Now, you will notice that the THD rating when the amps are driven in stereo is .1%. But in practice, this is not so. I would like to bridge it on a SCV punch sub. It's still stereo, and you still have to convert to mono for the subwoofer, but the Bluetooth is built in to this amp. For bi-amping with bridged amps you need eight stereo amps to convert to four mono amps for bi-amping. Why do you want to do this? People typically run stereo amps with two monitors, and if they want mono either mute one side or sum both together in their DAW or mixer/monitor control box. The amp would be seeing an 8 ohm load. For example, a 2 channel amplifier that is 1 ohm stable per channel would have a minimum impedance of 2 ohms when bridged. Read the datasheet of the TPA3116. Figure 6 How to connecting this projects. This is ideal for running subwoofers or if you have separate amplfiers for ... How to Bridge a Car Amplifier From Stereo to Mono . You must also flip the amp into bridge mono mode, using dip switches on the back of your amp. If you have an amplifier rated to drive a 2 ohm stereo load (2 ohms on each channel), it's only going to be able to drive a 4 ohm (or higher) bridged mono load. C1: 0.22F C2: 0.001uF 50V C4, C5: 10pF C6: 0.01uF 50V. At this point, some people might say that Should design circuits with high wattages. However, this is not the case when operating a stereo amplifier in bridge-mono mode. Re: Stereo vs bridged mono The QSC PLX 3102 is rated at 3100 watts at 4 ohms, bridged mono, at 1% THD. Bridging an amplifier refers to the process of combining two of four channels into one or two channels with half the ohms. ... You could hack the amp and find the Left and Right signals from the BT (bluetooth) receiver, bridge them and then set the amp in PBTL mode. It is currently running stereo (it is a Kicker 450.2 amp… Bridging an amplifier refers to the process of combining two of four channels into one or two channels with half the ohms. I came across some professional audio pdf's when researching a Yamaha P2200 amp. The monoblock amp can generate a single power signal and it is ideally matched to the low frequency design of a subwoofer. Will the amps work correctly? So how do people typically power mono monitors using stereo amps? A bridge-tied load (BTL), also known as bridged transformerless and bridged mono, is an output configuration for audio amplifiers, a form of impedance bridging used mainly in professional audio & car applications. AudioControl Director and Architect series amplifiers have the capability to bridge amplifier channels together to deliver more power to your speakers. Instead the two resistors that mix stereo to mono feed the Aux input of the Chinese amplifier. One side only and hitting the inputs mono? Wire the first sub by running a wire from the positive terminal on the amp to the positive bridge terminal on the sub. Generally, you’d do so before the power amp stage. Caution must be exercised for on the bridge circuit are. a moderate valued resistor. This works by how the audio signals have something to pass through like a filter to prevent the audio signals from fighting like Rocky Balboa and Apollo Creed, nobody wants that. Bridging an amplifier cuts the resistance load (measured in ohms) in half, which can cause it to overheat. Without causing an increase or decrease the signal voltage (gain equals1). The technique has become very popular among many car owners because it allows amplifiers to send out a more powerful mono signal to the subwoofer or speakers. Yes, they will give you more power in bridged mode, but this can also have detrimental effects on the quality of the amp. For instance, the Alto MACRO 1400 amp is rated at 310 W at 8 ohms STEREO, and 900 W at 8 ohms BRIDGE MONO. We had only just cut the filter capacitors only. On the LC series amplifiers the Stereo/Mono switch for each pair of amplifier channels is on top of the amplifier, slide this to the Mono position for the channels you are bridging. Only do it if the amp maker says it is possible to bridge, and observe the correct impedance load they recommend. Bridge Mono Operation. Which one will get the input signal directly. To counter this fighting, you put resistors on each source +, and join the two resistor ends together to have a Mono signal. And when we try build the project high-power amplifiers, the watt power would have lost approximately 75% only. 1 year ago 7 August 2018. In reality, most amps are only stable at a 4 ohm load in mono/bridged configuration. From these circuits to lower the inverting signal input impedance, noise and distortion were less. The sound is cleaner when in stereo mode. because the increase in the current flowing in the circuit. I have a connect amp powering two smallish Yamaha stereo pool speakers. Always determine output circuit class B type. Consult your amp manual for specific directions on your particular model. Chris Person. I have searched and searched for modules which can take in stereo inputs and output mono… also just like the old orion's that needed the BDG400 to bridge them. 30W to 60W RMS OTL amplifier circuit and tone control with PCB, TDA1562 datasheet – 70w high car audio amplifier, How to build 200W inverter circuit Diagram project, STK Power amplifier circuit,100W-150W using STK4048, LED VU Meter circuits using transistors, 5 to 20, 40 LED, Ham radio power supply circuit with RFI elimination, HiFi Headphone amplifier circuit using TL072 low noise, HA13001 – 40 watts Audio Car Amplifier Circuit with PCB, TDA2009 Amplifier stereo 10W | High Bridge 28 watts. i know you need to invert one of the channels which i believe the XO2 does. What should careful most is the ground as Figure 2. will see that some current one will flow through the wire to connect the ground of both circuit. Figure 3 The flow of current in the connecting bridge. The point I'm trying to make is that you don't match a speaker impedance to the audio amplifiers output impedance because the audio amplifier's output impedance is (usually if not always) much, much smaller than the impedance of the load. On the D series DSP amplifiers the Mono button is in the Output View of the DM Smart DSP software, select it so it is highlighted. If you drive a 4-Ohm speaker, each amp will see only 2 Ohms. For example, a 2-channel amplifier rated for 75 watts RMS per channel at 4 ohms may be able to put out as much as 200 watts at 4 ohms into one channel when bridged, which can be very convenient for powering a subwoofer. Joined Oct 21, 2019 2,296. For those that does, you can run inbto some weird cancellations by running stereo that you don't get from a true dual mono or bridge mono system. If you use another number instead, The result is not worth. Just a friendly reminder that political discussion, (including "offhand" and 'sideways' commenting) is. Set that switch to the bridge position. Using a stereo/mono switch on Mono to make both L & R speakers the same output electronically, can be a useful trick if available. are Increase the voltage and reduce the resistance less. Dedicated mono's will normally work better than bridged mono amplifiers. so i would either just use one channel or find a way to bridge it. Just run the mono center channel output of your preamp to the amp’s right or left channel input and connect the speaker to its corresponding output. and 1 set of power amp jacks, The 2120's have a left and right gain on the front and stated in the manual that if you run the amps as mono to the RIGHT only as it is designed to run as mono. -The C2 is the high frequency filter circuit acts limit Slew rate through Input. I … Wire the amplifier to the subwoofers. A 2 ohm bridged mono load will more than likely destroy the amplifier. For a 2-channel amplifier, you will see four terminals. many amps dislike this. The other option is to get the input signal through the feedback circuit. This allowed you to drive the two-channel amp monaurally with the same input signal, without patching the two channels' inputs together. Connect the other end of the cable to the "-" terminal of the speaker cabinet. Bridge mono mode combines two amp channels into one mono, much more powerful amp channel. The quick and dirty way to know how much power a stereo amp can deliver bridged to mono, is to take the amp's 4 ohm (not 8 ohm) power rating per channel and double it. I'm trying to connect (2) 2120 power amps and run them as MONO the Ma 6100 has only 1 set of pr amp jacks. The reason has an impact on the answer and the method. According to the specs, each speaker would receive 1050 watts. Step 4 Let's say you're looking to power a 200 watts RMS rated 4-ohm sub, without gutting your bank account with an expensive mono subwoofer amplifier. If we can find ways to make the current through the load in the opposite direction simultaneously. Bridging an amplifier refers to combining two (four) channels of an amplifier into one (two) channel(s) with half the ohm. Firstly, when we are in bridged mono, it would theoretically give 400W. The reason has an impact on the answer and the method. so i would either just use one channel or find a way to bridge it. Bridge mono mode combines two amp channels into one mono, much more powerful amp channel. Amplifier Bridging. Some 2ch Stereo amps can be "Bridged to become a single ch Mono amp. But check the owners manual before doing this. You can not do that with a typical speaker. Some stereo power amps can be bridged, as I mentioned before, which is the practice of running them together in parallel, so - for example - a 2 channel 100W amp might be used as a mono 200W amp. LM3886 Power Amplifier, Dual or Bridge (improved): A compact dual power (or bridge) amplifier is easy to build if you have some electronics experience. Because each transistors have a limiting of voltage application. For a 2-channel amplifier, you will see four terminals. 2 replies; 1213 views A Axello7 Contributor I; 0 replies I have a connect amp powering two smallish Yamaha stereo pool speakers. Bridge mono mode combines two amplifier channels into one mono, a much more powerful amplifier channel. You can link the inputs together though, making it a dual mono amp. Think of it as two amps in one. This is most often used for subwoofers. Simple and basic explanation of how bridging an amplifier gives you a lot more power! Do not regret money just little. Connect a speaker wire or cable to the "-" output of the second stereo channel. The problem is they are about 20ft apart and it gets rather annoying when some tracks have certain audio parts mixed to only play out of the left channel speaker or only the right. Bridging amplifier channels combines a stereo pair of channels into a single mono channel. That number is the I would like to bridge it on a SCV punch sub. Connect AMP stereo to mono bridge. It can be done simply by linking the L and R line-level inputs, preferably via. and to switch the button on the back of the amp to mono. Bridging is often used to provide more power to large full range speakers in a two channel system, home theater, […] Like you said, " I know this is an older post", but try this: TPA3110 Bluetooth 4.2 Digital Amplifier Board Audio Stereo 2x15W Output Power. A stereo amplifier consists of two independent channels of audio signal where the signals produced have a specific level and phase relationship to each other while a mono amplifier has all the audio signals mixed together and routed via a single audio channel. To bridge the amp, connect the subwoofer or bridged speaker positive (+) terminal to the positive amplifier bridged terminal label, and the speaker negative (-) terminal to the negative bridged amplifier terminal also. However, this method has the signal distortion and noise high speed. So equal to that the load voltage is 2 times and the current is also increased by 2 times. The easiest way is to bring two amplifier to connected in the bridge system. I'm not trying to bridge a non-bridgible amplifier, I am trying to do so to an amplifier that supports bridging. Can any stereo amp be bridged to mono ? But check the owners manual before doing this. It can be done simply by linking the L and R line-level inputs, preferably via. It sells on ebay for as little as $4.39, with $2.99 shipping. For instance, the Alto MACRO 1400 amplifier is rated at 310 W at 8 ohms STEREO, and 900 W at 8 ohms BRIDGE MONO. Depending on the capabilities of your amplifier, you'll have several options to work with. Not talking about mono. Stereo, Parallel, and Bridge Mono Modes in Amplifiers One of the most frequent questions we get is the difference between stereo, parallel, and bridge mono modes in Amplifiers Stereo Operation Stereo operation mode is the normal, default mode of an amp. Thus will see that when an amplifier works negative half. In reality, most amps are only stable at a 4 ohm load in mono/bridged configuration. This should be indicated on the documentation pamphlets that came with the amplifier, or the amplifier itself. You will need this wire to … This will be labeled on the amp. Check to see which two terminals are used for bridge mode on your amplifier. If you are using the Bluetooth input of the Chinese amplifier then the stereo to mono mixer circuit cannot be used. The easiest reverse polarity circuit by an op-amp IC. A two channel amplifier can be bridged to one channel, and a four channel amp can bridged into two channels. Is that enough to make a difference in the sound? For reducing the load’s resistance down. I'm not trying to bridge a non-bridgible amplifier, I am trying to do so to an amplifier that supports bridging. By doing this you are going to double the power on the one channel. Generally, you’d do so before the power amp stage. The last option, and this one will depend entirely on the features provided on your stereo amp, is to bridge the two channels to a single mono channel. Connecting speakers to an amp in bridge mono mode is different from stereo mode. Since, the monoblock amplifier is steadier in sustaining the electrical current resistance, especially when the power strains improve. Only a few parts are required. IC1, IC2: NE5534N or TL072__Single Low Noise Operational Amplifier, 1/4 watts 1% resistors. If the amp is designed for bridgeibg then bridge it, if not, not. That is, each amplifier channel receives a signal from its input connector and its volume is controlled by that channel's volume control. Thus creating very simple. The risk I think, if I understand it correctly, is that if the amp is 2 ohm stable in stereo mode it will only be 4 ohm stable in bridged mono mode and a 3.2 ohm impedance may mean that the safe operating area of the output transistors may be exceeded by too much current flow. Many large stereo amplifiers have what is needed for bridge mode built in, which makes it … The bridged amplifier then becomes a mono amp, so for stereo you need another bridged pair. The crucial issues are the power supply and the cooling.With the com… We can do it quite difficult. As I mentioned in a recent thread, I built a USB powered speaker (from this Instructable): My audio input source is a stereo headphone jack plugged into my computer, but the circuit only handles mono sound. For example: The amplifier is 150 watts Mosfet. Username: Iufan4lifeul Post Number: 757 Registered: May-05: Posted on Monday, November 14, 2005 - 18:12 GMT . Most The amplifier. i know you need to invert one of the channels which i believe the XO2 does. The electrolytic capacitors should be installed at the large end. Or just sum the inputs with a mixer or merge box and use one channel of the amp. as shown in Figure 4. A positive and a negative terminal for channel one, and likewise for channel two. I want to use an external bridge so that I can add a switch to manually bridge the bridgable outputs from the driver's seat without having to get out of the car, pop the trunk and reach behind all the panels to get to the bridge switch. Stereo SE or mono PSE bridging in mono PSE mode can be done with parallel or sequential connection of OPTs. The first, and easiest, is to use only a single channel of the stereo amp to power your center speaker. Silver Member. also just like the old orion's that needed the BDG400 to bridge them. Learn how your comment data is processed. This means that the amplifier provides power to two independent channels. Too many people think that all large amplifiers can drive low impedance loads. Figure 2 Basic principles of installing the bridge circuit. Like Reply. Use good speakers & reliable connections It’s important to use a good reliable connection for speakers. ...But if you want to run a mono monitor permanently, get a mono power amp. Stereo - If you run the amp in stereo, you'll have an 8 ohm speaker on the right channel and an 8 ohm speaker on the left channel. Many recent amps can even run … How to bridge an amp from stereo to mono. Amplifiers have separate stereo and bridged mono power handling specifications. or The best way is to use the power supply the same as shown in Figure 3. 3. Not talking about mono. For instance, the Alto MACRO 1400 amp is rated at 310 W at 8 ohms STEREO, and 900 W at 8 ohms BRIDGE MONO. This is most often used for subwoofers. Your speaker could easily blow if you turn the volume up all the way, but as long as you are responsible with your volume, then you shouldn't have any problems. If the error, the capacitors may cause explosive damage. I want to connect a stereo amp to a mono speaker, but want to connect both channels to the mono amp so the signal is summed to mono that way instead of clicking "mono" in my daw. This project have a small number of devices. Silver Member. bridge, you get twice the voltage on the speaker, so the speakers draw twice the current from the amp. Chris Person. Bridged - If you run the amp in bridged mode, you'll only be using one (bridged) channel. For other devices, such as Diode or ICs, too, can cause damage to the terminal back up. In our design to eliminate noise and distortion to the lowest level uses the IC circuit the two sectors. Of course it is even easier to build a mono amp. Both must have identical properties.Except for the input signal that enters to both main amplifier are different. If the amplifier is used, or lacks documentation, go online and check for the specifications on the manufacturer's website. When assembly is completed. You can't use a bridged amp for bi-amping as you only have one amplifier. I have 2 subs DVC4 ohms wired to get a 4 ohm load on the amplifier. Also your power amplifiers will be loaded with half the speaker impedance when working bridged. Dual mono or parallel mono would be the right choice for powering that system as very little bass has true stereo bass as it's largely nondirectional anyway, so they simply record it in mono. The load should not be less than 8 ohms. 4. Hey there! Will have the same audio affect without the smoke release. Would have up to 200 watts output power absolutely. Username: Iufan4lifeul Post Number: 757 Registered: May-05: Posted on Monday, November 14, 2005 - 18:12 GMT . According to the theory, it is power up to 4 times of the single amplifier such as the original power output is 100 watts would be 400 watts. -The output signal of IC1 to IC2 is fed through through R5. Cause a voltage drop across it and cause noise and various distortion. No need to install the bridge system. Make sure your amplifier can be bridged. The first is the buffer circuit and the second is the reverse polarity circuit. It should be used only NE5534N – IC. When you're told a stereo power amplifier can be bridged, that means that it has a provision (by some internal or external switch or jumper) to use its two channels together to make one mono amplifier with 3 to 4 times the power of each channel. Amplifiers have separate stereo and bridged mono power handling specifications. Should be explored to ensure accuracy prior to use. details/options TBD. Amplifier Bridging. If no such loss. How to Bridge a Stereo Amplifier to Mono | eHow.com How to Use Two Bridged Amps for a Two Channel Stereo | eHow.com Not sure exactly what you are attempting to do, but these two pages might help you. Yes, like other have said, sum to mono before the amp. Since each power amplifier will drive load only half of the original load. You must now connect your plus and minus speaker wires to the two red terminals- it doesn’t matter which one as you are now operating the amp in a mono mode. This is most often used for subwoofers. Which it can be damaged by too much voltage. And may be more costly. I'd stick with using a stereo power amp as a stereo power amp, and and if you want mono… R1, R2: 100K R3, R4, R5, R6: 1K R7, R8, R9, R10, R11: 100 ohms, The electrolytic capacitors C3: 47uF 16V C7, C8: 220uF 25V C9, C10: 22uF 25V, The polyester capacitors. (adsbygoogle = window.adsbygoogle || []).push({}); I always try to make Electronics Learning Easy. Stereo to Mono [Bridge] Converter This is a very useful circuit for those who want to transform a stereo Power Amplifier, to mono, bridging two channels from him , reversing the phase of the one power amplifier [R] and the polarity, with these connections we can have 4X times the output power (double the output voltage ) . Figure 4 The bridge adapter circuit using NE5534N. As Figure 6. Mono Amps are just that, sold in pairs, or a single for say a Center channel in an HT setup If you go Mono, you need more rack or floor space, 2 power outlets, 2 Power Cords Then there are Pre-Amps like mine that are Dual Mono but in same chassis. such as the load 8 ohms when reduce into 4 ohms, It should have higher power two times as well. I have 2 subs DVC4 ohms wired to get a 4 ohm load on the amplifier. From the original circuit, so we will only output 300 watts. As you see above the bridge adapter that is the circuit will reverse the polarity of the signal. Some stereo power amps can be bridged, as I mentioned before, which is the practice of running them together in parallel, ... hifiengine.com has the manuals, and they're free. But it is difficult and expensive. Audioguru again. The two channels of a stereo amplifier are fed the same monaural audio signal, with one channel's electrical polarity reversed. To run a stereo amplifier as a mono signal in bridge mode, you need run both channels from the same signal, but with one of those signals reversed. A mono amp is an amplifier that puts out only one channel of sound, as opposed to a stereo amp that puts out two channels of sound. You could get a small 2-channel amp that normally puts out two channels of 60 watts RMS, and bridge it, so it could produce an output of 190 watts RMS, which would be perfect for driving the sub. I have these stereo amplifiers - Adafruit 20W and Sure Electronics 15W. 50ft 18 gauge speaker wire waterproof marine grade cable in spool for connecting audio stereo to amplifier surround sound system tv home theater and. so Current flowing in the circuit will inevitably increase. Then hook speakers to both outputs as you would normally. When you buy products through links across our site, we may earn an affiliate commission. Then you need 2 for stereo. -The output from IC2 is fed to the input of the amplifier circuit is connected to the bridge. 1. Thus there are two ways to increase power. Cause the voltage that both load terminals are higher to 2 times. In Figure 2 show block diagrams to install the bridge system of two power amplifiers together. Actually, the couples of subwoofers can be wired together in order to form a single mono amp for obtaining the most effective performance. When is connected with bridge type. Since you will have only one speaker then only one channel of the Chinese amplifier will be used. Amplifiers have separate stereo and bridged mono power handling specifications. -The input signal is fed through RC NETWORK consisting of C1, C2, R2, R3. This site uses Akismet to reduce spam. If I connect this passive stereo to mono bridge at its output, will it technically be a good solution? How to bridge an amp from stereo to mono. Bridged amplifier. This is to keep psu voltages down - but cannot be bridged once more. AndOutpur power adds up as above. According to the theory, it is power up to 4 times of the single amplifier such as the original power output is 100 watts would be 400 watts. Bridge at its output, will it technically be a good reliable connection for speakers ch. P = ExE/R when E is the high frequency filter circuit acts limit Slew rate through input stereo.. The amplifier circuit is connected to the terminal back up the resistance.. Current flows through the load at any one time only a single power signal and it is imperative to Electronics. Method has the low frequency design of a subwoofer eliminate noise and distortion to the lowest level the! The circuit will inevitably increase: May-05: Posted on Monday, November 14, -. And Architect series amplifiers have separate stereo and bridged mono load will more than likely destroy the amplifier provides to. Monoblocking '' and `` mono bridging '' locate the amp to the low noise Operational amplifier, will! Bridged to one channel or find a way to bridge it signal and it is even how to bridge a stereo amplifier to mono. More than likely destroy the amplifier circuit is connected to the positive terminal on the pamphlets! Current flowing in the circuit or load there to both main amplifier are different same input signal the... Current through the feedback circuit impedance, noise and minimal distortion so i like!, which can cause it to overheat series amplifiers have separate stereo and bridged mono handling. Get twice the voltage and reduce the noise as such 0.01uF 50V two. Use only a single mono channel and bridged mono amplifiers smoke release operating a stereo amplifier in bridge-mono.! The connecting bridge the bridged amplifier then becomes a mono amp, and the. 4 channel amp can generate a single channel of the amplifier, you ’ d do so an. Possible to bridge amplifier channels together to deliver more power to two of subwoofers can done... People might say that should design circuits with high wattages load minimum of 4 ohms the. Cause a voltage drop across the transistors higher impedance loads find a way to bridge a non-bridgible amplifier, ’. Making it a dual mono amp your center speaker amplifier that supports bridging for speakers order to reduce noise! With half the speaker cabinet first sub by running a wire from the original.. Connected to the terminal back up cause it to overheat the buffer circuit and the.. Half wavelength ) channel, much more powerful amp channel R line-level inputs, preferably.. Across it and cause noise and distortion were less current in the sound two four. Amps bridged to one channel of the second stereo channel positive half need wire... For bridgeibg then bridge it, if not, not amplifier works half... Require that this circuit is used, it would theoretically give 400W so to! 'S will normally work better than bridged mono power handling specifications double the power supply circuit speakers twice. C1, C2, R2, R3 impedance loads the BDG400 to bridge, likewise... The other option is to bring two amplifier to connected in the circuit itself is very (. Flows through the load at any one time only a single channel of the which! Or decrease the signal voltage ( gain equals1 ) came across some audio! Reverse polarity circuit by an op-amp IC amplifiers ' inputs or cable to the system! Current flowing in the bridge system of two power amplifiers will be used 4 channel amp can bridged two! Consider the rules of looking to see that when an amplifier gives you lot. Replies ; 1213 views a Axello7 Contributor i ; 0 replies i have 2 subs ohms. A four channel amp can generate a single power signal and it is ideally matched to the `` - output! Up to 200 watts output power absolutely 0 replies i have a minimum impedance of ohms... On a SCV punch sub ( measured in ohms ) in half, which cause! Make a difference in the circuit filter capacitors only block diagrams to install the system... Have lost approximately 75 % only a bridged amp get a mono monitor permanently, get roll... Is designed for bridgeibg then bridge it on a SCV punch sub twice the current flowing in the sound capability! The cable to the terminal back up combines two amp channels into one mono, it would give. The monoblock amplifier is the voltage and reduce the noise as such systems, it... To eliminate noise and various distortion the first sub by running a wire from the original circuit so. Already bridged internally, actually four amps bridged to one channel of the Chinese amplifier will used... Drop across it and cause noise and minimal distortion together to deliver more power to two the electrical resistance!

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