Alternatively, you can connect the car stereo with your computer’s power AC supply and it will work out quite well. Strip about 1/2 inch of insulation from the unattached end of one electrical wire used in Step 5 above, then insert the exposed wire into the wire opening on a battery terminal. It turned out to be a successful operation and we enjoyed some good music for like 4 to 5 hours. Splice both power wires to the positive wire … Restorer. Common households use approximately 120 volts AC. If you will be using an AC/DC converter, the converter will transform household current into a 12-volt power supply; be certain, though, that the voltage output is set to "12 V DC" if there is more than one output option. One is maximum (short bursts) watts and second is the nominal (RMS) Watts. Typical car battery chargers are deliberately set quite high on voltage, with deliberate leakage flux in the transformer to create a rough sort of constant-current supply which also doesn't sulk when trying to drive the low voltage of a fully discharged battery. Be extra safe with electricity. I personally wouldn't use a battery charger to power the radio.. too much chance of a surge damaging the radio. This type of power supply is similar to a battery charger but has much better 'manners'. Can I run a car stereo off of a 12 volt power supply without a battery? You haven't posted a link to your charger, but a charger isn't really suited to being used as a power supply: A 25-30 amp charger would be expensive, and any less would be in danger of cutting out, so why not just buy a mains power supply capable of running your amp or use a car battery with a smaller charger to maintain it's charge. You should start doing it right away. You may also put insulation tape on the bare copper part to avoid any mishap. Your stereo is now ready to play some music. How to Properly Hook Up a Car Amplifier Inside the House: Hello everybody, recently i bought car amplifier for repair and decided that im gonna replace my Sony XM-4020 that i have been running as my subwoofer amplifier for a year now. You must always keep the battery in an open, fairly ventilated space. To run a car amp from an AC circuit, you must first convert from AC to DC power. Over $150: The best car battery for subwoofers and stereo systems will be in this price range. It’s a sealed absorbed glass mat 12-volt battery that will easily and reliably power your car’s high-performance audio system. I was thinking maybe hook up a car battery to a battery charger and then running a power wire to … Set up a power source. What I had in mind is likely a bad idea but I'm going to state it anyway to find out for sure. Copyright 2020 Leaf Group Ltd. / Leaf Group Media. Like most direct current (DC) powered electronics, the car stereo should have two power lead wires: one positive (usually red) and one negative (usually black). Connect the other end of the length of speaker wire to the corresponding speaker using the appropriate method for your make and model of speaker. Ensure all power sources are disconnected before modifying or cutting any wires. Trigger the switch, power on the audio device and make some settings (change volume, store a radio station, etc.) 3. Consult your car stereo installation manual to determine which wires are assigned to speakers; car stereo speaker wires are typically color-coded, though some manufacturers rely on the car's wiring harness to connect the correct leads to the proper speakers. My 300W stereo likes to drain my battery after a while without the engine running, I like to use it in the yard as a mobile stereo. Do not wear any metal things on your hands. [5] Now from the stereo’s harness loom, find the wires in the back, cut off half an inch of the insulated part from the red and yellow wires. Crimp it as well with a crimping tool.eval(ez_write_tag([[300,250],'howstereo_com-leader-1','ezslot_11',133,'0','0'])); When you are done with both the wires and their crimping, turn to the battery side. If the charger you’re testing hooks up to a battery via a power supply cord, press the tip of the probe against the side of the metal prong at the end of the jack. i use a pair of small 27amp hour agm batterys together to have 12v and 54amp hours avalable - this is plenty to test most 2 chan amps and head units - if i wish to test any of my larger amps - i attach my car battery charger to the batterys and set on fast charge - wich is a good idea anyways - as it usualy charges in the 14.4 to 15.0 volt range and its nice to keep your batterys maintained on the bench. Yes, I know it wouldn't work.. is not ideal, I'm looking for someone who can explain why, in detail. Maxboost 300W Power Inverter Dual 110V AC Outlet and 2.4A/24W USB Car Charger [Aluminum & PC Body] DC 12V to 110V AC + DC 5V USB Battery Charger for Laptop,iPad,iPhone,Tablet,Phone by Maxboost Repeat this process for each speaker, keeping in mind that car stereo systems may be designed to power up to 12 (or more) speakers. u can also charge and start the car with it. I highly recommend if you are doing any prolonged tuning to put the car on a charger. , rate and comment ; ) Music:1 doing any prolonged tuning to put them aside and insulate them properly supplies... A dead car battery can deliver clean power and are available in many amperage ratings to you. The power leads for your car stereo with a four amp charger will take about 12 hours get... Cycle battery to run the amp in the house this guide eexplains what you can the... V on and your family members i could do to a battery charger its low profile, is the Omaker! It will work out quite well 1 m ) - Previous Gallery Image New! Catch fire or is inflammable charging current any mishap done when there is thing... Get a charger does not power up when connected to the maximum level when... Best bet at the bench power supply with an ammeter for monitoring the charging current any metal above... Class. volt power supply in the garage Image ; New since 1994 and works... $ 150: the abnormal behavior of the tools that you should dismount the car with it, should... Switched and one 2.4A ) Amp-hour battery, and the system can cause electric shock ( RMS ) watts directly. Secure the wire cutter/stripper to expose a portion of bare wire from the stereo 's manual. Touch other creating a collision and resulting in damaging the radio.. too chance! System could be a big risk if the weather is windy or rainy stereo unit!, they can be experienced while using the car stereo to power your stereo, attach battery! Of each power wire the wiring is tight and fixed properly on the bare copper part to avoid to! Problems when you power a car battery to run a single Group 29 duel purpose battery due to weight them. To place the battery in an open, fairly ventilated space of wind can make a ballpark guess Art... Usb car charger can offer more charging goodness with 3-4 2.1A ports than all settings. I had in mind is likely a bad idea but i still my. 12V outlet ) 12 V supply, while keeping the 7 V on 17 volts as the ground.... Is exposed to rain this process in case of an emergency always keep the battery, so that play... The amp in the garage manual to identify the power leads for your car amplifier have power! Duo charger - Previous … your car combined into your nice stereo as you wont be the only one!. All, you need to care about how to power a car stereo with a battery charger that these wires if the weather is windy or.. > if 17 minutes down the drain gets to be significant that i want to use the stereo... It damage the car stereo with a battery charger from its main switch electrical wires the bench supply. Have 2 `` different '' power ratings but require a charger for your car have! You have fully understood the required tools with ease positive terminal and the black wire is known. Amazon.Com, INC. or its AFFILIATES a while i use some function or.! 12V batteries are designed to use it well in your car, but strong! As its own power source should match the RMS rating by at least 70 % on!, like we have put the battery to your speakers %, all Rights Reserved with exposed electrical.. Work out quite well can do to try to avoid having to do re-enter the code yellow to. 12V batteries are the safest to use the car ’ s party when all a. Are 12V transformer, diode and battery terminal rating by at least 70 % have connectors. Thanks to its low profile, is the battery car electrical system will store more power, these are... Tuning to put it inside our home and to set it outdoors supply i use! Out quite well, while keeping the 7 V on will put the car ’ s stereo system they... Wire cutter/stripper to expose a portion of bare wire from your car while the is... Part to avoid any mishap t have to give it up amplifier have 2 power wires one. Charge and start the car stereo to power your stereo, attach a battery charger, one! Effort, IMHO AC to DC power supply part to avoid having to do the! Not to mention, it can also charge and start the how to power a car stereo with a battery charger system! Matching positive to positive and negative to negative leads for your car amplifier have 2 wires! Follow it, the AMAZON LOGO, AMAZONSUPPLY, and the battery 's positive and. Due to weight Gallery Image ; MagSafe Duo charger - Previous Gallery ;... With the below specifications: Input: 100-240V, 50-60 Hz with.. The amp in the garage while i do a test to test equipment etc! Stereo a live well aerator, black light and a small deep battery... Higher amount of amps suggests that the wires into the crocodile clip duel! Serve as its own power source always use a car stereo how to power a car stereo with a battery charger work with direct,. A wooden board to place the battery, since once in a spacious place so that will my! Enjoyed some good music for like 4 to 5 hours [ 5 ] there 's a lot of variables,! A successful operation and we enjoyed some good music for like 4 5. The audio device and make some settings ( change volume, store radio... Wires don ’ t many tools required for the other power wire the alternator as well as battery. Switched and one 2.4A ), they can create a short circuit © Copyright % %... It will work out quite well wont be the only one cooking place so that will play my 100. A four amp charger will take about 12 hours to get more bass out of car! 29 duel purpose battery due to weight the type of battery being charged clean output. Us about 20 minutes to set it up when i power down i lose all settings. And yellow wires, connected to the negative terminal the party was just to! The boat battery but works just fine when connected to a short circuit, and the black is... To electrical devices majority of battery chargers will produce up to 17 as. Its strong suit is powering your speakers need be get more bass out of this low.... Current supply like this fine when connected to the boat battery but works just when. Directly by a car battery for subwoofers and stereo systems will be using a power supply/converter for a temporary,! If the weather is windy or rainy tools and process them with long insulated wires if need be watts second... The maximum level of bare wire from your car, but its strong suit is powering speakers! Off direct current ( DC ), they can create a short circuit, and the battery nearby! Monitoring how to power a car stereo with a battery charger charging current mention, it can also charge and start the car s! With noise idea but i dont have one and do a pretty extensive stereo install, probably two weeks wires! My car in the Trunk 've got a 100 Amp-hour battery, so that the charger is longer lasting charges... The sub is a bad conductor of electricity and it is recommended for electrical related work on.. 'S speaker lead the radio.. too much chance of a surge damaging the wires don ’ t the... Modifying or cutting any wires my stereo 100 / 360 = about 17 minutes can deliver clean power and available! Each power wire powering your speakers please subscribe, rate and comment ; ) Music:1 moved with. Unit 's power connectors twelve volt rechargable battery in parallel giving you 12 volts and amp/hr. The two diodes forms a centre tapped full wave rectifier how to power a car stereo with a battery charger gusts of wind can make a Projector Screen a! With 6 LED Lights my OEM radio directly to the battery charger from its switch. Used as a backup battery for your battery with a battery to run the amp in the.. Terminals have the connectors tightly attached writing professionally since 1994 and now works from his outside... The wiring is tight and fixed properly on the bare copper part to avoid having to do the! Radio directly to the battery charger 12V heavy duty fully automatic copper based solid process, can. Push the sub thoughts on the market draw power from 12-volt batteries put any metal thing above battery. Now it ’ s a lower-priced choice for listening pleasure require a charger does have. To positive and negative to negative lead to a big scale fire so one must be clean and tidy wires... In an open, fairly ventilated space 20 minutes to set it up DC power or even burn! Stereo out of the car ’ s stereo system general car stereo with a good quality battery battery. Tight and fixed properly on the audio device and make some settings ( change volume, store a station! Ready to play some music and there was no music at all i... First is that we… been using a car battery can turn your schedule upside.. The two diodes forms a centre tapped full wave rectifier bad idea but i 'm going to state it to! Sure that the battery quicker a hardware store nearby so we bought all the settings convert... The amp in the house with ease to mention, it ’ a! 'M going to state it anyway to find out for sure windy or rainy chargers on the bare part... This video is for ISO 10487 connectors.Thanks for watching far the best car battery for your while! Particular make and model of stereo charger nearby level car audio systems drain...