How do I connect my amp to my car stereo?
Connect the front, rear, and subwoofer speaker wires from the amplifier to the corresponding speakers. 5. Run the power lead from the amp (ensuring that it’s on the opposite side of the car to your RCA cables) through the hole in the firewall and to the battery.
Where do I connect the remote wire for my amp?
Some of the more common options for connecting the remote turn on wire when using a factory head unit are to the wire connected to a power antenna (older vehicles which do not turn off the antenna when not using the radio) or to the vehicle’s fuse box.
Can you install an amp without RCA jacks?
Hook-Up Amp Using Line Output Converter(LOC)
A line output converter speaker level signals to RCA signals that are used by an amplifier. … You can use this method to hook up your amp without RCA jacks. Before you start the installation, find the leads connecting your factory radio and amplifier to speakers.
How do you hook up a subwoofer without an amp?
Hooking Up a Subwoofer Without an Amplifier
Start the installation process by removing your speaker from the mounting dock, giving access to its wiring. Mount your subwoofer in your preferred location. Next, reroute the stereo and power supply cables to the subwoofer and connect them.
Do RCA cables make a difference in car audio?
Most probably, the cables that came with the car audio might need to be swapped with better RCA cables. … Basically, RCA cables are used to carry signals from the car audio player to the amp or subwoofer or from a car amp to the subwoofer and so on.
What is the RCA output on a car amp for?
The best way would be if your head unit (radio/deck) has a separate set of outputs that can be used on the extra amplifiers. … Some amplifiers will have an RCA pass through circuit which can be used to drive another amplifier in the system. For example, amplifier A would have an RCA output for amplifier B.
How do you wire 4 speakers to a 2 channel amp diagram?
Say you have 4 speakers each having an ohm rating of 4 ohms. Most amps are 2 ohm stable. Connect the negitive side of 2 speakers together same with positive side. Connect both to one channel and you now have a speaker the amp “sees” as 2 ohm.
Do I have to connect the illumination wire?
The illumination wire adjusts the brightness of the display on an aftermarket radio’s faceplate. This function is governed by whether or not the vehicle’s lights are turned on. This is not mandatory for proper stereo operation, so many installers leave it unhooked for maximum display brightness.
Will an amp turn on without the remote wire?
If neither unit has a remote line then you can still use a relay to control power to the amp, but you may need to be a little sneaky. One way I have made an amp control signal is to fit a reed relay in line with the feed to the head unit. You should have two feeds to the head unit.
Can I connect remote wire to battery?
No, run the remote wire to the remote out on the back of the headunit. You can then install a switch on the remote wire to turn it on or off, but if you run it directly to the battery you will have problems because the amps will always be on, and you will kill your battery.
Do RCA cables go to input or output?
RCA cables and speaker wire
Your amplifier gets its input signals from the receiver’s output typically via RCA cables. RCA cables come in stereo pairs, in various lengths. When running new speaker wires from your amplifier’s output to the speakers, any size wire from 18- to 14-gauge will work fine.
Why do amps have 2 inputs?
using both inputs in one channel and only #1 in the other helps establish a level difference up front between the two channels, so the two channel volumes may be offset and still yield about the same output level from the two channels.