In techie terms: …it takes amplified speaker level signals and converts them into high quality preamp signals that can be fed into an amplifier. So now you know – its definitely possible to install a subwoofer and amplifier to your factory system, and still have it sounding good.

Can I hook up a sub without an amp?

Subwoofers are designed to increase the bass frequencies, resulting in a deep, thumping sound. In most cases, they are paired with an amplifier to boost the sound. If you do not have the funds for both components, you can still hook up a subwoofer without an amplifier; it simply involves a little more know-how.

How do you wire an amp to a head unit?

Wiring It InCut the insulation off the end of all the wires and leave enough space to attach connector plugs. Connect the ground wire to a metal point connected to the cars chassis or a dedicated grounding point. Plug your RCA leads, speaker leads and remote turn-on lead from the amp into the back of the head unit.More items •27 Mar 2014

How do you hook up a car amp to a home radio?

Youll need a +12V AC-DC power supply with enough current to run the amp. Not just any AC/DC 12V adapter will do as youll see later. Turning the amp on/off: This is actually really easy! You can simply disconnect your DC power supply and let the amp shut off or use a simple switch to turn the amp on and off.

How do you hook up a amp to a factory radio?

The best way to connect it to a factory system is to tap into the stereos speaker outputs for the amps input signal. Then send the amps outputs back to the stereos harness, and on to the speakers through the factory wiring.