How do I measure how loud a car audio system is?

I know it's hard to measure this because it's based on opinion, but I just bought an entirely new sound system for my car, I MOSTLY care about the quality of the sound, so I got good equipment, but I'm curious about how loud it will turn out. I have...

Hello guys, I need to measure SPLs produced by my car audio implant. I can measure up to 100db with a db meter. - Where should I keep the db meter for the measurement? - How do I calculate the value? (and if you have it, please post a link to a sound...

an elevator system in a tall building consists of a 800 kg car and a 950 kg counterweight joined by a light cable of constant length that passes over a pulley of mass 280 kg. the pulley is a solid cylinder of radius .700 meters turning on a horizontal...

I am driving a 1993 Toyota Corona with a Pioneer head unit (45Wx4),which was imported from Japan to Oz. As it doesnt have rear speakers, I wanna upgrade my sound system by adding 4 3-way speakers, 2 in the front and 2 in the rear. However, my car has...

They say you should use middle latches if you want to put the infant car seat in the middle but the BMW only has 4 latches. I read that if you just have to measure the distance and it should be around 11 inches, so it might be ok to put it in the middle...

there is nothing online about car audio system is related to overheating of car.. but my car has this issue. when i on the radio, the car starts to overheat, when i off the radio, the car temperature goes back to normal. why is this happening? I installed...