Report Abuse. First of all - RCA's, Pre-amps, Pre-outs, or just Outputs are all common terms referring to a head units low/line level rca style outputs used to drive an amplifiers input.The most basic HU's just offer a single pair (left and right) of pre-amp outputs.eport Abuse. First of all - RCA's, Pre-amps, Pre-outs, or just Outputs are all common terms referring to a head units low/line level rca style outputs used to drive an amplifiers input.
An ideal cardio session should be around 45 minutes. If you lift weights before aerobic training, youâll only need 15-20 minutes of cardio. Youâll get the same benefits as you would do in 45 minutes without weight training.
1 You have to hit the weights 3-5 times per week, every week, for at least 1-2 years. 2  You often have to also find time for a couple hours of cardio per week. 3  You have to watch what you eat, regulating intake to meet your goals of gaining or losing weight.ead on to find out! We all know how much persistence and consistency it takes to get a great physique. 1  You have to hit the weights 3-5 times per week, every week, for at least 1-2 years. 2  You often have to also find time for a couple hours of cardio per week.