Car Amplifier Draining Battery

Aug 06, 2014  · Auto battery tests out as GOOD (dealership & AutoZone both tested it) – but it will not hold a charge. Is there any way to really test a car battery so you can be sure it is still good? Even when it was so dead it would not even turn the engine over it was still showing 12.2 volts per my multimeter …

The fact that every battery that’s been in your car has discharged to the "no-start" point in just a few days indicates the parasitic current draw must be significantly higher. A stuck relay can draw …

First, there’s the Apple standard, which supports from 1 amp to 2.4 amps worth of charging … Depending on the circumstances, that could be enough to drain your car battery dead. That’s because car b…

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Car … amp speed charge Battery Maintainer isn’t the most powerful trickle charger available, but it works well for the price you’ll pay. However, a few Amazon reviewers say this model has quality co…

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Remember that leaving electronics like GPS or cell phones plugged into a car charger can drain the battery … There’s a misconception that buying a battery with a higher CCA (cold cranking amp) ratin…

Finding the best car battery is not exactly a fun job. But it can be extremely frustrating to experience a dead battery and the best way to avoid this is by learning about car battery performance, quality and other battery features.

Your battery probably is rated at 600 amp hours or more when fully charged. So there’s almost no way it’s going drain the battery to the point that you can’t restart the car in 45 minutes. And if you …

While the issue of an inverter draining a car battery is fairly complex, the general rule of thumb is that the inverter won’t drain a battery when the vehicle is running, and especially not when it’s driving around.

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Car Audio 101 - Battery Tutorial for car audio amplifier upgrades LTE phones are fast, but they can also suck a battery dry in a few hours. Nokia Siemens Networks(s nok)(s si) did some preliminary studies on LTE phone’s power drain versus their HSPA … faster than …