The adrenaline rush will produce a faster and stronger than normal heartbeat. That's when you get the feeling of a butterfly or flutter in the chest.. Other causes for chest flutters may include: 1  Caffeine. 2  Alcohol. 3  Smoking. 4  Exercise. 5  Fever. 6  Over-the-counter medications such as diet pills or allergy medicine.
A CDI, or Capacitor Discharged Ignition is a system that is linked to the ignition of some petrol engine driven vehicles.Its purpose is to store an electrical charge that is discharged through the ignition coil and thus increases the power to the spark plug/s for a very powerful, high-energy spark.This prevents fouling of the spark plug/s.A CDI can be disconnected in some vehicles and the engine would still run, but with a less powerful spark to the spark plug/s.his prevents fouling of the spark plug/s. A CDI can be disconnected in some vehicles and the engine would still run, but with a less powerful spark to the spark plug/s.
A digital converter box is a one-time purchase with no monthly fees. One converter box is necessary for every TV that doesn't have a built-in digital tuner and that receives its signal over the air with an antenna. Plug that same cable into the antenna in jack on the converter box. 2  Plug the coaxial wire that came with the converter box into the antenna out jack on the converter box. 3  Plug the other end of that same cable into the antenna in jack on your TV. 4  Plug in the converter box power cord.