Other Ways to Reach DIRECTV Customer Service. The DIRECTV customer service number is just one way to get in touch with DIRECTV. The DIRECTV customer service phone number for hearing-impaired customers (TTY) is 1-800-779-4388. You must have a TTY compatible phone to call this number. DIRECTV Customer Service is also available through the online Help Center, as well as through email, in either English or Spanish.
1 Coil (chemistry), a tube used to cool and condense steam from a distillation. 2  Coil spring, used to store energy, absorb shock, or maintain a force between two surfaces.  Electromagnetic coil, formed when a conductor is wound around a core or form to create an inductor or electromagnet.
A Tesla coil is an electrical resonant transformer circuit invented by Nikola Tesla around 1891. It is used to produce high-voltage, low-current, high frequency alternating-current electricity.he Tesla coil primary winding, spark gap and tank capacitor are connected in series. In each circuit, the AC supply transformer charges the tank capacitor until its voltage is sufficient to break down the spark gap.