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 transformer is a device with two or more magnetically coupled windings (or sections of a single winding). A time varying current in one coil (called the primary winding) generates a magnetic field which induces a voltage in the other coil (called the secondary winding). Degaussing coil-a coil used to demagnetize parts. 2  Voice coil-a coil used in a moving-coil loudspeaker, suspended between the poles of a magnet. 3  When the audio signal is passed through the coil, it vibrates, moving the attached speaker cone to create sound waves.