no
Copper
it is first converted into an electric signal by your telephone, and then transmitted over the copper wire
Mainly all telephone wires are made of copper with a plastic coating for insulation. Older form of telephone wire had a paper or pulp insulation over the copper wire. They are also a twisted pair cable.
Mainly all telephone wires are made of copper with a plastic coating for insulation. Older form of telephone wire had a paper or pulp insulation over the copper wire. They are also a twisted pair cable.
1667: Robert Hooke invented a string telephone that conveyed sounds over an extended wire by mechanical vibrations.
whty is copper wire not better than wire on a electromagnet whty is copper wire not better than wire on a electromagnet whty is copper wire not better than wire on a electromagnet whty is copper wire not better than wire on a electromagnet whty is copper wire not better than wire on a electromagnet
because the wire telephone has wire in it Answer 2 Well, almost all telephones used today are electronic devices, including mobile phone, wire telephone and ip telephone. Wire telephone is just a sub branch of electronic telephone.
how much copper is in copper wire
No. Copper wire is a solid
No.. Copper wire isn't
Regular telephone wire is rated a 28