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  2. How-To Build a Telephone Recording Circuit from an Old Modem

    www.engadget.com/2005-09-27-how-to-build-a...

    Grab the phone jacks so you won’t have to cut open your phone or phone cable. You can also use a female mini jack. Now on your circuit board start by placing the transformer and the two phone ...

  3. Telephone jack and plug - Wikipedia

    en.wikipedia.org/wiki/Telephone_jack_and_plug

    A telephone jack and a telephone plug are electrical connectors for connecting a telephone set or other telecommunications apparatus to the telephone wiring inside a building, establishing a connection to a telephone network. The plug is inserted into its counterpart, the jack, which is commonly affixed to a wall or baseboard.

  4. 25-pair color code - Wikipedia

    en.wikipedia.org/wiki/25-pair_color_code

    When used for plain old telephone service (POTS), the first wire is known as the tip or A-leg (U.K.) conductor, and is usually connected to the positive side of a direct current (DC) circuit, while the second wire is known as the ring lead or B-leg (U.K.), and is connected to the negative side of the circuit. Neither of these two sides of the ...

  5. How-To: Wiring VoIP to your phone jacks - Engadget

    www.engadget.com/2006-06-20-how-to-wiring-voip...

    To attach them, just insert the unstripped wires and squeeze down the circle with a pair of pliers. The wiring is completed. The first line is disconnected, and the remaining leads are now spliced ...

  6. Telephone line - Wikipedia

    en.wikipedia.org/wiki/Telephone_line

    A telephone line or telephone circuit (or just line or circuit industrywide) is a single-user circuit on a telephone communication system. It is designed to reproduce speech of a quality that is understandable. [1] It is the physical wire or other signaling medium connecting the user's telephone apparatus to the telecommunications network, and ...

  7. How-to: Make your own 1920's style bluetooth handset - Engadget

    www.engadget.com/2005-06-07-how-to-make-your-own...

    5. Connect the mic and speaker to the wires on the headset. 6. Test it out. 7. Making room for the clock in is a bit of a pain in the ass. The original position of the large weight is in the way ...

  8. Make your own phone with MakerPhone (some soldering required)

    techcrunch.com/2018/10/13/make-your-own-phone...

    There's no shortage of interesting electronics kits out there to occupy an idle Sunday, but with this one you get a phone out of the bargain. The MakerPhone is a kit looking for funds on ...

  9. Wiring diagram - Wikipedia

    en.wikipedia.org/wiki/Wiring_diagram

    A wiring diagram is a simplified conventional pictorial representation of an electrical circuit. It shows the components of the circuit as simplified shapes, and the power and signal connections between the devices. A wiring diagram usually gives information about the relative position and arrangement of devices and terminals on the devices, to ...