What is the voltage of a landline telephone?

How much voltage does the handset of a landline telephone has?

  • How much voltage does the handset of a landline telephone has. im planning to attached directly my ipod to the speaker of the handset so that the one I called for can also hear my music

  • Answer:

    PSTN landlines carry approximately -48 VDC, and the ring voltage is approximately 80 to 100 VAC.

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