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Reviving Analog Rotary Phones with Raspberry Pi - Building a Private Telephone Exchange

media.ccc.de via YouTube

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This course explains how to build a private exchange for eight rotary phones using a Raspberry Pi and custom analog electronics. It covers call initiation and routing, duplex voice transmission, and the exchange software running on Linux.

Syllabus

37C3 - Analog rotary phones get a second life with raspberry pi

Taught by

media.ccc.de

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