likephysics
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What's a good resource(books/website) to get started on telephone line based circuits.
likephysics said:What's a good resource(books/website) to get started on telephone line based circuits.
berkeman said:This looks to be an updated one of a version that I learned from many years ago:
https://www.amazon.com/dp/0750671750/?tag=pfamazon01-20
Are you mainly wanting to learn about POTS, or about newer cellphone technology?