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Everything about Compatible Discrete 4

Discrete 4-channel quadraphonic gramophone record format developed by JVC

Compatible Discrete 4, also known as Quadradisc or CD-4 was a discrete four-channel quadraphonic system for phonograph records. The system was created by JVC and RCA in 1971 and introduced in May 1972. Hundreds of recordings using this technology were released on LP during the 1970s. Wikipedia →

🧭 Start here: a 6-step reading path

  1. Read the overview: Compatible Discrete 4A 5-minute orientation
  2. Skim a recent paper: NISQ-compatible approximate quantum algorithm for unconstrained and constrained discrete optimizationInfluential work since 2022
  3. Pick up a classic book: American FilmThe most-reprinted book on the subject
  4. Read the landmark paper: Incentive compatible allocation and exchange of discrete resourcesCited 125 times
  5. Go sideways: UD-4A closely related topic
  6. Go sideways: Quadraphonic soundA closely related topic

📖 Definitions

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🗂️ The subject at a glance

  1. Equipment
  2. Operation
  3. Software decoding
  4. Quadracast

🏆 Landmark papers (most cited)

🆕 Influential since 2022

📚 Books worth reading

Ranked by number of editions on Open Library, a rough measure of how lasting a book is.

🔗 Related topics