Theory articles

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Basic principles, ideas, concepts, laws, and formulas behind electronics.

695 topics in this forum

  1. Low-pass Filter?

    • 127 replies
    • 33,921 views
  2. Audioguru FM Tx

    • 122 replies
    • 21,753 views
  3. Bigginers Handbook

    • 115 replies
    • 28,423 views
    • 108 replies
    • 20,394 views
  4. BJT biasing formulas

    • 82 replies
    • 16,062 views
  5. Transformer Power Rating

    • 60 replies
    • 37,225 views
    • 48 replies
    • 7,020 views
    • 40 replies
    • 7,808 views
    • 39 replies
    • 7,051 views
    • 37 replies
    • 5,793 views
  6. BJT power supply

    • 34 replies
    • 5,584 views
  7. Voltage Multiplier

    • 34 replies
    • 10,302 views
  8. Op amp theory Q's

    • 33 replies
    • 8,792 views
  9. DC to AC

    • 32 replies
    • 5,852 views
  10. opamp roll-off

    • 31 replies
    • 7,301 views
  11. Ft of the transistor

    • 29 replies
    • 4,391 views
  12. a very simple FM Tx

    • 29 replies
    • 4,894 views
    • 28 replies
    • 5,059 views
  13. Crystal examiner

    • 24 replies
    • 3,845 views
    • 24 replies
    • 4,776 views
  14. OPAMP questions

    • 23 replies
    • 5,413 views
    • 23 replies
    • 3,808 views
  15. RC phase shift

    • 23 replies
    • 4,285 views
    • 21 replies
    • 4,275 views
    • 21 replies
    • 4,890 views
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