(kicad_sch
  (version 20231120)
  (generator "eeschema")
  (generator_version "8.0")
  (uuid "cams1-xo-2500-0004")
  (paper "A3")
  (title_block
    (title "CAMS-1 — Active LR4 Crossover @ 2.5 kHz (dual mid path like before)")
    (date "2026-08-28")
    (rev "A")
    (comment 1 "MID: LP@2.5k x2 | HF: HP@2.5k x2 — same cascaded stages as active-crossover mid")
    (comment 2 "Values from calculator.py 2500 — Rlp=3k C1=15n C2=30n | Rhp1=6.8k Rhp2=13.6k C=6.8n")
  )

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  (hierarchical_label "-15V" (shape input) (at 120.0 140.0 270)
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  (hierarchical_label "GND" (shape input) (at 40.0 140.0 270)
    (effects (font (size 1.27 1.27)) (justify left)) (uuid "hl_g"))

  (text "=== MID PATH: LP1 (3k/3k/15n/30n) -> LP2 identical ===  [like double LP on 3-way mid]"
    (exclude_from_sim no) (at 20.32 28.0 0)
    (effects (font (size 1.27 1.27)) (justify left bottom)) (uuid "tmid"))
  (text "=== HF PATH: HP1 (6.8n/6.8n/6.8k/13.6k) -> HP2 identical ===  [like double HP]"
    (exclude_from_sim no) (at 20.32 90.0 0)
    (effects (font (size 1.27 1.27)) (justify left bottom)) (uuid "thf"))

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    (property "Value" "30nF" (at 55.88 35.56 90) (effects (font (size 1.27 1.27))))
    (pin "1" (uuid "c2aa")) (pin "2" (uuid "c2ab")))
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    (pin "1" (uuid "g2p")))

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    (pin "1" (uuid "rh1ba")) (pin "2" (uuid "rh1bb")))
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    (pin "1" (uuid "rh2ba")) (pin "2" (uuid "rh2bb")))
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    (pin "8" (uuid "u4bvp")) (pin "4" (uuid "u4bvn")))

  (label "LP1_OUT" (at 110.0 39.37 0) (effects (font (size 1.27 1.27)) (justify left bottom)) (uuid "llp1"))
  (label "HP1_OUT" (at 110.0 108.73 0) (effects (font (size 1.27 1.27)) (justify left bottom)) (uuid "lhp1"))

  (text "PCB CAMS-XO-R1: keep film caps away from ±25V traces; star 0V; 100nF on each OPA2134 V+/V-"
    (exclude_from_sim no) (at 20.32 155.0 0)
    (effects (font (size 1.27 1.27)) (justify left bottom)) (uuid "tpcb"))
  (text "Reuse hierarchical sheets from active-crossover/kicad/sk_* if preferred — update values to 2.5 kHz set"
    (exclude_from_sim no) (at 20.32 157.54 0)
    (effects (font (size 1.27 1.27)) (justify left bottom)) (uuid "treuse"))

  (sheet_instances (path "/" (page "XO")))
)