metronome/hardware/kicad
Me Here 075c1786af PM_K-1 hardware: verify THAT1240 against datasheet; fix pinout + part numbers
Verified the receiver from THAT doc 600035 rev05 instead of guessing:
- THAT1240 = 0 dB (unity) -- correct as specced; 1243=-3dB, 1246=-6dB would be wrong.
- SO-8 pinout 1=Ref 2=In- 3=In+ 4=Vee 5=Sense 6=Vout 7=Vcc 8=NC. My initial
  SKiDL pins were mostly wrong; corrected. Netlist now matches the datasheet.
- KiCad Device:D is pin1=K/pin2=A; my clamp diodes were reversed -- fixed so they
  actually clamp (D high->cathode to +15, D low->anode to -15).
- BOM part numbers had a bogus "W16" suffix; corrected to S08-U (SO-8). Noted
  INA134/SSM2141 as pin-compatible 2nd sources for long-term availability.

ERC 0 errors, netlist 0 errors.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
2026-05-30 19:48:41 -05:00
..
.gitignore PM_K-1 hardware: Stage 1 input receiver as SKiDL (code-defined schematic) 2026-05-30 19:43:07 -05:00
pm_k1_core.kicad_pro PM_K-1 hardware: core-board design-of-record + KiCad scaffold 2026-05-30 11:42:45 -05:00
pm_k1_core.kicad_sch PM_K-1 hardware: core-board design-of-record + KiCad scaffold 2026-05-30 11:42:45 -05:00
skidl.erc PM_K-1 hardware: Stage 1 input receiver as SKiDL (code-defined schematic) 2026-05-30 19:43:07 -05:00
skidl.log PM_K-1 hardware: Stage 1 input receiver as SKiDL (code-defined schematic) 2026-05-30 19:43:07 -05:00
skidl_REPL.erc PM_K-1 hardware: Stage 1 audio (input receiver) sims + container libs 2026-05-30 19:27:25 -05:00
skidl_REPL.log PM_K-1 hardware: Stage 1 audio (input receiver) sims + container libs 2026-05-30 19:27:25 -05:00
stage1_input.erc PM_K-1 hardware: Stage 1 input receiver as SKiDL (code-defined schematic) 2026-05-30 19:43:07 -05:00
stage1_input.log PM_K-1 hardware: verify THAT1240 against datasheet; fix pinout + part numbers 2026-05-30 19:48:41 -05:00
stage1_input_sklib.py PM_K-1 hardware: verify THAT1240 against datasheet; fix pinout + part numbers 2026-05-30 19:48:41 -05:00