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See: https://www.nxp.com/docs/en/data-sheet/KTY81_SER.pdf [StepUp generated footprint] SOT-227 / SOT-227B / ISOTOP, M4 mounting hole 3.2mm m3 iso7380 Mounting Hole 2.2mm, no annular, M5 mounting hole position tweaks f6c7924538 Messing around with panel title fonts More experimentation with panel alignment before printing 9a2ab6dc7f initial notes for v1 build Schematics/bad_trace_v1.jpeg Normal file Unescape Schematics/SynthMages.pretty/POT_2_PIN_Header.kicad_mod Normal file Unescape DEF Kosmo_panel_Ground_point_for_NPTH GP 0 40 Y N 1 F N DEF SW_E3_SA3216 SW 0 0 Y N 1 F N DEF SW_SPST_LED SW 0 40 Y N 1 F N DEF SW_Coded_SH-7040 SW 0 40 Y N 1 F N DEF SW_SPST SW 0 0 Y N 1 F N DEF Synth_power_2x5 J 0 40 Y N 1 F N DEF SW_Reed_SPDT SW 0 40 Y N 1 F N DEF Synth_power_2x5_passive J 0 40 Y Y 1 F N DEF SW_Rotary12 SW 0 20 Y Y 1 F N DEF SW_Rotary4x3 SW 0 20 Y N 1 F N DEF SW_Rotary12 SW 0 40 Y N 1 F N DEF SW_E3_SA3216 SW 0 0 Yet more ways of pulling comics, alt text and salient bits of blogs into Tiny Tiny RSS entries. # For PCBs designed using KiCad: https://www.kicad.org/ # Format documentation: http://kicad-pcb.org/help/file-formats/ # KiCad backups folders *-backups # Compressed files *.zip # Mac stuff *.DS_Store # Emacs temps *~ \#* # LTSpice Simulations/*.log Simulations/*.raw Simulations/*.txt Copper Layer Stackup: ============================================================= L1 : F.Cu front L2 : B.Cu back Drill file 'precadsr-panel.drl' contains plated through holes: ============================================================= T1 3.200mm 0.1260" (4 holes) T5 15.200mm 0.5984" (1 hole Total plated holes count 16 Not plated through holes are merged with plated holes unplated through holes: merged pull request synth_mages/MK_SEQ#2 b77534e3fc Added schmancy pcb for v2 front panel Added schmancy pcb for v1 build Schematics/bad_trace_v1.jpeg Normal file View File Hardware/PCB/precadsr/sym-lib-table Normal file Unescape Hardware/PCB/precadsr/ao_tht.pretty/Wall_wart_A-4118.kicad_mod Normal file View File Find and replace last few thin traces, fix teardrops and gnd fill Embiggen traces, add teardrops f63cfba9541079f9f5e1341fca38abad6837ea65 Add 55k-ish resistor to coarse knob to fix tuning range pushed tag v1.0 to synth_mages/MK_SEQ 18e376c67c Merge pull request 'More schematics' (#3) from schematic by Eeschema 5.1.9-73d0e3b20d~88~ubuntu20.04.1 Generated from schematic by Eeschema 5.1.10-88a1d61d58~90~ubuntu20.04.1 Component Count: 74 Refs C6, C7, C8, C9 | 1 | TL074 | Quad Low-Noise JFET-Input Operational Amplifiers.

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