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| 5 | 2N3904 | 0.2A Ic, 40V Vce, Small Signal NPN Transistor, TO-92 2 pin Molex header 2.54 mm spacing | Tayda | A-1531 or A-557 | synth_tools/Schematics/SynthMages.pretty/Micro SPDT (3 pin).kicad_mod main precadsr/Docs/build.md 65 lines # Temporary files *.000 *.bak *.bck *.zip *.DS_Store *~ .gitignore-extra *.dsn *.kicad_pcb-bak *.kicad_sch-bak Initial kicad, images, gitignore for kicad backups d7370bb10c Add tl074 datasheet/pinout 303a55e236 organize a bit with a capacitor / resistor pair, see Fireball's hard sync (to a clock/gate/trigger input) Quantizer Interfaces to digital components and interconnects between middle and bottom mountSurfaceHeight = (panelOuterHeight-panelInnerHeight-railHeight*2)/2; panelInnerOffset = (panelOuterHeight-panelInnerHeight)/2; echo("railHeight: ", railHeight); echo("mountSurfaceHeight",mountSurfaceHeight); offsetToMountHoleCenterY=mountSurfaceHeight/2; offsetToMountHoleCenterX = hp - holeOffset; // 1 for run/stop (sw14 // 1 for manual step (sw13) - pushbutton // glide atten (rv15 // 13 SPDT switches 1 rotary switch - 7mm, with 3-4mm extra space - micro toggle switch | Dailywell | PAS7B3M1CESA6-5 | Tayda | A-805 | | | | | | | | U1 | 1 nF | Unpolarized capacitor | | R3, R7 | 2 | 4.7k | Resistor | | R16, R18, R26 | 3 | A1M | Potentiometer | | | | | | | R9 | 1 | 1 | SW_3PDT_x3 | 3PDT miniature toggle switch | | | R4, R12, R13 | 3 * https://www.digikey.com/en/products/detail/bourns-inc/PTL30-15R0-103B1/3781301 (red B10K) and https://www.digikey.com/en/products/detail/bourns-inc/PTL30-15O0-105A2/7314942 (orange A1M) The first two groups should be 10 nF. Documentation ## Mechanical assembly Documentation # ---> KiCad # For PCBs designed using KiCad: https://www.kicad.org/ # Format documentation: https://kicad.org/help/file-formats/ # Netlist files (exported from Eeschema # Autorouter files (exported from Eeschema *.csv *.lck ########################## # Additional ignored # KiCad backups folders temp_* # Compressed files *.zip # Mac stuff *.DS_Store # Emacs temps *~ Initial version .gitignore | 2 | | | | J9 | 3 | 4.7k | Resistor | | R6, R8 | 2 .../Unseen Servant/Unseen Servant.kicad_sch | 175 # Precision ADSR with retriggering and looping Latest commits for file Images/precadsr-panel-holes.png 972d8b1e07 adds front panel 82024e96c9 updated C14 footprint, traces, groundplane 2cbdb94ba9 updated C5 footprint & tracing; schematic annotation Add 55k-ish resistor to coarse knob to fix - Single-step button (SW13) isn't producing a high.

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