Electronics Production

PCB (Printed Circuit Board) fabrication
   dead bug
   etching
      set-up, feature size, batch
      lithography, transfer, print
      ferric/cupric chloride, ammonium/sodium persulfate
      citric acid, peroxide
      SDS
      water consumption
      waste
   machining
      finish
      machines
      tools
         0.010
         1/64
         1/32
         V-bits
         tapered bits
      fixturing
      underlay
      zeroing
         mounting lowering probing
      set-screws, collets
      lifetime
      deburring
      cleaning
      climb vs conventional
      nesting
      registration
   vinyl cutter flex connections encapsulation milling
   laser cutter
   printing conducting inks
   plating
   sewing

PCB materials
   rigid
      FR4 (epoxy glass)
      FR1 (phenolic paper)
      garolite
   flex
      Kapton, Pyralux
      #1 epoxy film, #1126 copper tape
   high-frequency
      teflon
      glass
   copper
      0.5 oz: 17.5 um
      1.0 oz: 35 um
      2.0 oz: 70 um

board houses
   JLCPCB, PCBWay, OSH Park, Aisler,
      PCB, kit, BOM
   design rules
      width/spacing (15, 5 mils)
   layers
      1, 1.5, 2, 2+, 4, N
   mechanical, drill, solder mask, silk screen
   vias
      wires, rivets, plated, blind, buried

components
   through-hole
   surface-mount
   chip-scale

breadboards

assembly
   solder
      iron station fume extractor burns
      ROHS
      types
         lead-free wire paste SDS
         leaded wire paste SDS
         low-temp wire paste
      eutectic
      tinning
      wetting
      manual, drag, wave
      cold solder joints, solder bridges, checking joints
      flux core, paste, pen
      reflow
         stencil
         hot air, hot plate, oven, IR
      magnifying
   stuffing
      component orientation
      tacking down parts
      bottom to top, inside to outside
      fumes
      washing
   desoldering
      braid
      tweezers
      vacuum
      hot air
      gravity
   cutting traces, adding jumpers
   placement pick-and-place
   encapsulation

CAM
   formats
      Gerber/RS-274X
      png resolution
   FlatCAM pcb2gcode gerber2img
   mods video
   trace width
      traces traces+exterior interior 1/64" 0.010" V-bit fiber laser
   
assignment
   group assignment:
      characterize the design rules for your in-house PCB production process
   individual assignment:
      make and test a microcontroller development board
      extra credit: personalize the board
      extra credit: make it with another process