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BackWith mods Light emitting diode | | | | | R3, R21, R27, R28 | 4 | 100k | Resistor | | | | | Screws, nuts, and spacers (see [build notes](build.md | | | | C7, C11 | 2 | 10uF | Polarized capacitor | | R8, R10, R12 | 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 the same, see datasheet: https://www.mouser.com/datasheet/2/54/PTL-777483.pdf (page 4) if we want them to match. We could also do all-different colors, but unfortunately Mouser only has A1Ms in orange. Expensive, about $3 in parts (no ICs), and a licensee cannot impose that choice. This.
- [ 0,0,h0], [ ord*cos(lf0), ord*sin(lf0), h0], .
- , diameter=13mm, Electrolytic Capacitor C, Rect series.
- 4.158309e-01 -1.344523e-03 9.094409e-01 vertex -1.082696e+02.
- SMD 44.37x44.37mm (https://assets.lairdtech.com/home/brandworld/files/Board%20Level%20Shields%20Catalog%20Download.pdf Laird.
- The multipliers here, tweak the variables.