Labels Milestones
BackDead center v_wall(h=4, l=top_row-rail_clearance*2-thickness-15); // PCB holder pcb_holder(h=10, l=top_row-rail_clearance*2-15-thickness, th=1.15, wall_thickness=1); // lower h-rib reinforcer ## Photos ### Photos ## Documentation: * [Schematic](Docs/precadsr.pdf) * PCB layout: [front](Docs/precadsr_layout_front.pdf), [back](Docs/precadsr_layout_back.pdf) * [BOM](Docs/precadsr_bom.md) * [Build notes](Docs/build.md) How to use the 4 pins (http://www.qingpu-electronics.com/en/products/WQP-PJ320D-72.html 3.5mm jack mic microphone phones headphones 4pins audio plug Headphones with microphone connector, 3.5mm, 4 pins RGB RGBLED LED, Round, FlatTop, Rectangular size 4.0x2.8mm^2 diameter 2.0mm, hole diameter 0.9mm, outer diameter 2.3mm, see http://www.metz-connect.com/de/system/files/productfiles/Datenblatt_310591_RT063xxHBWC_OFF-022684T.pdf, script-generated using https://github.com/pointhi/kicad-footprint-generator/scripts/TerminalBlock_Phoenix THT Terminal Block 4Ucon ItemNo. 10698, vertical (cable from top), 7 pins, pitch 5.08mm, size 40.6x8.45mm^2, drill diamater 1.1mm, pad diameter 2.6mm, see http://www.farnell.com/datasheets/100425.pdf, script-generated using https://github.com/pointhi/kicad-footprint-generator/scripts/TerminalBlock_MetzConnect THT terminal block Metz Connect Type086_RT03402HBLC, 2 pins, pitch 5.08mm, size 25.4x8mm^2, drill diamater 1.3mm.
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footprint "IDC-Header_2x05_P2.54mm_Vertical_Fixed_Ground_Fill" (version 20221018) (generator pcbnew footprint.
- -9.407388e-01 -3.391319e-01 -3.087800e-04 vertex.
- Lamp D Single Pole Single Throw (SPST) switch.
- (making the Android client easier to adjust parameters.
- Package Ultraminiature Crystal Clock.