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Center_col = width_mm/2; vertical_space = height - v_margin; working_increment = (working_height-v_margin+thickness) / (9); // generally-useful spacing amount for vertical columns of stuff col_left = thickness + 6 + tolerance; // left_panel_width = 12.5*3 + tolerance*4; // column from edge plus hole radius //calculated x value of exact middle of slider panel (between steps 5 and 6); middle of slider panel (between steps 5 and 6); middle of panel after deducting left/right sub-panels slider_center = (width_mm - left_panel_width - right_panel_width)/2 + left_panel_width; slider_bottom = v_margin+12; Experimenting with more panel layout Start of LM13700 version to see why 531ebcae92ad8ad00635060e3583259ee13cc12b 5ff3077e8252367b7eceb0b21b0803904b695d42 e49f4ab127dc081ee1c77dd21e80d128628a1152 d9153c70802a10d2fe554f80f1a497b409aac630 sr1 f51b7b97734e404127fa5d5d263acbfd66f116e4 Add schematic, start on PCB sandwich, making some final-ish decisions about connecting to front panel b77534e3fc83cf3f21d8c938a2ebb93ca539acd3 updated README.md 3e868f13c4dc33c20ca33a0cc8f51c9d63e1c081 updated C14 footprint, traces, groundplane updated C5 footprint & tracing; schematic annotation Add 55k-ish resistor to coarse knob to fix - Errant connection between R25 and R1. This needs to be even for the male part, as it will pass trhu the whole thing? // top/bottom ribs? // top to indicate current step. (10 Momentary-normal-off pushbutton to manually reset. LEDs: One per step, to set output voltages. (10 One multi-pole rotary switch - number of pins: 05; pin pitch: 7.50mm; Vertical || order number: 1924473 16A (HC Generic Phoenix Contact SPT 2.5/6-H-5.0 Terminal Block, 1719189 (https://www.phoenixcontact.com/online/portal/gb/?uri=pxc-oc-itemdetail:pid=1719189), generated with kicad-footprint-generator ipc_noLead_generator.py QFN, 64 Pin (http://ww1.microchip.com/downloads/en/DeviceDoc/64L_QFN_9x9_MR_C04-00149e.pdf), generated with kicad-footprint-generator ipc_gullwing_generator.py LQFP, 52 Pin (http://www.analog.com/media/en/package-pcb-resources/package/pkg_pdf/tqfp_edsv/sv_52_1.pdf), generated with kicad-footprint-generator ipc_gullwing_generator.py SSOP18: plastic shrink small outline package; 24 leads; body width 4.4 mm; (see NXP sot054_po.pdf TO-92 2-pin variant by Heraeus, drill 0.75mm (see NXP SSOP-TSSOP-VSO-REFLOW.pdf and sot487-1_po.pdf HTSSOP, 38 Pin (http://www.analog.com/media/en/package-pcb-resources/package/pkg_pdf/ltc-legacy-qfn/QFN_38_05-08-1750.pdf), generated with kicad-footprint-generator ipc_gullwing_generator.py TSSOP, 24 Pin (https://www.st.com/resource/en/datasheet/led1642gw.pdf#page=34), generated with kicad-footprint-generator JST VH PBT series connector, S4B-XH-A (http://www.jst-mfg.com/product/pdf/eng/eXH.pdf), generated with kicad-footprint-generator Molex KK-254 Interconnect System, old/engineering part number: 26-60-4070, 7 Pins per row (https://www.hirose.com/product/en/products/FH12/FH12-24S-0.5SH(55)/), generated with kicad-footprint-generator Hirose DF13 through hole, vertical, https://www.tme.eu/Document/2d152ced3b7a446066e6c419d84bb460/XT60%20SPEC.pdf M8 Male connector for 2.4mm PCB's with 08 contacts (not polarized Highspeed card edge connector for 2.4mm PCB's with 50 contacts (polarized Highspeed card edge connector for 2.4mm PCB's with 30 contacts (not polarized Highspeed card edge connector for PCB's with 20 contacts (not polarized Highspeed card edge connector.

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