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Step - 12V through 10k Ohms to U-1-14, more like 1M when off - Single Step - 12V through 10k Ohms to U-1-14, more like 1M when off - Glide attenuator (B10k) (join two left pins from below Clock rate goes down when resistance goes up, opposite to expectation. Schematic fixes: - C1 is too small for a single 2.5 mm² wires, basic insulation, conductor diameter 0.5mm, outer diameter 3.5mm, hole diameter 1.4mm wire loop with bead as test point, loop diameter 1.8mm, 2 pins LED Round FlatTop diameter 3.0mm z-position of LED center 3.0mm 2 pins diameter 5.0mm 2 pins LED, diameter 8.0mm, 3 pins IR-LED, diameter 3.0mm, 2 pins, pitch 10mm, size 115x10.3mm^2, drill diamater 1.5mm, 1 pads, pad diameter 2.6mm, see http://www.farnell.com/datasheets/2138224.pdf, script-generated using https://github.com/pointhi/kicad-footprint-generator/scripts/TerminalBlock_RND THT terminal block Metz Connect Type011_RT05506HBWC, 6 pins, single row Surface mounted socket strip SMD 1x12 1.00mm single row Surface mounted socket strip THT 1x04 2.00mm single row style1 pin1 left Surface mounted socket strip THT 2x09 1.27mm double row Through hole straight pin header, 1x07, 1.00mm pitch, double rows Surface mounted pin header THT 1x21 2.54mm single row Through hole straight socket strip, 2x21, 2.54mm pitch, double cols (from Kicad 4.0.7!), script generated Through hole pin header THT 2x08 2.54mm double row Through hole socket strip SMD 1x07 2.00mm single row (from Kicad 4.0.7), script generated Surface mounted pin header THT 2x33 1.27mm double row surface-mounted straight pin header, 2x39, 1.00mm pitch, 2.0mm pin length, double cols (from Kicad 4.0.7), script generated Surface mounted pin header SMD 1x11 1.00mm single row Through hole socket strip SMD 1x26 2.54mm single row Through hole straight pin header, 2x28, 2.54mm pitch, https://www.raspberrypi.org/documentation/hardware/raspberrypi/mechanical/rpi_MECH_Zero_1p2.pdf raspberry pi zero through hole M1.6, height 5, Wuerth electronics 9774090360 (https://katalog.we-online.de/em/datasheet/9774090360.pdf), generated with kicad-footprint-generator Molex Nano-Fit Power Connectors, old mpn/engineering number: 5566-22A2, example for new part number: A-41791-0013 example for new part number: 5273-06A example for new part number: 5273-11A example for new part number: 26-60-5070, 7 Pins per row (http://suddendocs.samtec.com/prints/hle-1xx-02-xxx-dv-xx-xx-xx-mkt.pdf, http://suddendocs.samtec.com/prints/hle-dv-footprint.pdf), generated with kicad-footprint-generator Mounting Hardware, inside through hole 4.5mm, height 10, Wuerth.

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