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Back= false); z_position = height - 25; // build up seven rows; middle one unused row_1 = bottom_row + v_margin + 12; //knob_radius top_row = height - v_margin*2 - title_font_size; working_increment = (working_height-v_margin+thickness) / (9); // generally-useful spacing amount for vertical columns of stuff col_left = thickness * 2; right_rib_x = width_mm - thickness; // column from edge plus hole radius // mounting holes with circular drills, http://www.alps.com/prod/info/E/HTML/Encoder/Incremental/EC12E/EC12E1240405.html & http://cdn-reichelt.de/documents/datenblatt/F100/402097STEC12E08.PDF Alps rotary encoder, EC12E... With switch, horizontal shaft, https://www.bourns.com/products/encoders/contacting-encoders/product/PEC09 Bourns rotary encoder, PEC09, with switch, horizontal shaft, https://www.bourns.com/products/encoders/contacting-encoders/product/PEC09 Bourns rotary encoder, PEC09, with switch, https://www.cui.com/product/resource/sj1-353xng.pdf TRS 3.5mm, horizontal, through-hole.
- -0.989318 -0.097633 0.108249 facet normal.
- 4.734130e+00 facet normal 9.964629e-01 -8.403365e-02 0.000000e+00 vertex -9.289982e+01.
- Vertex -1.084784e+02 9.695134e+01 1.075295e+01 facet.