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Hardware/Panel/precadsr_panel_al_Gerbers/precadsr_panel_al-F_Paste.gbr create mode 100644 HIHAT_MANUAL.pdf create mode 100644 Hardware/PCB/precadsr_aux_Gerbers/precadsr-F_Paste.gbr create mode 100644 Hardware/Panel/precadsr_panel_al/precadsr_panel_al.pro create mode 100755 MK_VCO_RADIO_SHAEK_W_PARTS.diy create mode 100644 Schematics/SynthMages.pretty/Perfboard_3x12.kicad_mod create mode 100644 Hardware/PCB/precadsr/Kosmo_panel.pretty/Kosmo_Panel_Mounting_Hole_NPTH.kicad_mod delete mode 100644 Hardware/PCB/precadsr/ao_tht.pretty/PinHeader_1x03_P2.54mm_Vertical.kicad_mod create mode 100644 Hardware/PCB/precadsr/ao_tht.pretty/SOT-23_Handsoldering.kicad_mod delete mode 100644 Hardware/Panel/precadsr-panel-Gerbers/precadsr-panel-MaskTop.gts create mode 100644 Hardware/PCB/precadsr/ao_tht.pretty/Push_button_A-5050.kicad_mod delete mode 100644 Images/IMG_6771.JPG create mode 100644 Hardware/PCB/precadsr/ao_tht.pretty/OSHW-Logo2_7.3x6mm_SilkScreen.kicad_mod delete mode 100644 Schematics/SynthMages.pretty/Switch.lib create mode 100644 Hardware/PCB/precadsr_aux_Gerbers/precadsr-PTH.drl create mode 100644 Docs/precadsr_bom.md create mode 100644 Schematics/SynthMages.pretty/PinSocket_1x03_P2.54mm_Vertical.kicad_mod create mode 100644 3D Printing/Panels/FIREBALL VCO.png and /dev/null differ attr (teardrop (type padvia min_thickness 0.0254) (filled_areas_thickness no min_thickness 0.25) (filled_areas_thickness no From 32ded0979b3a28a6950eb6a371cc2ef88606b4ff Mon Sep 17 00:00:00 2001 Subject: [PATCH] Added hard sync input. - Portamento (aka slew rate controller aka glide). - Knob version fairly simple. CV version maybe possible, but a much bigger circuit. Haven't found a simple manual EG ~$7 in parts, needing only one tl074 and support Kassutronic's KS-20 https://kassu2000.blogspot.com/2019/07/ks-20-filter.html ** uses an LM13700 OTA (operational transconductance amplifier) (~$1.50, uncommon, and DIP marked obsolete) and NE5532 (uncommon, 80¢ based on http://www.latticesemi.com/view_document?document_id=213 BGA 0.8mm 9mm 121 BGA-132 11x17 12x18mm 1.0pitch Altera BGA-144 M144 MBGA Altera BGA-153 M153 MBGA Altera UBGA U169 BGA-169 BGA-200, 14.5x10.0mm, 200 Ball, 12x22 Layout, 0.8x0.65mm Pitch, http://www.issi.com/WW/pdf/43-46LQ32256A-AL.pdf Altera BGA-256 M256 MBGA BGA-256, dimensions: https://www.xilinx.com/support/documentation/package_specs/ft256.pdf, design rules: https://www.xilinx.com/support/documentation/user_guides/ug1099-bga-device-design-rules.pdf Altera UBGA U324 BGA-324 BGA-624, 25x25 grid, 21x21mm package, pitch 0.4mm; https://www.latticesemi.com/view_document?document_id=213 UFBGA-15, 4x4, 3x3mm package, pitch 0.4mm; see section 7.1 of http://www.st.com/resource/en/datasheet/DM00282249.pdf WLCSP-90.

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