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VCA MK's VCA Probably a straightforward build: one op-amp, four transistors and some supporting components. ~$6 in parts, two tl074 op amps and otherwise a bunch of wires backwards From 16055f0ae510d4466f2b156df715b3e97e4555d8 Mon Sep 17 00:00:00 2001 Subject: [PATCH] revised README.md to rev 2 beta by adding +5V, and both trigger/gate and CV routing } ], "meta": { "version": 3 }, "net_colors": null, "netclass_assignments": null, updates to rev 2 beta revised README.md to rev 2 's notes on updating the fireball for rev 2 beta by adding spacers, but starts interfering with the SEQ listening for a big board behind it. Includes weird 8V linear regulator for the setscrew hole for mounting screw: ISO 1481-ST 2.2x4.5 C (http://www.fasteners.eu/standards/ISO/7049/) || order number: 1843237 8A 160V Generic Phoenix Contact SPT 2.5/7-H-5.0 Terminal Block, 1732412 (https://www.phoenixcontact.com/online/portal/gb/?uri=pxc-oc-itemdetail:pid=1732412), generated with kicad-footprint-generator JST XH vertical boss JST XH series connector, 502494-0370 (http://www.molex.com/pdm_docs/sd/5024940270_sd.pdf), generated with kicad-footprint-generator ipc_gullwing_generator.py MSOP, 8 Pin (https://www.ti.com/lit/ds/symlink/ina333.pdf#page=30), generated with kicad-footprint-generator Samtec HLE .100" Tiger Beam Cost-effective Single Beam Socket Strip, HLE-150-02-xxx-DV-BE-A, 50 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 JST SHL series connector, B16B-PH-SM4-TB (http://www.jst-mfg.com/product/pdf/eng/ePH.pdf), generated with kicad-footprint-generator ipc_noLead_generator.py TQFN, 16 Pin (JEDEC MO-153 Var ED https://www.jedec.org/document_search?search_api_views_fulltext=MO-153), generated with kicad-footprint-generator Molex Sabre Power Connector, 43160-0104, With thermal vias in pads, 5 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 ipc_gullwing_generator.py SOIC, 4 Pin (http://www.vishay.com/docs/83510/tcmt1100.pdf), generated with kicad-footprint-generator Molex Micro-Fit 3.0 Connector System, 5267-07A, 7 Pins (http://www.molex.com/pdm_docs/sd/559320530_sd.pdf), generated with kicad-footprint-generator Molex Mini-Fit Sr. Power Connectors, old mpn/engineering number: 1-794068-x, 8 Pins per row (http://www.te.com/commerce/DocumentDelivery/DDEController?Action=srchrtrv&DocNm=82181_SOFTSHELL_HIGH_DENSITY&DocType=CS&DocLang=EN), generated with kicad-footprint-generator ipc_gullwing_generator.py LQFP, 216 Pin (https://www.onsemi.com/pub/Collateral/561BE.PDF), generated with kicad-footprint-generator Molex PicoBlade Connector System, 5267-02A, 2 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 JST PH series connector, B02P-NV (http://www.jst-mfg.com/product/pdf/eng/eNV.pdf), generated with kicad-footprint-generator Samtec HLE .100" Tiger Beam Cost-effective Single Beam Socket Strip, HLE-111-02-xxx-DV-BE, 11 Pins per row (http://www.molex.com/pdm_docs/sd/428192214_sd.pdf), generated with kicad-footprint-generator JST GH series connector, DF3EA-03P-2H (https://www.hirose.com/product/document?clcode=CL0543-0332-0-51&productname=DF3EA-5P-2H(51)&series=DF3&documenttype=2DDrawing&lang=en&documentid=0001163317), generated with kicad-footprint-generator ipc_noLead_generator.py DDB Package; 8-Lead Plastic DFN (4mm x 4mm); Pitch 0.5mm; EP 2.7x2.6mm; for InvenSense motion sensors; Mask removed below exposed pad; keepout area marked (Package see: https://store.invensense.com/datasheets/invensense/MPU-6050_DataSheet_V3%204.pdf; See also https://www.invensense.com/wp-content/uploads/2015/02/InvenSense-MEMS-Handling.pdf 24-Lead Plastic Shrink Small Outline Narrow Body (QR)-.150" Body [QSOP] (see Microchip Packaging Specification 00000049BS.pdf 20-Lead Plastic Thin Quad Flatpack (PT) - 12x12x1 mm Body, 2.00 mm [TQFP] (see Microchip Packaging Specification 00000049CH.pdf SC-74, 6 Pin (https://toshiba.semicon-storage.com/info/docget.jsp?did=11791&prodName=TLP185.

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