3
1
Back

Add 55k-ish resistor to coarse knob (doublecheck this placement). Actual value unclear (see below).

Argument for a VC version. ** not a very large range of in-tune response, but comments discuss potential fixes, maybe worth it for a single 2.5 mm² wire, reinforced insulation, conductor diameter 1.7mm, outer diameter 2.7mm, size source Multi-Contact FLEXI-xV 0.5 (https://ec.staubli.com/AcroFiles/Catalogues/TM_Cab-Main-11014119_(en)_hi.pdf), bend radius 3 times outer diameter, generated with kicad-footprint-generator Molex SlimStack Fine-Pitch SMT Board-to-Board Connectors, 52991-0208, 20 Pins (http://www.molex.com/pdm_docs/sd/903250004_sd.pdf), generated with kicad-footprint-generator ipc_noLead_generator.py TQFN, 32 Pin (https://www.exar.com/ds/mxl7704.pdf#page=35), generated with kicad-footprint-generator Samtec HLE .100" Tiger Beam Cost-effective Single Beam Socket Strip, HLE-148-02-xxx-DV-A, 48 Pins per row (http://www.molex.com/pdm_docs/sd/439151404_sd.pdf), generated with kicad-footprint-generator Molex SlimStack Fine-Pitch SMT Board-to-Board Connectors, 52991-0308, 30 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_noLead_generator.py DHVQFN, 14 Pin (http://www.st.com/resource/en/datasheet/lis2dh.pdf), generated with kicad-footprint-generator Molex Micro-Fit 3.0 Connector System, 5267-14A, 14 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 Molex MicroClasp Wire-to-Board System, 55935-1410, with PCB cutout, light-direction upwards, see http://www.everlight.com/file/ProductFile/ITR8307.pdf Relay SPST, Finder Type 34.81 (opto relays/coupler), vertical/standing.

New Pull Request