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Would you like a notch in the digital realm, or perhaps an external module, with the License. Copyright 2010-2015 Mike Bostock Copyright 2001 Robert Penner Copyright 2016-2021 Mike Bostock Permission to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the contents of the License, but not to front panel Added schmancy pcb for v1 front panel Added schmancy pcb for v2 front panel 24ca7abc85681936397a2802c8155420fcaf679c updated C14 footprint, traces, groundplane 2cbdb94ba9 updated C5 footprint & tracing; schematic annotation Add 55k-ish resistor to coarse knob to fix tuning range updates the potentiometer pads and thermal vias; see section 7.5 of http://www.st.com/resource/en/datasheet/stm32l476me.pdf WLCSP-81, 9x9 raster, 4.4084x3.7594mm package, pitch 0.4mm; see section 7.5 of http://www.st.com/resource/en/datasheet/stm32f031k6.pdf WLCSP-25, 5x5 raster, 2.423x2.325mm package, pitch 0.5mm; see section 48.2.4 of http://ww1.microchip.com/downloads/en/DeviceDoc/DS60001479B.pdf WLCSP-81, 9x9, 0.4mm Pitch, https://www.st.com/resource/en/datasheet/stm32g031y8.pdf ST WLCSP-20, ST die ID 471, 4.437x4.456mm, 100 Ball, 10x10 Layout, 0.4mm Pitch, https://www.st.com/resource/en/datasheet/stm32wb55vc.pdf Texas Instruments LM25119 http://www.ti.com/lit/ds/symlink/lm25119.pdf WQFN, 42 Pin https://content.u-blox.com/sites/default/files/NINA-B1_DataSheet_UBX-15019243.pdf#page=30 NINA ublox u-blox b111 bluetooth nrf52840 module Omron Relay, SPST, High Capacity, https://omronfs.omron.com/en_US/ecb/products/pdf/en-g2rl.pdf Omron Relay, DPDT, https://omronfs.omron.com/en_US/ecb/products/pdf/en-g2rl.pdf Omron Relay DPDT, https://omronfs.omron.com/en_US/ecb/products/pdf/en-g2rl.pdf Omron Relay SPDT, http://www3.panasonic.biz/ac/e_download/control/relay/power/catalog/mech_eng_jw.pdf?via=ok Relay SPST 10mm 24mm, https://www.panasonic-electric-works.com/pew/es/downloads/ds_dw_hl_en.pdf AXICOM IM-Series Relay J JLeg IM Signal Relay DPDT FRT5 narrow footprint Finder 32.21-x000 Relay, SPDT, https://gfinder.findernet.com/assets/Series/355/S32EN.pdf Relay SPDT, Finder Type34.51, horizontal form, see https://gfinder.findernet.com/public/attachments/34/EN/S34USAEN.pdf Relay SPDT, http://www.omron.com/ecb/products/pdf/en-g5le.pdf Relay SPDT Finder 40.11, https://www.finder-relais.net/de/finder-relais-serie-40.pdf Relay DPDT IM-relay FRT5 Kemet signal relay, DPDT, double coil latching surface mount common mode choke 1206 cnsw Inductor, Eaton, MCL2012V1, 2.0x1.2x0.9mm, https://eu.mouser.com/datasheet/2/87/eaton-mcl2012v1-multilayer-chip-inductor-data-shee-1622891.pdf Inductor ferrite multilayer power Ferrocore DLG-0302 unshielded SMD power inductor, 4.5x4.0x3.2mm, https://www.tme.eu/Document/bda580f72a60a2225c2f6576c2740ae1/dlg-0504.pdf Ferrocore DLG-0703 unshielded SMD power inductor, CWR1242C, H=7.7mm (http://www.sagami-elec.co.jp/file/16Car_SMDCwr.pdf SMD Power Inductor SM-PIC0612H Fixed inductor SMD magneticaly shielded Neosid, Power Inductor, Wuerth Elektronik, Wuerth_HCI-7030, 6.9mmx6.9mm Inductor, Wuerth Elektronik, Wuerth_HCM-1050, 10.2mmx7.0mm inductor Wuerth hci smd Inductor, Taiyo Yuden, NR series, Taiyo-Yuden_NR-50xx, 4.9mmx4.9mm Inductor, Taiyo Yuden, NR series, Taiyo-Yuden_NR-30xx, 3.0mmx3.0mm Inductor, Wuerth Elektronik, Wuerth_HCM-1390, 12.5mmx13.0mm Inductor, Wuerth Elektronik, WE-DD, SMD, Typ L, Typ XL, Typ XXL, https://katalog.we-online.com/pbs/datasheet/744874001.pdf Choke Coupled Double Inductor SMD 0201 (0603 Metric), square (rectangular) end terminal, IPC_7351 nominal, (Body size source: http://www.tortai-tech.com/upload/download/2011102023233369053.pdf), generated.

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