4 layers220 × 65 mm

Nixie Controller v2
DanielHeEGG/Nixie-Controller-v2
Second generation universal nixie clock controller
228 parts2CC-BY-SA-4.0
Boards in 1 GitHub repository, designed in KiCad, that use the OPA180ID by Texas Instruments (-18V~-2.25V、2.25V~18V -40℃~+125℃ 0.8V/us 1 10nV/√Hz@1kHz 114dB 15uV 18mA 250pA 2MHz 3.4nA 350nV/℃ 4.5V~36V 525uA EMI filtering/RF suppression、Zero drift / auto-zero、ESD protection、Reverse-phase input protection Rail-to-rail output SOIC-8 Precision Op Amps ROHS). See how each wires it, with its parts, size, README and files; the OPA180ID’s symbol, footprint and pinout are on its own page.

DanielHeEGG/Nixie-Controller-v2
Second generation universal nixie clock controller