2 layers

Bias controller
loxodes/vna
Under development open hardware microwave vector network analyzer
203 parts205
Boards in 1 GitHub repository, designed in KiCad, that use the ESD9B5VL by TECH PUBLIC (-55℃~+125℃ 1 12V 35W@8/20us 3A@8/20us 5V 5pF 8.4V 80nA Bidirectional ESD IEC 61000-4-2、IEC 61000-4-5 DFN1006-2(0402) ESD and Surge Protection (TVS/ESD) ROHS). See how each wires it, with its parts, size, README and files; the ESD9B5VL’s symbol, footprint and pinout are on its own page.

loxodes/vna
Under development open hardware microwave vector network analyzer