Plm, BOM records, soldering rework tools, Word, Oscilloscope, DMM, distributor portals, Excel Sheets for comparison matrices, PDF documentation, controlled approval records, engineering checklists, Epicor ERP, bench power supply, EOL notices, cross-reference tools, ECO documentation tools, electronic load, standard board-level debug equipment, Schematic and PCB layout review tools such as Altium Designer or equivalent, avl, PCNs, Manufacturer datasheets, component databases