Websites
2020-08-01
Wikipedia - free collaborative encyclopedia
Wolfram Alpha - computational engine
ME
MATWEB - material data library
EE
Octopart - EE part inventory check
Ultra Librarian - ECAD symbol/footprint/3d-model library
2020-08-01
Wikipedia - free collaborative encyclopedia
Wolfram Alpha - computational engine
MATWEB - material data library
Octopart - EE part inventory check
Ultra Librarian - ECAD symbol/footprint/3d-model library