Basic Electronic Symbols of active components

Basic Electrical and Electronic Symbols 

Basic symbols of active components

https://www.electrical-symbols.com/electronic-electrical-symbols/basic-electrical-electronic-symbols.htm#symbols_active_components

Símbolos de Termoacopladores / Detectores de Temperatura

https://www.simbologia-electronica.com/simbolos-electricos-electronicos/simbolos-sensores-electronicos.htm#simbolos_detectores_termoacopladores_termopares

Basic symbols of passive electronic components

https://www.electrical-symbols.com/electronic-electrical-symbols/basic-electrical-electronic-symbols.htm#symbols_passive_components