| # | Concept | Culture | Statement | Freq. |
|---|---|---|---|---|
| 1 | bjt | US | Commonly used in electronic circuits for amplification and switching | 1 |
| 2 | bjt | USA | Commonly used electronic component in electrical engineering and electronic circuits | 1 |
| 3 | jfet | United States | Commonly used in electronic circuits and considered a fundamental component in electrical engineering. | 1 |