| Quantity | Component name | |
| 1 | × | General Radio 1192-B Frequency Counter |
| 1 | × | ESP8266 Node MCU module |
| 1 | × | 2n3904 Discrete Semiconductors / Transistors, MOSFETs, FETs, IGBTs |
| 2 | × | 10K resistor |
| 2 | × | BNC to Alligator clip cable |
| Quantity | Component name | |
| 1 | × | General Radio 1192-B Frequency Counter |
| 1 | × | ESP8266 Node MCU module |
| 1 | × | 2n3904 Discrete Semiconductors / Transistors, MOSFETs, FETs, IGBTs |
| 2 | × | 10K resistor |
| 2 | × | BNC to Alligator clip cable |