| Manufacturer | Part Number | Description |
|---|---|---|
Plessey Semiconductors
| PS25101 | EPIC Ultra High Impedance ECG Sensor |
| ECG Semiconductors | ECG263 | (ECG2xx) Darlington Power Transistors |
| ECG Semiconductors | ECG2xx | (ECG2xx) Darlington Power Transistors |
| ECG Semiconductors | ECG938 | Operational Amplifier |
| ECG Semiconductors | ECG938M | Operational Amplifier |
