| Manufacturer | Part Number | Description |
|---|---|---|
Cool Audio |
V4580M | Ultra Low Noise Dual Operational Amplifier |
Cool Audio |
V4580 | Ultra Low Noise Dual Operational Amplifier |
| COOLAUDIO | 2SV888 | Ultra-Low Noise PNP Expitaxial Transistor |
| COOLAUDIO | V2159 | Ultra-Low Noise Voltage Controlled Amplifier |
| coolaudio | V2030D | monolithic IC |