| Manufacturer | Part Number | Description |
|---|---|---|
| Telcona AG Telcona AG | CSX-750FB | Crystal Clock Oscillator |
| Telcona AG Telcona AG | CSX750FB | Crystal Clock Oscillator |
| ETC Unknown Manufacturer | CSX750FB | CRYSTAL CLOCK OSCILLATOR |
| ETC Unknown Manufacturer | CSX-750FB | CRYSTAL CLOCK OSCILLATOR |
| Telcona AG Telcona AG | CSX750FBxx | Crystal Clock Oscillator |