Hardware Timing Connections and Tolerances for Model 3¶
The hardware triggers are a 3V 10-microsecond TTL active-high signal sent via BNC cables from the pulse generator to the other devices.
Connections¶
| BNC Connection A | BNC Connection B | Description |
|---|---|---|
| Pulse Generator CH1 | Unused | |
| Pulse Generator CH2 | Laser Driver | Trigger input for Laser Driver |
| Pulse Generator CH3 | Electron Detector | Trigger input for Electron detector |
| Pulse Generator CH4 | Proton Detector | Trigger input for Proton detector |
Timing Tolerances¶
Pulse generator: +/- 5 us or so accuracy, sub-microsecond stability Laser trigger to laser activation: 26 microseconds delay, +/- 2 microsecond stability