Skip to main content

Table 1 Summary of the different technical requirements set on the control system from experiments needs

From: CIRCUS: an autonomous control system for antimatter, atomic and quantum physics experiments

Particle source interfacing

High-voltage catching potential range

0–15 kV

High-voltage potential accuracy

<10 V

High-voltage gate raising edge duration

<100 ns

High-voltage gate temporal tuning accuracy

<10 ns

AD injection trigger synchronization

<5 s

ELENA injection trigger synchronization

<1 s

Bunch pre-arrival trigger synchronization

<1 μs

Bunch arrival trigger synchronization

<10 ns

Trapped particle manipulation

Low-voltage potential range

±200 V

Low-voltage potential ramps duration

100 μs–10 s

Maximum absolute calibration error

<5 mV

Maximum noise band amplitude

<1 mVrms

Fast pulse settling time

<30 ns

Fast pulse duration range

100ns–100 μs

Fast pulse timing adjustment

<10 ns

Fast pulse timing jitter

<1 ns

RF frequency range

1 kHz–100 MHz

RF amplitude range

10 mV–5 V

Particle and laser synchronisation

Positron/laser triggers time adjustment

<1 ns

Positron/laser trigger jitter

<0.5 ns

Detector arming timing accuracy

<100 μs

Detector triggering timing accuracy

<10 ns

Slow control, DAQ and networking

PC–PC message delay

<100 μs

Real-time–PC message delay

<10 μs

DAQ run start/stop time

<10 s

Data availability for online analysis

<5 s