Ar(ee'p) DAQ
From Hall A Wiki
General
Currently DAQ for coincidence is setup on adaq2 in the RightHRS session
To start a run for both arms, select the "Coincidence" CODA configuration
Triggers for Ar(ee')p
From [[1]]
Overview over the trigger for the prescalers:
PS1: T5 (S0&S2) & (GC||PR) [LEFT] and S0&S2 [RIGHT] , Main coincidence trigger PS2: T6 (S0||S2) & (GC||PR) [LEFT] and (S0||S2) & (!PS(e) ) [RIGHT] , Efficiency coincidence PS3: T3 (S0&S2) & (GC||PR) [LEFT], left single arm main or cosmics PS4: T1 S0&S2 [RIGHT], right single arm main or cosmics PS5: T4 (S0||S2) & (GC||PR) [LEFT], left efficiency PS6: T2 (S0||S2) & (!PS(e) ) [RIGHT], right efficiency (should be prescaled) PS7: EDTM PS8: Clock
=Trigger Schematics (as of 22 Feb 2017)
Cabling
Fat cables between arms
Cable | Signal |
---|---|
1 | LHRS T1 |
2 | LHRS T2 |
3 | LHRS Scaler gate from RHRS |
4 | Clock from LHRS |
5 | LHRS RT signal |
6 | L1A from Right TS |
Trigger supervisor cabling
Branch | Signal | |
---|---|---|
1 | RHRS Fastbus Brown on 1 | |
2 | LHRS Fastbus Purple on 1 | |
3 | ||
4 | RHRS Scalers |