Difference between revisions of "Mini BCAL in Hall-D"

Revision as of 17:50, 7 March 2023

mini BCAL Setup at Hall-D

The mini BCAL was set up on the test bench. Downstream is defined as the North end and the Upstream is defined as the South End

Downstream view of the mini BCAL setup.	Upstream view of the mini BCAL setup.	Top View of the mini BCAL setup

Cable stretching

The North and south end cables were grouped together and stretched across cables crates over to the DAQ.

Cable streching

Pillar along which the output cables are stretched.

Module Assignment

1. For the input, Sasha made several shell scripts, to switch on, off, and set voltages to the output channels using net-snmp protocols to the wiener MPOD controller
2. The scripts can be found at `hdhops/bcal_prot`
3. `set_lv_on`, `set_lv_off` switches on/off all the low voltages on

Module Name	HV/LV BCAL Distribution Box	Direction	Module Picture
Upstream 49	J7	South
Upstream 49	J8	North

Wrapping the BCAL

The mini BCAL was wrapped in black Tedlar after mounting the SiPM modules and connecting the LEMO output cables. After wrapping the BCAL was covered using a black cloth to make it light tight

mini BCAL wrapped in Black tedlar

mini BCAL after wrapping in Black cloth

DAQ Crate assignment

The output channels from the mini BCAL is connected to the following fADC crates.

fADC output crate	fADC output crate	fADC output crate