The complex acquisition system further includes {HEAD ~ a plurality} of slave acquisition modules, {TAIL ~ each} also including a synchronization module 
The complex acquisition system further includes { HEAD ~ a plurality } of slave acquisition modules , { TAIL ~ each } also including a synchronization module
OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH