The first edges of {HEAD ~ the substrates} are hidden behind {TAIL ~ corresponding lead} in bars of the first housing portion and the second edges of the substrates are sandwiched between and removeably held by the signal contacts and the grounding terminals 
The first edges of { HEAD ~ the substrates } are hidden behind { TAIL ~ corresponding lead } in bars of the first housing portion and the second edges of the substrates are sandwiched between and removeably held by the signal contacts and the grounding terminals
OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH