▁the ▁Boston ▁Naval ▁Sh ip yard ▁with ▁electronic ▁testing ▁and ▁data ▁recording ▁hardware ▁and ▁one ▁of ▁the ▁first ▁digital ▁computers ▁on ▁a ▁surface ▁ship , ▁a ▁Digital ▁Equ ip ment ▁Corporation ▁P DP - 8 . ▁She ▁was ▁also ▁out f itted ▁with ▁a ▁prototype ▁naval ▁tact ical ▁data ▁system ▁for ▁a ▁time . ▁In ▁ 1 9 6 8 ▁she ▁re - enter ed ▁the ▁Boston ▁Naval ▁Sh ip yard ▁for ▁more ▁modifications ▁and ▁the ▁addition ▁of ▁a ▁variable ▁depth ▁son ar ▁device . ▁In ▁ 1 9 7 0 , ▁she ▁made ▁her ▁first ▁Atlantic ▁crossing ▁and ▁Mediter rane an ▁cru ise ▁visit ing ▁ports ▁in ▁Spain , ▁France , ▁Italy , ▁and ▁Greece . ▁While ▁conduct ing ▁son ar ▁tests ▁in ▁the ▁Mediter rane an , ▁she ▁was ▁observed ▁very ▁closely ▁by ▁Soviet ▁Navy ▁vessels . ▁One ▁almost ▁rear ▁ended ▁the ▁ship ▁while ▁attempting ▁to ▁obtain ▁a ▁close ▁look ▁at ▁the ▁variable ▁depth ▁son ar . ▁ ▁In ▁September ▁ 1 9 7 4 ▁she ▁entered ▁Boston ▁Naval ▁Sh ip yard ▁for ▁modifications . ▁ ▁United ▁States ▁Senator ▁Rick ▁Scott ▁( R - F lor ida ) ▁was ▁a ▁rad ar ▁operator ▁on ▁the ▁USS ▁Glo ver ▁from ▁ 1 9 7 1 - 1 9 7 4 . ▁▁ 1 9 7 4 - 1 9 9 4 ▁Glo ver ▁was ▁red es ign ated ▁( AG FF - 1 ) ▁in ▁ 1 9 7 5 , ▁and ▁red es ign ated ▁a ▁fr ig ate ▁( FF