1、 TIA-530-A-1992 APPROVED: MAY 26, 1992 REAFFIRMED: DECEMBER 10, 1998 REAFFIRMED: DECEMBER 19, 2003 REAFFIRMED: DECEMBER 7, 2012 TIA-530-A (Revision of TIA-530) May 1992High Speed 25 Position Interface for Data Terminal Equipment and Data Circuit-Terminating Equipment, Including Alternative 26-Positi
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