1、 TIA/EIA-250-C-1990 APPROVED: JANUARY 4, 1990 REAFFIRMED: MAY 3, 2001 REAFFIRMED: OCTOBER 23, 2012 TIA-250-C (Revision of TIA-250-B) February 1990Electrical Performance for Television Transmission Systems NOTICE TIA Engineering Standards and Publications are designed to serve the public interest thr
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