Cable Groups Raise C-Band Concerns on Metrom's PTC Proposal
NCTA and America’s Communications Association jointly opposed Metrom Rail's proposal to operate ultrawideband positive train control systems in the 3.272-5.014 GHz band (see 1809200041). “While Metrom’s goal of promoting railway safety is worthy, Metrom has not provided any interference analysis…
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-- much less the detailed interference analysis that is warranted given the importance of incumbent operations” in the C band, the cable groups said in docket 18-284, posted Tuesday. The FCC should approve the plan only with detailed technical analysis demonstrating its proposed operations won't interfere with C-band downlinks, they said.