{"ai_pass_count":3,"analysis_step_count":5,"confidence":0.8253347083926201,"created_at":"2026-08-24T04:17:28.751876+00:00","id":250621,"node_number":"683210","processing_time":1.5514676570892334,"recent_steps":["crawler.extract_candidates","callsign.qrz_verify","callsign.llm_extract","callsign.regex_extract","transcription.whisper"],"recording_id":264462,"text":"of a duplex or in a repeater system. Is it alpha? To prevent the repeater from hearing its own transmission and saying, who said that? Bravo. To allow the transmitter and receiver to share a single antenna while providing sufficient isolation between their frequencies. Charlie, to provide a safe place for excess RF to go when the SWR gets angry. Or Delta. To keep the transmitter from bullying the receiver. I'll copy it, PC. Drop them in the blue screen. KJ-5 MCV back to neck control."}