Digital Audio Clocking: Diagnose Word-Clock and ADAT Sync Faults

Digital Audio Clocking: Diagnose Word-Clock and ADAT Sync Faults

Choose one answer. All questions are included, with explanations after checking. No time limit. Training target: 23/28. Diagnose clock paths, termination and sync status in synchronous studio audio systems. Includes ADAT and word-clock scenarios, explicit device examples, simple drift and load calculations, and macOS aggregate-device boundaries. Assumes no asynchronous input conversion unless stated. This is a thematic test, not manufacturer certification or a complete audio-networking course. Sources: https://support.focusrite.com/hc/en-gb/articles/25754947671314-Understanding-Clocking https://support.focusrite.com/hc/en-gb/articles/25876763955858-Troubleshooting-ADAT https://rme-audio.de/downloads/hdspeaes_e.pdf https://archiv.rme-audio.de/en/techinfo_content/techinfo/sync_check.php https://help.uaudio.com/hc/en-us/articles/25348339047572-Info-Bar https://www.sounddevices.com/word-clock-termination/ https://support.focusrite.com/hc/en-gb/articles/33230481717138-Are-the-Word-Clock-inputs-on-Focusrite-devices-terminated https://support.apple.com/en-al/guide/audio-midi-setup/ams094c7edb4/mac https://support.focusrite.com/hc/en-gb/articles/23955710708242-Digital-I-O-Modes https://support.focusrite.com/hc/en-gb/articles/360008585060-Why-can-t-I-adjust-my-clock-source
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A Focusrite Red 8Line is the sole receiver on a dedicated word-clock cable. Its documented input is already terminated. What is the appropriate additional external termination?