SMPTE
SMPTEの仕様
SMPTE Makes Its Standards Freely Accessible, Opening Standards Library to the Global Media Technology Community
https://www.smpte.org/standards/recently-updated-documents
SMPTE、規格カタログ全編を無料公開 1世紀にわたる有料化体制を撤廃 | CineD
関連:
midi時間メモ
https://www.smpte.org/hubfs/SMPTE_logoWHITE-RGB.jpg