DIN EN 60774-4-2003 12.65mm(0.5in)磁帶VHS型螺旋掃描盒式磁帶錄像系統.第4部分:S-VHS盒式錄像帶系統.ET模式
Helical-scan video tape cassette system using 12,65 mm (0,5 in) magnetic tape on type VHS - Part 4: S-VHS video cassette system; ET-mode (IEC 60774-4:2002); German version EN 60774-4:2003