Technicolor DTMF sequences: Difference between revisions
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IlCattivo25 (talk | contribs) Created page with "Many videotapes duplicated at Technicolor Videocassette beginning in the late '80s included a sequence of DTMF tones at the start and/or end of the tape. It is not yet known e..." |
Only SP-mode VHS releases duplicated at Technicolor had the DTMF sequence at the beginning and/or end of the tape. Also they retired from adding that pattern to their tapes, around 1997 or 98. |
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Many videotapes duplicated at Technicolor Videocassette beginning in the late '80s included a sequence of DTMF tones at the start and/or end of the tape. It is not yet known exactly what each tone in the sequence indicates, except there's usually a pause between the first and second tones, the second tone is always 1, the third tone is always #, and the fourth tone is always D. |
Many SP-mode videotapes duplicated at Technicolor Videocassette beginning in the late '80s and ending in the late '90s included a sequence of DTMF tones at the start and/or end of the tape. It is not yet known exactly what each tone in the sequence indicates, except there's usually a pause between the first and second tones, the second tone is always 1, the third tone is always #, and the fourth tone is always D. |
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Revision as of 06:38, 29 January 2022
Many SP-mode videotapes duplicated at Technicolor Videocassette beginning in the late '80s and ending in the late '90s included a sequence of DTMF tones at the start and/or end of the tape. It is not yet known exactly what each tone in the sequence indicates, except there's usually a pause between the first and second tones, the second tone is always 1, the third tone is always #, and the fourth tone is always D.