GTK Duplicating Co.: Difference between revisions
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==How to Tell== |
==How to Tell== |
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* Most tapes duplicated at GTK Duplicating Co. were duplicated on cassettes manufactured in either China or Taiwan, and had the audio track in linear only, although many SP tapes duplicated at this arm did have a hi-fi audio track in addition to a linear track. |
* Most tapes duplicated at GTK Duplicating Co. were duplicated on cassettes manufactured in either China or Taiwan, and had the audio track in linear only, although many SP-mode tapes duplicated at this arm did have a hi-fi audio track in addition to a linear track. |
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* Post-1986 tapes have a black screen test pattern with the 1000 Hz tone at the end. |
* Post-1986 tapes have a black screen test pattern with the 1000 Hz tone at the end. |
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* Pre-1998 tapes have the record tab intact, while post-1998 tapes omitted it. |
* Pre-1998 tapes have the record tab intact, while post-1998 tapes omitted it. |
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