Quote:
Originally Posted by Studio263
I very much doubt that. They made a 405 line prototype in the 60s but the ones you could actually buy were all 625 or 525 line. The earlier version had a UHF / VHF tuner but all the timebases were single standard.
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I heard Sinclair proposed a portable TV in the 1960s which never went into production, only getting as far as some print ads, which I presume was the 405 line prototype.