Sundry video and television test patterns, star targets, gradients and moire charts for checking frequency, resolution, broadcast fidelity, color fidelity, shape integrity and to identify the station when it was not broadcasting programs. Some test images included teletext information including time and date.
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Optical monochrome Telefunken Test Card, T05, early 1950's |
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Philips PM5644 television test pattern, early 1970's |
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Variation of the Philips PM5544 television test pattern |
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"Indian Head" test pattern - introduced in 1939 by RCA New Jersey as part of the RCA TK1 monoscope (laid into a camera tube, as opposed to a physical card shot by camera) | . | . | . |
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From Wikipedia: the classic Indian Head test card, late 1930's |
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PM5544—common PAL test pattern, from South Africa in the 1980's |
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NBC-affiliated TV station test cards for WHO and WNBT in Des Moines and New York, 1941- |
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ETP-1 test card from 1979 |
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RCA/NBC test card from 1938 |
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BBC2 test pattern, 1997 |
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BBC 'Rehearsal' test pattern, 1969 |
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BBC Test Card F BBC One, 1967 (Also ITV, TCN9 and Sveriges TV, TCX, SBC ~ 1970's) |
The BBC Test Card F was used around the world, often with center image replaced.
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BBC Trial Slide 1, 1969 |
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Early German test card, date unknown |
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W2XB Schenectady test card, 1928 |
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Early test pattern from W3XE Philadelphia, 1932 (later WPTZ, now KYW-TV) |
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Swedish Television test card, date unknown |
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BBC Trial Slide A (TCF) date unknown |
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SMPTE color bars, 16:9 |
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TVW7, Perth, 1959 |
The 6th one down, where did you find it? That's an artistic rendition based on the old RCA one but not identical to it. Thanks, Bluejay Young, twitter @ksol1460
ReplyDeleteNo idea where it came from; this was just a collection that grew over time, hence the distinct lack of detail. They really should be captioned. Thanks for the enlightenment!
DeleteCaptions and sources added!
Delete