File:RCA Indian Head test pattern.JPG
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Summary
DescriptionRCA Indian Head test pattern.JPG |
English: RCA black/white Indian Head test card, motif of the 2F21 monoscope tube, used from 1940 until the advent of color television.
Español: Carta de ajuste de Cabeza de Indio, monocromática desarrollada por RCA en 1939, motivo del tubo monoscopio, modelo 2F21 usado en Estados Unidos desde 1940 hasta la llegada de la televisión a color.
Русский: Старая телевизионная тестовая сетка, разработанная инженерами компании RCA в 1939 году (широко использовалась вплоть до широкого распространения цветного телевидения). |
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Date | 4 October 2007 (original upload date) | |||
Source | http://www.high-techproductions.com/testpatterns.htm | |||
Author | RCA | |||
Permission (Reusing this file) |
PD-US-NO NOTICE. | |||
Other versions |
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Licensing
Public domainPublic domainfalsefalse |
This work is in the public domain in the United States because it was published in the United States between 1929 and 1977, inclusive, without a copyright notice. For further explanation, see Commons:Hirtle chart as well as a detailed definition of "publication" for public art.
Note that it may still be copyrighted in jurisdictions that do not apply the rule of the shorter term for US works (depending on the date of the author's death), such as Canada (50 p.m.a.), Mainland China (50 p.m.a., not Hong Kong or Macao), Germany (70 p.m.a.), Mexico (100 p.m.a.), Switzerland (70 p.m.a.), and other countries with individual treaties. العربية ∙ беларуская (тарашкевіца) ∙ čeština ∙ Deutsch ∙ Ελληνικά ∙ English ∙ español ∙ français ∙ Bahasa Indonesia ∙ italiano ∙ 日本語 ∙ 한국어 ∙ македонски ∙ Nederlands ∙ português ∙ русский ∙ sicilianu ∙ slovenščina ∙ ไทย ∙ Tiếng Việt ∙ 中文(简体) ∙ 中文(繁體) ∙ +/− |
Items portrayed in this file
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4 October 2007
image/jpeg
File history
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 05:19, 27 June 2013 | 1,024 × 768 (320 KB) | wikimediacommons>AnonMoos | losslessly grayscaling |
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Metadata
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Orientation | Normal |
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Horizontal resolution | 72 dpi |
Vertical resolution | 72 dpi |
Software used | Adobe Photoshop CS2 Macintosh |
File change date and time | 01:55, 28 May 2007 |
Color space | sRGB |
Image width | 1,024 px |
Image height | 768 px |
Date and time of digitizing | 18:34, 27 May 2007 |
Date metadata was last modified | 18:55, 27 May 2007 |
IIM version | 2 |