| 11. | RCA ultimately solved this problem with a shadow mask.
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| 12. | A : Your son has magnetized the shadow mask inside the color television picture tube.
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| 13. | On the other hand, shadow mask CRTs match a circular beam to a circular shadow mask.
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| 14. | On the other hand, shadow mask CRTs match a circular beam to a circular shadow mask.
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| 15. | Unlike a shadow mask, all of the signal eventually reached the screen, further reducing power requirements.
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| 16. | The conventional solution to this problem was introduced by RCA in 1950, with their shadow mask system.
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| 17. | Comparatively, Cromaclear utilizes a type of shadow mask that does not require the use of damping wires.
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| 18. | RCA eventually solved the problem of displaying the color images with their introduction of the shadow mask.
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| 19. | This time RCA's shadow mask system quickly demonstrated itself as superior to all the other systems, including Geer's.
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| 20. | Their eventual concoction sounded like something out of a science fiction novel _ the three-beam shadow mask tube.
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