apple tube meaning in Hindi

Examples

1. Actually building the apple tube's electronics proved to be difficult.
2. The Apple tube re-emerged in the 1970s and had some success.
3. Given all of the problems that the apple tube was having, Philco engineers adopted the design as the " advanced apple " tube.
4. Unlike the shadow mask, where small dots of phosphor are used, the apple tube used vertical stripes of color patterned across the tube.
5. In order to ensure the positioning of the pilot and writing beams remained as constant as possible, the apple tube used a unique electron gun arrangement.
6. The fast response needed to adjust the color signal based on the index was difficult to build using the tube-based electronics of the era, and the apple tube's electronics chassis was thus much more expensive than conventional shadow mask sets.