Why do older TVs have a weird screen effect while being viewed on another camera?
because the refresh rate of the TV screen collides with the frame rate of the video resulting in an "animation" of said refresh rate – the line moving up or down the screen. It's similar to the way rims on a car often look like they are going on the wrong direction on film, or how in a strobe env…
The Short Answer
because the refresh rate of the TV screen collides with the frame rate of the video resulting in an "animation" of said refresh rate – the line moving up or down the screen. It's similar to the way rims on a car often look like they are going on the wrong direction on film, or how in a strobe environment water droplets look like they are travelling up instead of down.
Analysis
Key Concepts: Rate, refresh, screen
This explanation focuses on rate, refresh, screen and spans 71 words across 2 sentences. The depth is typical for Technology questions (category average: 75 words), striking a balance between accessibility and completeness.
What This Answer Covers
This is a focused, single-point answer that gets directly to the core of the question without detours.
How This Compares in Technology
Ranked #226 of 500 Technology questions by answer depth (top 46%). This falls in the detailed tier — above average depth. The explanation goes beyond surface-level but keeps things accessible.
Frequently Asked Questions
Is there a simple explanation for why older tvs have a weird screen effect while being viewed on another camera?
because the refresh rate of the TV screen collides with the frame rate of the video resulting in an "animation" of said refresh rate – the line moving up or down the screen. It's similar to the way rims on a car often look like they are going on the…
How detailed is this explanation compared to similar Technology questions?
This is an above-average answer at 71 words, ranked #226 of 500 Technology questions by depth. The key concepts covered are rate, refresh, screen.
What approach does this answer take to explain older tvs have a weird screen effect while being viewed on a?
The explanation uses root cause analysis across 71 words. It is categorized under Technology and addresses the question through 1 analytical lens.