THE VIDEO SHELF · street lighting
The LED's Challenge to High Pressure Sodium
A Technology Connections video weighing LED streetlights against high pressure sodium lamps, covering efficiency, color, cost and light pollution. It is a follow-up to his earlier explanation of why street lights are orange.
Why HN readers recommended it
HN commenters point to it in lighting threads for its pros and cons of LED versus sodium lamps, though one calls it almost right.
This is a summary from the source dataset, not an endorsement by Hacker News or the video creator.
Video & recommendation details
- Creator / channel
- Technology Connections
- Topic
- street lighting
- Format
- explainer
- Level
- general
- HN recommenders in dataset
- 2
- HN mentions in dataset
- 5
- Recommendation years in dataset
- 2018–2021
These counts and years describe the included Hacker News records; they are not YouTube views or the video’s publication date.
From the original HN conversations
Excerpts from the recorded comments. Follow each source for the full comment and surrounding discussion.
The youtube channel Technology Connections has a couple of interesting articles about LED (and sodium-vapor lamp) bulbs in street lighting: [VIDEO] (Actually, most if his videos are pretty interesting to explore, especially the ones about early TV)
news_to_me on Hacker News · 2018-08
In Energy Saved, Sleep Lost: The Unintended Consequences of LED LightingHere's a quite good video about the pros and cons of LED vs high/low-pressure sodium street lamps: [VIDEO] . It goes into lamp efficiency, how our eyes see differently at night, response time under different sorts of light, color temperature, circadian rhythm disruption, and light …
kibwen on Hacker News · 2020-08
In Germany plans to dim lights at night to save insects
Summaries, classifications and recommendation records are from the HackerTube source dataset. Read about this library and its limitations.