3 ms·
Wouldn't it be an unfortunate accident of history if the same frequency works for humans and having a mains frequency of 40 Hz would have automatically prevente
by Hondor 10y ago
Wouldn't it be an unfortunate accident of history if the same frequency works for humans and having a mains frequency of 40 Hz would have automatically prevented Alzheimer's through most people's daily exposure to CRT TV screens and light bulbs.
- sp332 10y agoOr if 60 hz is moderately effective, and the switch to LCD screens increased the rate of severe cases.