13 ms·
Yup, on the order of below 100 Hz usually https://en.wikipedia.org/wiki/Extremely_low_frequency https://en.wikipedia.org/wiki/Extremely_low_frequency .
by zipy124 4mo ago
Yup, on the order of below 100 Hz usually https://en.wikipedia.org/wiki/Extremely_low_frequency https://en.wikipedia.org/wiki/Extremely_low_frequency .
- fc417fc802 4mo agoBelow a certain point do you suppose my headphone jack can double as a transmitter?
- ferdzo 4mo agoTechnically, yes. Also a lot of people in the amateur radio community use the microphone in as a receiver for VLF transmissions.