**robryk** @robryk@qoto.org · Sep 14, 2022, 19:09

**robryk** @robryk@qoto.org · Sep 14, 2022, 19:09

Riddle: what is this a recording of? (The amplitude was ~2mT, and the direction in space was consistent over the period of recording.)

**An appeal to Heaven** @scatPolice@bae.st · Sep 14, 2022, 19:17

**An appeal to Heaven** @scatPolice@bae.st · Sep 14, 2022, 19:17

An appeal to Heaven @scatPolice@bae.st

@robryk brain delta waves?

**robryk** @robryk@qoto.org · 2022-09-14T19:18:21Z

robryk @robryk@qoto.org

@scatPolice No. The amplitude is 2milliT. In comparison Earth's magnetic field is tens of microT.

**An appeal to Heaven** @scatPolice@bae.st · Sep 14, 2022, 20:38

**An appeal to Heaven** @scatPolice@bae.st · Sep 14, 2022, 20:38

An appeal to Heaven @scatPolice@bae.st

@robryk you got me then but I don't look at low frequency waterfalls very often supposing that's what that is lol.