Telephones EMF tests

Piezo Phones:
The speakers (and mic too i think) in the handsets of the phones in the link below are replaced with Piezo elements.
So they are modified phones. If you order one on ebay of the same brand, they will not contain Piezo elements.
Piezo information:
https://www.umweltanalytik.com/shop/piezotelefone/index.html
Piezo phones:
https://www.umweltanalytik.com/shop/piezotelefone/analog-ohne-ab/index.html

Gigahertz ME3851A:
https://gigahertz-solutions.com/Measurement/Low-Frequency

040424-1 Detector (came in Elektor Magazine June 2005).
Links can be found here:
https://www.es-forum.com/Elektrosmog-Detector-040424-1-td4035203.html

Greenlee GT-16 voltage detector

Esmog Spion (there is a new version of it on the market):
https://www.esmog-shop.com/messtechnik/endotronic/

"Buzz Stick"
https://rumble.com/v35w3yo-diy-pickup-coil-for-pinpointing-emf.html

Music:
https://www.bensound.com/

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Studies:

EMF sensitivity:
https://www.dropbox.com/scl/fi/7l57eb2os9e984pv6yzj8/?rlkey=t36av69gzn6rne9mkxjmw2wea

EMF Bio-effects:
https://www.dropbox.com/scl/fi/frxuwn6omaijsrvdvebab/EMF-effects.pdf?rlkey=e3ir2vyj0igw6fjo1o74gch2x&e=1&st=xm2oe6hv

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