A Single-Tube Audion/Regenerative-Receiver for MW/SW

The radio on EBay: https://www.ebay.de/itm/115300560243?hash=item1ad872ed73:g:X3cAAOSwIL5iNIwE
EBay-Shop: https://www.ebay.de/sch/ho-rein2/m.html?item=115300560243&rt=nc&_trksid=p2047675.m3561.l2562
Ask if he also sells worldwide.
Original circuit (in German): https://www.b-kainka.de/bastel74.htm
There is an ambiguity between the meaning of "Audion" and "Regenerative Receiver" in German and English:
German use "Audion": https://de.wikipedia.org/wiki/Audion
English use "Regenerative Receiver": https://en.wikipedia.org/wiki/Regenerative_circuit#Regenerative_receiver

Видео A Single-Tube Audion/Regenerative-Receiver for MW/SW канала KainkaLabs