NDB Oberpfaffenhofen *OBI :

 

a recording from 2009 (rb)

 

see the small NDB on the company-airport of Dornier (rb, 2014)
Andreas Ibold created this nice QSL-letter, confirming reception of *OBI-429 in 2021

 

------------------------------------------------------------

 

Callsigns:
OBI

 

Frequencies Morse Telegraphy:
429