NDB Innsbruck *INN:

 

a recording from 2014, made on 420 kHz (rb)

 

nice QSL card from the collection of Patrick Robic, confirming 420 kHz (1999)
this picture was made on a misty september morning in 2017 (rb)

 

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

 

Callsigns:
INN

 

Frequencies Morse Telegraphy:
278
420