SAQ QSL card

Many years ago I got a QSL card from SAQ in Sweden for successfully copying the historic alternator VLF TX on 17. 2kHz CW. 

This QSL card is very special. 

I am unsure what I used for the RX, probably my homebrew upconverter although there are several options nowadays.

See also https://sites.google.com/site/sm6lkm/saqrx/