openWSPR Receiver

OpenWSPR receiver is a stand-alone HF receiver for WSPR signals. The main PCB is a shield compatible with NanoPi Neo. Based on a design by Ondřej Menčík from the OK1RAJ.

If you’d like to purchase a pre-assembled unit instead of building your own, visit remoteqth.com.

Block diagram

3D render

Testing with splitter

Shield Schematic

TOP PCB

BOT PCB