M1GEO 472 KHz Homebrew WSPR Transmitter. Post #619.
If you're having trouble viewing this video, please insert this address into your browse search box: https://youtu.be/yrduVaP05u4. While the ARRL is urging the FCC to release rules and regulations for the newly authorized 630 meter amateur radio band (472-479 kHz ), you can use this time to make a simple WSPR transmitter for this new ham band. This well-produced tutorial from M1GEO shows us how to design, build, and use a simple WSPR transmitter for the 630 meter band . Antennas for this band tend to be large, so some compromises must be made. Despite antenna size limitations and power restrictions, some radio amateurs have completed successful contacts on this new band. The first step in becoming a member of the 630 meter community is to build this simple transmitter. Good luck! For the latest Amateur Radio news and events, please check out the blog sidebars. These news feeds are updated daily. You can follow our blog community with a free email su...