sBitx working FT8 mode with logging

sBitx “The first part shows me calling CQ and handling the response. The second part shows how the operator can respond to a someone else’s CQ call.” The idea of hybrid architecture was first implemented in this form by Bob Larkin in hisseminal work with... Read more

Can Vertical Antennas Be Directional?

Let’s find out if you can make a vertical ham radio antenna directional by aiming the radial or counterpoise wires in different directions. Using the Wolf River Coils Silver Bullet 1000 and the BuddiStick Pro. Testing with WSPR. Antenna Do antenna tuners help with shortwave... Read more

sBitx Developer Preview Released

sBitx SDR Transceiver is now available for order from hfsignals.com. sBitx SDR Transceiver comes down from the long line of the world’s most popular Bitx transceivers. The sBitx is a 40 watts, fully open source, high performance HF SDR transceiver with in-built popular modes like the... Read more