Using TDoA on the Kiwi SDR

The Kiwi SDR network or receivers allows you to direction find HF transmitters, by using the inbuilt Time Difference of Arrival (TDoA) functionality. TDoA is a method of measuring RF propagation from two or more receivers in an effort to establish the location of the transmitter. You can watch a demonstration of how TDoA works […]

Bank Holiday Radio Weekend

Like many, we have been locked down due to Covid, with few radio events. The August Bank Holiday was a chance to get out and play some radio. The event was organised with LEFARS as a joint weekend of radio fun. This gave us a great opportunity to try as many bands as possible, with […]

10w FT4 on 7 MHz can surprise

I haven’t been that active on HF recently and often look on FT8 for some quick-fire activity. 7 MHz is my band of choice from home, but the FT8 allocation is often rammed! Quite why everyone squeezes into that 3KHz of the band and doesn’t migrate up or down a few kHz bemuses me. I […]