Long Delay Echo? 73 de John Rabson G3PAI ... I noticed another weak signal had been recorded at around 137.740kHz. It turned out to be sending the same data as GM3YXM/P but with a mystery delay timin
... I noticed another weak signal had been recorded at around 137.740kHz. It turned out to be sending the same data as GM3YXM/P but with a mystery delay timing difference of around three seconds. Non