Today heard around 1109 UTC, 437.509 MHz, from SSW, 20+ wpm CW ID (SSB mode) with call WI2XTB and a short data bursts (9600 baud). Audio of the ID: http://bx2abt.com/main/data/_uploaded/media/20190705_1109_437509-WI2XTB.mp3 There isn't much information on the web about this bird. 73 de Hans BX2ABT