[NLRS] Increase noise on 432

Jon Platt w0zq at aol.com
Wed Sep 10 19:03:37 EDT 2025


Over the last few weeks I've noticed an increase in pulsed noise on the low end of 432.  Tuning up to 433.900 MHz shows the usual crude there but I've linked my 432.100 pulses to really strong & wide pulse around 433.900 that are hundreds of KHz wide.  Maybe LoRa stations?  I hear two closely spaced fast duration strong pulses every 30 seconds that are very wide, hundreds of KHz, like maybe a chirp .... LoRa?   I thought maybe its the 1300 MHz radar that can be heard on 1296, but its not that.  Seem to be unduly and nasty very wide signals.  
Any one else hearing this, especially as it appears as a pulsed noise source with short duration on 432.1 ?
73,JonW0ZQ
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