Hi DiSlord,
I must be very lucky, but can have my H4 on for ever, it keeps cool, don't know why, running your latest firmware version 1.03 beta new UI, 192k ADC, Build time Jul 26 2020 -22:32:03, looking forward for new updates :-)
Best regards
Jos.
Op 1-8-2020 om 17:55 schreef DiSlord:
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Now i can see overheating si5351 on my NanoVNA-H, if set frequency 299-300MHz on next 1 min work possible see noise. If put finger to si5351 noise removed and i see stable work
