Re: NanoVNA-H4 | SWR spikes non only at 300MHz, but also around 500 MHz

DiSlord · 2023-07-07T07:43:21-07:00

si5351 generator overheating and not stable work near top limit Need reduce threshold to 295MHz, save config, recalibrate This solve problems in 290-310MHz Others threholds - only fixed inside

Re: NanoVNA-H4 | SWR spikes non only at 300MHz, but also around 500 MHz

DiSlord Member Profile All Messages By This Member #33413 si5351 generator overheating and not stable work near top limit Need reduce threshold to 295MHz, save config, recalibrate This solve problems in 290-310MHz Others threholds - only fixed inside firmware Try add radiator on SI5351 generator

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Re: NanoVNA-H4 | SWR spikes non only at 300MHz, but also around 500 MHz