[RFI] Any direct experience with Tesla Solar Power system?

Dave (NK7Z) dave at nk7z.net
Mon Apr 3 21:16:56 EDT 2023


Jim,

What sort of noise does the antenna of starlink put out?   Do you by 
chance have a screenshot of it?

73, and thanks,
Dave (NK7Z)
https://www.nk7z.net
ARRL Volunteer Examiner
ARRL Technical Specialist, RFI
ARRL Asst. Director, NW Division, Technical Resources

On 4/3/23 15:57, Jim Brown wrote:
> On 4/3/2023 2:00 PM, David Eckhardt wrote:
>> I have not sniffed it closely with the spectrum analyzers, but I don't 
>> notice anything on HF.
> 
> You will if you do. :) It screams on LF and HF. I added several #31 
> multi-turn clamp-ons to both AC cable and cable to the dish (flat 
> rectangular panel). My probe is a vintage Kenwood TH-F6A talkie, which 
> has wide-band RX that defaults to a loopstick below 10 MHz, with a 
> software switch to the SMA. The RX is a block of wood below VHF, but 
> it's a very effective noise probe.
> 
> 20 years ago, when working on an AES Paper on RF susceptibility of pro 
> condenser mics, I also learned that it's an effective RF injector if you 
> key it on and off near a victim and moving along attached cables (the 
> cables are RX antennas, where you inject varies current and voltage at 
> the victim). TX is 2M, 220, and 440 MHz.
> 
> 73, Jim K9YC
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