This was a grid tie system so it should be able to run full output regardless of battery existence or charge state. It definitely was feeding back into the grid when I was there.

No hybrid inverter for this design.

I plunked down my hard earned poverty paper already. Getting batteries as well for my system. So worst case once my system goes live I can really go nuts with testing anything like grid on or not and the battery system.

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Fancy. I'm feeling the jealousy. Pretty sure I'll be getting enphase batteries since they have a nice package if you pair things and my installer uses their inverters. I did confirm lithium iron batteries.

Are you a ham and have you tested and documented your system for RF interference?

I DIY everything to save sats.

I'm not yet. I will be. I am not sure how to test radio stuff. I have a 1gHz channel oscilloscope, but don't know what I'd need to do to check for interface. I assume an antenna hooked to the scope and since I don't have a spectrum analyzer, use some FFT functions to try to capture anything gross?

Every complaint I've seen about solar interference is in HF bands.

Simplest cheapest way I know to test would be one of the ATS Chinese shortwave radios. Common home radios don't cover low enough frequencies. I have an ATS decoder pocket but any with the full color screen should do well. Just go through the bands looking at the RSSI value. Also background noise will sound like analog TV static or an FM radio between stations. Interference will sound like a buzz or hum.

As a bonus if you get one you can listen into HF ham chatter and start learning about propogation of the bands hands on if ham radio is something you are interested in.

I have an older Boafeng UV5R that does GMRS and FRS. Would that work?

Not for this. That does 150mhz roughly as a lowest frequency and you need to check 50mhz and lower.

Ah. Gotcha. One of these days I might

be able to, but that is a ways off.