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Starlink Roaming makes mobile usage possible

 2 years ago
source link: https://www.jeffgeerling.com/blog/2022/starlink-roaming-makes-mobile-usage-possible
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Starlink Roaming makes mobile usage possible

May 4, 2022

For a year, I've tried transferring my Starlink user terminal to my cousin, who lives on a farm in rural MO.

Starlink Dishy in Yard

I bought Starlink when it became available in my area, and used it for a while, but ultimately wanted to give my kit to my cousin, who has less than 1 megabit upload at her farm.

Unfortunately, transfers weren't possible during the early beta. And once they were made available, you could only transfer Starlink to someone living in a covered cell, but only if that cell also has availability (which excludes most populated parts of the world right now).

But after seeing MikeOnSpace's 'Driving with Starlink' video, I decided to pull Starlink out of storage and test it around St. Louis, to see if roaming worked. If it did, I'd drive it out to my cousin's farm and see if it finally works there—even if I can't transfer ownership to her yet.

That process is documented in my latest YouTube video, embedded below:

Starlink did finally work at my cousin's house, so I left it with her, but the account's still under my name and address. Roaming could be shut off at any time, so until the dish is fully transferred, I'll maintain ownership.

Starlink's coverage is tricky for a number of reasons, most notably per-satellite and per-cell coverage/density. This slide comes from a Starlink presentation in India:

Planning for Starlink - 100 in 300 thumb rule

Due to the way the network operates, SpaceX's guidance—at least as of a few months ago—was to have around 100 Starlink customers per 300 km2.

Once a cell is saturated, Starlink doesn't open access to any new customers in that cell. Roaming may allow over-subscription, but ideally that won't cause too much disruption, since there are so few people with Starlink currently.

But if it does—if suddenly areas that have a lot of RV parks see an influx of hundreds or thousands of Starlink customers—my guess is Starlink will disable roaming and prioritize customers in that cell who are at their service address.

70W Starlink Power Consumption

Speaking of RV parks, for anyone interested in using Starlink in a mobile configuration (in an RV, boat, or off-grid on solar power), recent firmware updates have decreased power consumption. Last year I would see averages between 80-100W. Now I'm seeing averages between 60-70W. That's a welcome improvement for a device that will likely remain powered up 24x7.

It's early days for these new features, and I'm still wondering how SpaceX will overcome the physical limitations they have with their system (at least for any populated area). I think other technologies like 5G and fiber are more economically viable for most communities, but if nothing else, maybe SpaceX's efforts will cause enough competition to make ISPs stop gouging less-advantaged customers for their terrible 90s-era Internet access.


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