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Re: Boost Converter to run my laptop from my RV batteries.


 

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And, replying to myself again, I should note that tinyurl further obfuscates the real target so it gets more difficult (if you don't speak native URLese) so ... just say no to bitly and tinyurl to save your neighbours.

Real URLs are reasonably short and can be readily shared directly if the tracking info is eliminated early in the process.

Donald.

On 4/20/25 18:04, dhlocker wrote:

Apologies for replying to myself - you can also (for both bitly and tinyurl) as a '+' after the tinyurl or bitly link to find out where it REALLY goes, then clip the "?....." stuff away from the link you find and see if it works.

I don't like giving the internet lords the power to track my browsing habits and my friend connections.

Donald.

On 4/20/25 18:01, dhlocker wrote:

For those who are concerned about tinyurl and bitly security (like I am) and internet tracking (like I am), the real target of this link is
("400W DC-DC Step Up Boost Buck Voltage Converter Power Supply Module 15A")

For those who care, almost every link that includes a "?blah=yadayadayada&somethingelse=morenonsensechars" you can VERY SAFELY chop the "?everythingelse" and all following [tracking data] and avoid getting tracked on the nets. It's easy to check before you share a link - cut the "?blah=..." and see if the link still works. It usually will - the extra stuff is just advertisers tracking where you found their material, where else you visited, and who your friends are!

Donald.

On 4/19/25 20:31, Dave via groups.io wrote:
Maybe experiment with something like this from ebay. Read the
description, looks like it may work for your use.



Dave

On 4/19/2025 4:08 PM, Luke Vogel via groups.io wrote:
Hi all,
I have a Lenovo laptop that currently uses an AC power supply (135W).?
I think the output is aprox 20V.
I'd like to be able to run it from the RV batteries (typically 12 to
13V) without the need for an inverter.
I think the major issue is the current draw.? 135W at 20V can draw
6.75A so a 12V boost converter would probably draw 11.25+ Amps.
Any thoughts on how best to achieve this?
Luke



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