Thread: Mobile power
View Single Post
  #9  
Old 15-09-2019, 11:42 PM
RyanJones
Registered User

RyanJones is offline
 
Join Date: Jun 2018
Location: Melbourne,Australia
Posts: 1,439
Quote:
Originally Posted by luka View Post
Most of the astro gear is designed to run on 12V, i.e. from a standard (car) lead acid battery. If possible you should run your gear directly from such battery and avoid inverters due to the power losses in conversion.

If you use an inverter it basically means that you are converting 12V DC to 240V AC and then back to 12V DC. You will be wasting at least 20% of the total power (10% at each conversion) and that is probably a very conservative estimate.
I was going to write exactly the same thing until I remembered the OPs list included a laptop and I’m under the impression that some of these take more than 12v ? Short of that I 100% agree.
Reply With Quote