Differences

This shows you the differences between two versions of the page.

--- opinion:frater_secessus:car_micropower [2021/08/26 13:14]
frater_secessus [configuring the controller]
+++ opinion:frater_secessus:car_micropower [2021/08/26 13:28]
frater_secessus [the controller]
@@ Line 11: / Line 11: @@
 [[https://amzn.to/3jczu6l|{{ https://img.mousetrap.net/misc/shunt20a.jpg?150}}]]
-The core of the system is an inexpensive single-stage [[electrical:solar:charge_controller|solar charge controller]].  No, solar is not required.
+The core of the system is an inexpensive single-stage [[electrical:solar:charge_controller|solar charge controller]].((sometimes called a "shunt" controller))  No, solar is not required.
+The [[https://amzn.to/3jczu6l|20A example]] pictured here was ~$15 at the time of writing.  They are simple, generic devices sold under many names.  The 10A versions are closer to $10.
 This kind of controller is used because:
   * it is cheap
-  * it is very compact
+  * it is compact for ease of mounting in small spaces
-  * it can prevent overuse of the battery
+  * it can prevent draining the battery
   * it has USB outlets
   * it allow panels to be added if desired

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