Well golly gee... (reverse polarity protection)

http://www.chris.org/Modifications/reverse-polarity-protection.html

Is it really as effective as they say?

This would have saved a lot of grief when my brother-in-law installed
his new car stereo backwards... Who Let The Smoke Out??!!!!

M

 

[John Larkin]

On Thu, 16 Oct 2008 09:06:37 -0700 (PDT), mrdarrett@gmail.com wrote:

http://www.chris.org/Modifications/reverse-polarity-protection.html

Is it really as effective as they say?

This would have saved a lot of grief when my brother-in-law installed
his new car stereo backwards... Who Let The Smoke Out??!!!!

M

Reed relay? Chances are good it will close once and never open again.

John

 

On Oct 16, 9:16 am, John Larkin
<jjlar...@highNOTlandTHIStechnologyPART.com> wrote:

On Thu, 16 Oct 2008 09:06:37 -0700 (PDT), mrdarr...@gmail.com wrote:
http://www.chris.org/Modifications/reverse-polarity-protection.html

Is it really as effective as they say?

This would have saved a lot of grief when my brother-in-law installed
his new car stereo backwards... Who Let The Smoke Out??!!!!

M

Reed relay? Chances are good it will close once and never open again.

John

Ok then, MOSFET.

http://www.geofex.com/Article_Folders/mosswitch/mosswitch.htm

Michael