preon pen light current boost and emitter swap

gofastman

Enlightened
Joined
Oct 6, 2014
Messages
376
Location
New Hope, MN
Anyone boost a preon penlight? I could use some help, where is the sense resistor?
Also planning on a XP-G2 upgrade to an S2 bin

 

kosPap

Flashlight Enthusiast
Joined
Mar 1, 2007
Messages
2,909
Location
Naoussa Greece
I think that the typical connections of a sens resistor is one end connected to the -LED wire and the other to one of the 8 chip legs
 
Top