install shift light woo 1.5

[esdrufao]

hi guys,i build homebrew a shift light with a LM2907N and my question is how connect it? direct to tacho or i wiring to ecu?

this info to mount:

datasheet lm2907n http://cache.national.com/ds/LM/LM2907.pdf

applications lm2907 http://www.national.com/an/AN/AN-162.pdf

schema shift light http://www.electro-tech-online.com/atta ... ign-ideas- reviews/2683-lm2907-shift-lamp-problems-shiftlight.pdf?d=1094165138


i have mount two circuits,one of datasheet and one from link electro-tech

thanks for all