Tachy the Tachometer Part I
If it's still spinning, it's still working
Posted June 5, 2018
I find myself in need of a tachometer, for my lawnmower. Why? Well, I generally don’t worry too much about little things like reasons and justification. Let’s just say that this lawnmower has been a small heap of trouble and any diagnostic may be useful.
So, here’s what I’m working with, a Poulan Pro PR25PH48ST with a Briggs and Stratton 445777.
Now I’ve just got to think up a way to determine the engine’s RPM; I suppose I have a few options.
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