[SEL] solid state ignition,Rev

[Curt]

Ed,
Excellent, excellent documentation!!!!
We thank you for taking the time to do this so precisely.
Curt Holland
Gastonia, NC


Ed stoller wrote:

> Updated link, scroll down to TASK 5 and look just above it.
>
>> I have been playing with ignition systems for a long time, even built 
>> a Capacitance Discharge Ignition for my Kohler 321. When all is said 
>> and done and one needs to replace an ignition system on a small air 
>> cooled engine, the least expensive way is to convert it to an 
>> automotive transistor type. The Wells CR 109 controller costs $16 to 
>> $20 at most auto parts stores. One needs a conventional coil with a 
>> built in resistor ( Tecumseh,  Kohler or aftermarket) or a ballast 
>> resistor and a trigger coil. I make the trigger coils, but the 
>> instructions for making them are on my web site  
>> http://home.earthlink.net/~edstoller/id5.html  .
>>
>> A recent project was to make an ignition system for Ron Frosts model 
>> of a 1895 Mery engine. Here we wanted to keep the trigger coil as 
>> small as possible. We wound up with a salvaged coil on a 10-24 screw 
>> with the magnet on the head. It is about the size of a pencil eraser. 
>> Ron is still working on this and has not got to the point of stack 
>> music yet. I hope he could bring it to the Coolspring show. The Mery 
>> has two combustion chambers, so we are using a coil from a 1996 
>> Bonneville to fire both plugs at the same time. Ron's engine has the 
>> trigger mounted on a lever to control the spark advance.
>>