Rcexl replacement ignition for 7-cylinder radial gas engines using a CM-6 spark plug. Spark Cap angle is 90 degrees.
X1: BatteryX2: RPM outputX3: LED (spark) indicatorX4: Hall Sensor
Can be used for e.g. UMS, Moki, Seidel and many other engines.
CDI contains extra output for RPM measurement and LED to indicate spark generation.