Caveman micro hybrid
This is a slightly modified version of the original Caldera design.
This is a motor developed by Rene Caldera original using Radio Shack Parts, and now avialeble as a complete ready to launch 24 mm motor set.
These motors are still based on those little pre-filled Micronox cylinders , and uses paper as the fuel.
Average power level is in the D-E range depending on the type of fuel used in the motor.
static test of the micro hybrid
http://www.youtube.com/watch?v=sUJJEB8QD7s