www.pulse-jets.com

viv,
could you describe or post some pic of that where you face the prblem i mean the stage at which the result is poor

yeah its a jet engine as with no moving parts and it also have the toroidal combustion chamber in it.
it is formed in a most thick cylndricl side wal of the engine housng

thanks tom,
if i will have need to get a plan i will search at this page to get my plan
Good luck

thanks for posting this movie. it helped my in my project which is near to the completion stage
thanks