Setup for Test Hyb-C
A small hole was drilled into the combustion chamber side of the cylinder.
Wires for the spark gap igniter were inserted through the hole and into the cylinder.
Paraffin was melted and poured into the cylinder and black powder was applied to the paraffin on the combustion chamber side.
A small hole was made in the paraffin to allow flow from the combustion chamber through the paraffin to the nozzle side of the cylinder. A nozzle was attached to the cylinder.
A nitrous oxide cylinder was inserted into the combustion chamber side and the end cap was fastened to the assembly.