Archive for February, 2010



New Lathe

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February 22nd, 2010 in News, Projects.

Picked up a new lathe on Craigslist yesterday to which I will strap stepper motors and CNC-ize. It’s small enough that I can carry it around the house when neccesary (chuck pic below, tool holder pic here)

Tested everything out today. The combustion chamber fired right up and self-sustained perfectly the first time without any tweaking. That was VERY encouraging, and more so that it worked great over a wide range of mixtures. Here it is running:

We set the the whole thing up on the frame and went to town, but unfortunately things didn’t […]

More Jet Parts

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February 16th, 2010 in Aircraft Etc, Projects.

Combustion chamber is done:

My mill is getting some use, but need a bigger one!

Went to the junkyard and Home Depot today - got all the big parts we need other than sensors and whatever display/microcontroller we’re going to end up using. Below is a test of the cooling and lubrication system - originally a power steering pump and a transmission cooler. The pump makes 10psi with very little […]

Last weekend we drove up to visit the ice runway at Alton Bay Seaport, B18. Lake Winnipesaukee is a seaplane base most of the year, but in the winter it freezes and the townspeople plow out a 3000′ runway on it. It was wicked cold, but saw some cute planes and helos. Landing on ice is […]


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