On Jun 3, 2007, at 8:43 AM, Kyle R. Mcallister wrote:



4. Removing the balls from the rotor wires and covering them with silicone resin reduced motion of the device (now set up free to rotate again) by about 1/2.

I take it this means the entire ball and not just the front of the ball?


Turning the corona wires in the opposite direction reversed the thrust.


Corona wires here means the rotor wires, their points, and their ball covers? Or does it refer the the stator wires on the shaft?


Making the corona wires point exactly radially outwards reduced the thrust to zero.

Sounds like you made a fully straight rotor and it performed as expected, no thrust.


Putting the corona wires back into their original (pointing towards the rotor)

Here I am very confused. The rotor wires point towards the rotor? Was the above meant to say pointing in the direction the rotor (with ping pong balls) rotates?


configuration but covered with silicone resin again gave zero thrust.

The above seems to mean the rotor wires were pointed towards the shaft?


It is my belief that given these results, the Borbas device is clearly conventional.

Sure sounds that way - we seem to have a very good understanding of how it works. I was pretty much convinced after your first round of experiments, but on the other hand I thought the configuration still had possibilities based on an unrelated theory.



5. Per Horace's suggestion, I powered the device with AC. The results, were to say the least, disappointing.


Actually I take this as a sign of progress. The power levels involved are simply not enough to strongly couple to the vacuum. Doing that efficiently takes resonance operating conditions and megawatts of power in my opinion. Still, I was holding out some hope for a serendipity.


No thrust was observed using any of the configurations given above, save one. With rotor electrodes having a more flattened surface

I'm not sure what this means. Does it mean the metal points at the tips of the rotors were flattened, or maybe the balls?


and corona wires very pointed,

but then what does corona wires here mean, the stator wires on the shaft?

there was a slight motion, but I determined this to be again corona wind....insulating the pointed electrodes

The pointed electrodes here being the stator wires on the shaft?


killed the effect. These results remained the same at 60cps, 400cps, 1500cps, 5000cps and 8000cps.

If there were to be a "real" AC effect, vacuum coupling, I would expect it to be very small, to happen between a fairly sharp point at the end of the rotor wires (located inside the balls) and the front end of the ball which should be fairly close to the tip and thick, preferably with a metal cap on the outside front. The higher the frequency the greater the dE/dt grad B effect. There should be no stator corona wires at all, or at least they should be insulated to avoid any corona wind at all. It sounds like maybe this is essentially what you did.

Regards,

Horace Heffner

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