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SOCATA TBM & Pilatus PC-12

http://www.airvectors.net/avpc12.html

the major improvement being a PWC PT6A-66D engine with 635 kW (850 SHP) for higher cruise speed -- oddly, there was no increase in take-off power -- and enlarged fuel tanks. From

Surely You're Joking, Mr. Feynman!

https://nekhbet.com/feynman-joke.shtml

never able to make any improvement, which would have been easy -- with a guard, or something -- but no, there was no chance for improvement. I had another invention, which had a s

International Workshops for Slide Rule collectors

http://www.rekeninstrumenten.nl/workshop/index.htm

Was that really an improvement? Are data available? Do you know of other ways or other purposes the strip was used? If there are no data available about the improvement of the dif
Home page for International Online Slide Rule Workshops [Dutch Circle of Slide Rule Collectors]

Nikola Tesla On His Work With Alternating Currents -- Chapter IV

http://www.tfcbooks.com/tesla/nt_on_ac.htm

is another improvement in that particular device, which was the weakness of the invention and which I tried to eliminate.  This device incorporated many spark gaps in series.
NIKOLA TESLA ON HIS WORK WITH ALTERNATING CURRENTS: Preface, Introduction, Section IV, Apparatus for Transformation by Condenser Discharge; Damped Waves, and Section VII, Theory an


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