Ultra-light glider used weighed only 55 kg. Propeller manually operated by the pilot prolongs the nights from 60 to 150 meters. ... Small 5-watt transmitter feeds a continuous ultra-high-frequency signal through a coaxial feed line to a small balanced ... at a given r.p.m. or speed. Meter shows amount of fuel passing through a measuring unit, indications being- transmitted electrically to a dial reading in gal.
|Title||:||Journal of the Aerospace Sciences|