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Updated: May 9, 2025
He adopted the same method of modulation using a record player amplifier and an Astatic crystal microphone. W.A.C. was achieved by February 1948 with about 50 watts of R.F. into a simple dipole antenna. During the ten months that SV1WE was active 750 QSL cards were sent out. Of the 61 countries worked only 49 were confirmed.
"They press against strips inside the rocket casing. The whole assembly acts as a dipole antenna." No one commented. Cobb took a tiny screwdriver and removed two screws from a metal plate in the bottom of the nose cone. The screws were long ones, holding the entire nose assembly in place. With the screws laid carefully aside, Cobb tapped the cone and the assembly dropped into his hand.
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