Vehicle operated traffic control system uses a parallel RC network with a neon tube and relay as the basic timing circuit. Kellogg and Phelps, aquot;Time Delay in Resistance-Capacity Circuits, aquot; Electronics, p. 22, February, 1937. La Berbera, N., aquot;Theanbsp;...
Title | : | DSE |
Author | : | |
Publisher | : | - 1958 |
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