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A battery-operated pilot balloon time-signal generator

Informally Refereed
Download (PDF 3.54 MB): https://research.fs.usda.gov/download/treesearch/38013.pdf

Abstract

Describes the design and construction of a 1-pound, battery-operated, time-signal transmitter, which is usable with portable radio or field telephone circuits for synchronizing multi-theodolite observation of pilot balloons.

Citation

Moltzau, Ralph H., Jr. 1966. A battery-operated pilot balloon time-signal generator. Res. Note PSW-RN-107. Berkeley, CA: U.S. Department of Agriculture, Forest Service, Pacific Southwest Forest and Range Experiment Station. 8 p