Characteristics of the Ionosphere at Washington, D.C., September, 1938
Data on the ordinary-wave critical frequencies and virtual heights of the ionospheric layers are presented for the period indicated in the title. The monthly average values of the maximum usable frequencies for undisturbed days, for radio transmission by way of the regular layers is also provided.
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| Veröffentlicht in: | Proceedings of the Institute of Radio Engineers 1938-11, Vol.26 (11), p.1408-1410 |
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| container_end_page | 1410 |
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| container_issue | 11 |
| container_start_page | 1408 |
| container_title | Proceedings of the Institute of Radio Engineers |
| container_volume | 26 |
| creator | Gilliland, T.R. Kirby, S.S. Smith, N. |
| description | Data on the ordinary-wave critical frequencies and virtual heights of the ionospheric layers are presented for the period indicated in the title. The monthly average values of the maximum usable frequencies for undisturbed days, for radio transmission by way of the regular layers is also provided. |
| doi_str_mv | 10.1109/JRPROC.1938.228829 |
| format | Article |
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The monthly average values of the maximum usable frequencies for undisturbed days, for radio transmission by way of the regular layers is also provided.</abstract><pub>The Institute of Radio Engineers, Inc</pub><doi>10.1109/JRPROC.1938.228829</doi><tpages>3</tpages></addata></record> |
| fulltext | fulltext_linktorsrc |
| identifier | ISSN: 0731-5996 |
| ispartof | Proceedings of the Institute of Radio Engineers, 1938-11, Vol.26 (11), p.1408-1410 |
| issn | 0731-5996 2162-6626 |
| language | eng |
| recordid | cdi_crossref_primary_10_1109_JRPROC_1938_228829 |
| source | IEEE Electronic Library (IEL) |
| subjects | Frequency Hafnium Ionosphere NIST Observatories Reflection Storms US Department of Commerce |
| title | Characteristics of the Ionosphere at Washington, D.C., September, 1938 |
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