| 000 | 00000nam 2200000zi 4500 |
| 001 | 9.894141 |
|---|
| 003 | CaOODSP |
|---|
| 005 | 20221107173642 |
|---|
| 006 | m o d f |
|---|
| 007 | cr cn||||||||| |
|---|
| 008 | 201130e197404##oncd o f000 0 eng d |
|---|
| 040 | |aCaOODSP|beng|erda|cCaOODSP |
|---|
| 041 | |aeng|bfre |
|---|
| 086 | 1 |aCo24-3/7-1255-1974E-PDF|zCo22-10/1974 |
|---|
| 100 | 1 |aThomas, J. L., |eauthor. |
|---|
| 245 | 10|aHF antenna handbook : |bcalculated radiation patterns / |cby J.L. Thomas and E.D. DuCharme (Radio Research Directorate). |
|---|
| 246 | 10|aCalculated radiation patterns |
|---|
| 264 | 1|aOttawa : |bCommunications Research Centre, Department of Communications Canada, |cApril 1974. |
|---|
| 300 | |a1 online resource (v, 145 pages) : |bgraphs. |
|---|
| 336 | |atext|btxt|2rdacontent |
|---|
| 337 | |acomputer|bc|2rdamedia |
|---|
| 338 | |aonline resource|bcr|2rdacarrier |
|---|
| 490 | 1 |aCRC report ; |vNo. 1255 |
|---|
| 500 | |aDigitized edition from print [produced by Innovation, Science and Economic Development Canada]. |
|---|
| 520 | 3 |a"The radiation patterns of several common HF antennas have been calculated for different types of ground for frequencies between 2 and 30 MHz. These patterns are for the use of communications engineers in the design of HF communications systems"--Abstract, page v. |
|---|
| 546 | |aIncludes abstract in French. |
|---|
| 650 | 0|aShortwave radio|xAntennas. |
|---|
| 650 | 0|aAntenna radiation patterns. |
|---|
| 650 | 6|aRadiodiffusion en ondes décamétriques|xAntennes. |
|---|
| 650 | 6|aDiagrammes de rayonnement d'une antenne. |
|---|
| 710 | 1 |aCanada. |bDepartment of Communications, |eissuing body. |
|---|
| 710 | 2 |aCommunications Research Centre (Canada), |eissuing body. |
|---|
| 830 | #0|aCRC report ;|vNo. 1255.|w(CaOODSP)9.882492 |
|---|
| 856 | 40|qPDF|s3.24 MB|uhttps://publications.gc.ca/collections/collection_2020/isde-ised/Co24/Co24-3-7-1255-1974-eng.pdf |
|---|