| 1 | |
| 2 | Analysis of subsequent pick up transients in loop signalling junction repeaters |
| Language: | English |
| 3 | Study of the irregularities and their movements in the F2-region of the ionosphere |
| 4 | |
| Language: | English |
| 5 | |
| 6 | Study of absorption of radio waves reflected from teh F2 region of the ionosphere |
| Language: | English |
| 7 | |
| 8 | Study of the absorption of radio waves in the E and F regions of the ionosphere |
| Language: | English |
| 9 | |
| 10 | |
| Language: | English |
| 11 | |
| 12 | Improvements in the design and performance of single & three phase electronic wattmeters |
| Language: | English |
| 13 | |
| 14 | |
| Language: | English |