Corrections
Corrections to recent articles
There is an important correction to the article by OM6AA 'Design of a prime-focus feed with backward radiation' in issue 3/08 here (pdf format).
The website for the SQ software (p. 358) is now www.marsport.org.uk/sq/ from where the final version 2.4 can be downloaded.
Technik V Corrections and Links
Table 1 on page 52 for the BV6-1wl yagi is incorrect. The correct table appears below.
Element | Position (mm) | Boom diameter (mm) | Element Length (mm) |
R | 0 | 30 | 2966 |
DE | 922 | 30 | 2850 |
D1 | 1232 | 30 | 2734 |
D2 | 2411 | 30 | 2734 |
D3 | 4329 | 30 | 2702 |
D4 | 5850 | 30 | 2670 |
The table on page 58 for the BVO-2wl (8 El.) yagi is incorrect. The correct table appears below.
Element | Position mm | Free Space length mm |
Length in mm for 25mm Boom |
R | 0 | 1013 | 1016 |
DE | 327 | 956 | 956 |
D1 | 534 | 949 | 952 |
D2 | 1073 | 934 | 937 |
D3 | 1828 | 917 | 920 |
D4 | 2687 | 908 | 911 |
D5 | 3540 | 903 | 906 |
D6 | 4245 | 914 | 917 |
page last updated 25 October 2023..