- The HB9CV antenna
- Gain of this two element antenna is the same like gain of classical three element antenna of the YAGI type. Dimensions for 7-14-21-28 Mhz by pa3dlp
[ Hits: 3609 | Votes: 27 | Rating: 5.60 ]
- The Coax-Fed Windom
- Classical coax-fed, off-center-fed dipole, feeded with a 4:1 Guanella balun
[ Hits: 927 | Votes: 2 | Rating: 8.50 ]
- The Olivia transmission system is constructed of two layers: the lower, modulation layer is an (almost) classical Multi-Frequency Shift Keying (MFSK) and the higher layer is a Forward Error-Correcting (FEC) code based on Walsh functions.
[ Hits: 1327 | Votes: 1 | Rating: 3.00 ]
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