9 element

9 element

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• 3 Element Antenna for 28 Mhz  ^pop - The DF9CY three-element antenna for 28 MHz by Christoph Petermann DF9CY
  [ Hits: 26639 | Votes: 40 | Rating: 4.73 ]
• A compact 10M beam - A compact 2 element beam for 10M
  [ Hits: 5912 | Votes: 2 | Rating: 6.5 ]
• A compact 10M beam - A compact Moxon 2 element beam for 10M
  [ Hits: 13680 | Votes: 16 | Rating: 3.44 ]
• Quad antenna for 10 and 15 Meters - Building guide for a two element quad antenna planned for 28 and 21 Megahertz
  [ Hits: 5790 | Votes: 5 | Rating: 6.6 ]

• PV4 4 element Yagi antenna - PV4, W2PV 4 element Yagi antenna as described in ARRL antenna handbook 15th edition for 20 meters band by T93M
  [ Hits: 7537 | Votes: 7 | Rating: 6.43 ]
• 3 elements Yagi for 20 meters - A 3 Element Mono-band Yagi for 20 meters by Kees Wiegers, PA5CW (ex-PA3BHS)
  [ Hits: 11727 | Votes: 11 | Rating: 7.33 ]

• 9 element yagi for 2 meters band  ^pop - A simple design of a 9 elem. yagi antenna for 2 meters band
  [ Hits: 53444 | Votes: 263 | Rating: 5.23 ]
• QM5 Yagi for 2 meters band - The QM5 antenna is a simple 5 elements Yagi with 1.88 m boom length for the lower 144 MHz SSB/MGM band, I used it mainly for Sporadic-E and MS contacts. It exhibits a forward gain of 9.17 dBd; i.e. 11.3 dB forward gain over the isotropic radiator, while the F/R is about 11.5 dB. Elements
  [ Hits: 6869 | Votes: 4 | Rating: 5.25 ]
• Portable Yagi for 144MHz - Simple 7 element Yagi is ideal for portable operation. The elements can be removed and replaced in a few minutes. The 2.42 m boom will fit inside a car, the elements are made from 6mm solid aluminium rod.
  [ Hits: 14335 | Votes: 35 | Rating: 6.83 ]
• 2 Elements HB9CV - 2 meters band HB9CV antenna
  [ Hits: 22557 | Votes: 71 | Rating: 5.61 ]
• 13 elements Yagi antenna for 144 MHz - DJ9BV yagi antenna for 2 meters band
  [ Hits: 8897 | Votes: 36 | Rating: 6 ]

• 50 MHz Antennas by DF9CY (4 & 6 Element) - Two well performing 50 MHz antennas designed with W7EL EZNEC along to many other antenna projects and related articles
  [ Hits: 22076 | Votes: 37 | Rating: 4.39 ]
• A 6m portable 4 element quad - This antenna is based on a design for a portable 2 element 6m Quad by VE7CA, which is featured in the 19th Edition of the ARRL Antenna Handbook
  [ Hits: 6618 | Votes: 21 | Rating: 8.35 ]

• Maria Maluca Antenna by PY2BBP - The Maria Maluca HF multiband antenna as designed in 1957 by PY2BBP is a directive antenna for 15 meter and a passive element that works as director and reflector in different bands
  [ Hits: 342 | Votes: 1 | Rating: 10 ]

• 80Mt rotating Quad - 2el 40Ft front to back spacing 80 meters Quad antenna
  [ Hits: 9935 | Votes: 3 | Rating: 6 ]

• Coaxial Traps for multiband antennas - A new perspective on the analysis and design of this popular antenna element. By Karl-Otto Muller, DG1MFT
  [ Hits: 14642 | Votes: 8 | Rating: 5 ]

• DF9CY - ZX15/4 extended 10/4 - A 4 element addition for 10m to an existing 4 element yagi (ZX antennas)
  [ Hits: 1258 | Votes: 1 | Rating: 9 ]
• G3SYC Antenna page - 2 element Yagi antanna plan from G3SYC
  [ Hits: 5850 | Votes: 4 | Rating: 7.5 ]
• RDF2 two element, close spaced Yagi antenna - This antenna is an adaptation of the RDF2 two element, close spaced Yagi antenna described in the May, 1996 issue of 73 Amateur Radio Today Magazine.
  [ Hits: 9111 | Votes: 8 | Rating: 4.49 ]

• A low pass filter circuit - A simple 7 element, Chebyshev low pass filter, rolls of at 30MHz. Attenuation is better than -40dB at 60MHz, -65dB at 90MHz, -80dB at 120MHz.
  [ Hits: 5303 | Votes: 21 | Rating: 6.1 ]

Pages: 1 2 3 4 5 6 [next]