8 band

8 band

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• W7AV 40 Meter Half Square - These antennas offer big gun DX performance on the low bands, yet they are surprisingly simple to build. Try one- you will like it!
  [ Hits: 4048 | Votes: 4 | Rating: 6.25 ]

• A 40m Vertical - This antenna is intended as a simple, inexpensive solution for the newcomer to experiment across the 40m band (7.0-7.2MHz) when only restricted space is available
  [ Hits: 10387 | Votes: 5 | Rating: 2.8 ]

• Loop Antenna for 50 MHz - A magnetic loop antenna using a 28\" bicycle rim for six meter band
  [ Hits: 1715 | Votes: 6 | Rating: 3.83 ]

• Bazooka dipole for 70 cm band - Here is a very simple 70cms dipole from Harald PD2HFE, which uses a single piece of RG-213 coaxial cable 34 cms in length.
  [ Hits: 16569 | Votes: 30 | Rating: 6.67 ]

• 80 meter loop antenna - PA1G loop antenna for 80 meters band, in dutch
  [ Hits: 3260 | Votes: 2 | Rating: 7.5 ]
• 80-10 Meters Doublets antennas - All band doublet antenna based on NB6Zep's design and an 88 foot flatop version
  [ Hits: 7843 | Votes: 3 | Rating: 9.33 ]

• 2.4GHz Helix antenna  ^pop - Concise instructions on making a broadband helical antenna for 2.4GHz use, such as: 802.11b wireless networking 2.4GHz video links.
  [ Hits: 50985 | Votes: 111 | Rating: 6.16 ]

• The full-wave loop antenna - These omnidirectional antennas offer Horizontal polarization, and about 2.1 dbd of gain. They are much quieter than a dipole or a vertical, have a broader bandwidth and will usually out perform a dipole antenna.
  [ Hits: 5052 | Votes: 4 | Rating: 6.5 ]

• Windom off center fed antenna 80-10 mt - This antenna is not a true Windom, but rather an off center fed or OCF dipole works on 8 bands from 80 to 10 meters
  [ Hits: 12145 | Votes: 13 | Rating: 5.15 ]

• M1IOS - Wonder Whip antenna and tuner - M1IOS Wonder Whip antenna - The M1IOS Wonder Whip A 10 dollars QRP Portable Multiband Antenna for HF, VHF and UHF A variation on the Miracle Whip and Wander Wand. This antenna tuning unit will get your SWR really low on telescopic whips, mobile 3/8th antenna and long wires. A remarkable little tuner that really works!
  [ Hits: 14510 | Votes: 24 | Rating: 9.04 ]

• Omega and Gama Matching - Article about omega and gamma matching, related to bandwidth, loss and component failures, heating and power ratings
  [ Hits: 3286 | Votes: 3 | Rating: 7 ]

• Link Coupled Tuner - Legal Limit Link Coupled Balanced Tuner,for the amateur ham radio HF bands. This Tuner uses plug-in Coils sets for 40, 80, & 160 meters
  [ Hits: 3912 | Votes: 2 | Rating: 7 ]

• BiQuad 802.11b Antenna - BiQuad 802.11b Antenna 11dBi, wide band by Trevor Marshall
  [ Hits: 8287 | Votes: 9 | Rating: 6.12 ]

• DG7PE Mobile Multiband Antenna - A new homebrew arial with +- 2.30 m lengt for tuner use only ,6m to 80m made by hans dg7pe
  [ Hits: 4430 | Votes: 31 | Rating: 8.16 ]

• The G3TPW CobWebb HF Antenna - G3TPW CobWebb Antenna for the 14, 18, 21, 24 and 28 MHz Bands
  [ Hits: 1948 | Votes: 5 | Rating: 8.2 ]
• ZeroFive Antennas - Vertical antennas for all HF bands, expecially 80 40 20 meters bands
  [ Hits: 7083 | Votes: 40 | Rating: 9.24 ]

• Clover - Clover technical specifications, digital communications mode that conveys 8-bit digital data over narrow-band high-frequency radio.
  [ Hits: 930 | Votes: 1 | Rating: 10 ]

• JT65 Protocol - JT65 is a digital protocol intended for Amateur Radio communication with extremely weak signals. It was designed to optimize Earth-Moon-Earth (EME) contacts on the VHF bands, and conforms efficiently to the established standards and procedures for such QSOs.
  [ Hits: 1506 | Votes: 3 | Rating: 7 ]

• HamShield for Arduino - HamShield is a powerful VHF UHF transceiver that lets your Arduino talk to far away people using ham radio bands
  [ Hits: 1088 | Votes: 2 | Rating: 4 ]

• A CW TX for 80 meters band - This simple circuit will give about 1.2 Watts of output when powered from a 13.8VDC supply.
  [ Hits: 1733 | Votes: 1 | Rating: 10 ]

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