30 m band

30 m band

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• Mini-Whip Active Antenna - This HF active antenna is a build of the PA0RDT Mini-Whip from a kit, it covers the entire HF band (3 to 30 MHz) and below (supposedly down to 10 kHz). It is powered by an external 12-15V supply, consuming about 50 mA.
  [ Hits: 95 | Votes: 0 | Rating: 0 ]

• Multi-Band Mono Delta Loop - Build a Multi-Band Mono Delta Loop for 40, 30, 20 and 15 Meters.
  [ Hits: 6792 | Votes: 9 | Rating: 5.22 ]
• Delta loops for 15 20 and 30 m - Full Wave Delta Loops for 15, 20 and 30m with perimiter dipole, quiet, low TOA, mono-band - a perfect stealth omnidirectional solution
  [ Hits: 3862 | Votes: 3 | Rating: 1 ]

• Broadband Dipole 2MHz o 30MHz with no ATU - A broadband travelling wave dipole for HF bands, whose VSWR is less than 2:1 from 3 to 15 MHz and does not exceed 2.6 to 1 from 2.3 to at least 30 MHz
  [ Hits: 3322 | Votes: 2 | Rating: 6 ]

• Multi-Band Super Mini Loop Antenna - Antenna covers all bands 80-10 meters + 30, 17, 12 meter WARC bands, need a lot that is at least 100 feet across.
  [ Hits: 2765 | Votes: 2 | Rating: 3 ]

• 80-10 m multiband wire antenna - G8OFZ multi-band antenna for 80-10m, this antenna appears to be a derivative of the Doublet and the Classic G5RV
  [ Hits: 3829 | Votes: 1 | Rating: 8 ]

• The Versatile Vee Beam - An aerial that you can use on all eight High Frequency amateur bands (80, 40, 30, 20, 17, 15, 12 and 10m) with an antenna tuner, and which gives significant gain on the five bands from 20 m to 10 m
  [ Hits: 1724 | Votes: 3 | Rating: 10 ]

• VE3XD Tower Setup - Trylon 56' T300 tower installed with a Cushcraft X7 tri-band antenna
  [ Hits: 793 | Votes: 0 | Rating: 0 ]

• 5 bands HF portable antenna - A vertical portable antenna system by W0SJS that will work on 40, 30, 20, 17 and 15 meters
  [ Hits: 1866 | Votes: 1 | Rating: 6 ]

• I7SWX Coax-Fed multiband antenna - This simple multiband antenna works on all HF bands from 3.5 to 30 MHz, including WARC bands other than 10.1 MHz.
  [ Hits: 4076 | Votes: 6 | Rating: 4 ]

• UK Band Plan - RSGB Bandplans largely based on those agreed at IARU Region-1 General Conferences with some local differences on frequencies above 430 MHz
  [ Hits: 588 | Votes: 3 | Rating: 4 ]

• AL-811 10 mt mod pictures - Pictures of the Ameritron AL-811 modification for 10 meter band extension by km5ps
  [ Hits: 3863 | Votes: 28 | Rating: 3.67 ]

• K2 Change 20 30m band filter - Elecraft K2 mod. Narrower bandpass filter, better stopband attenuation
  [ Hits: 231 | Votes: 0 | Rating: 0 ]

• Cushcraft R7 Manual - Manual for R7, 10 12 15 16 20 30 40 meters band antenna
  [ Hits: 8269 | Votes: 29 | Rating: 6.07 ]

• MorseDecoder - HotPaw MorseDecoder for iPhone and iPad. Translates sounds from mic to text. Includes a DSP narrow band filter.
  [ Hits: 3990 | Votes: 12 | Rating: 5.91 ]

• 300 W Amplifier for 33 cm band - This amplifier takes advantage of the proliferation of surplus cellular 26v RF boards
  [ Hits: 331 | Votes: 0 | Rating: 0 ]

• Beacon for 23 cm band - This is a 30-watt sea level beacon intended for the coastal path between Northern and Southern California
  [ Hits: 419 | Votes: 0 | Rating: 0 ]

• Multi-Four a VXO QRP Transmitter for HF bands - This transmitter has been designed for use on 20 30 40 and 80 m with 5W output
  [ Hits: 1052 | Votes: 0 | Rating: 0 ]

• 30m CW-Transceiver - GM47: Simple 30m Band QRP CW-Transceiver
  [ Hits: 1255 | Votes: 0 | Rating: 0 ]

• 30 m Band Direct Conversion Receiver - The direct conversion receiver described consists of only a bandpass filter, mixer IC, VFO and audio filter. With only 22 parts, this simple circuit should take a few hours at the weekend to construct.
  [ Hits: 769 | Votes: 1 | Rating: 4 ]

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