3 band

3 band

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• ZMV Spiral antennas
  
  An experimental antenna similar to the TAK spiral antenna was evaluated for SWR response over ...
  [ Hits: 3432 | Votes: 8 | Rating: 5.37 ]

• Multi-Band Mono Delta Loop
  
  Build a Multi-Band Mono Delta Loop for 40, 30, 20 and 15 Meters.
  [ Hits: 6794 | Votes: 9 | Rating: 5.22 ]

• Inverted V Dipole for 10 15 20 meters
  
  Inverted V Trapped dipole antenna for 14MHz, 21MHz and 28MHz ham radio bands.
  [ Hits: 1299 | Votes: 0 | Rating: 0 ]
• The Cobra antenna
  
  This article explores the Cobra Junior linear loaded antenna for 80m to 10m bands This ...
  [ Hits: 1498 | Votes: 0 | Rating: 0 ]

• 50MHz 4 elements HB9CV antenna
  
  4 elements HB9CV antenna for six meter band by JA1HWO
  [ Hits: 3398 | Votes: 17 | Rating: 4.41 ]

• Multi-band Inverted-Vee Antenna
  
  A multi-band inverted-V dipole for portable operation by GM3VLB
  [ Hits: 2712 | Votes: 4 | Rating: 7.5 ]
• The N3UJJ Antenna Project - N3UJJ
  
  The N3UJJ antenna project parallel cage dipole a multi band horizontal antenna without the need ...
  [ Hits: 755 | Votes: 2 | Rating: 10 ]
• Three bands whip antenna
  
  21 28 and 50MHz three bands whip antenna by JA1HWO
  [ Hits: 721 | Votes: 0 | Rating: 0 ]

• GB3CAM Cambridge microwave beacons
  
  Two beacons in 3 and 1.2 cm band, 10368.755 MHz and 24048.870 MHz
  [ Hits: 287 | Votes: 0 | Rating: 0 ]

• Map of US 10 m beacons
  
  Map of US states beacons oprating in 10 meters band
  [ Hits: 4381 | Votes: 17 | Rating: 1.82 ]

• QROlle, 6 Band QRP-rig - Tilman D. Thulesius SM0JZT
  
  QROlle QRP rig 6 Band Shortwave rig with SMD s 160 80 40 30 20 ...
  [ Hits: 2237 | Votes: 2 | Rating: 9.5 ]

• ON4UN and the Ten-Tec Orion
  
  Ten Tec ORION review by ON4UN after several months of usage
  [ Hits: 1433 | Votes: 1 | Rating: 10 ]
• Ten-Tec Orion 9 MHz IF Output
  
  This article describe hot extract a wideband 9 MHz IF sample signal from a Ten ...
  [ Hits: 932 | Votes: 3 | Rating: 6.33 ]

• Solarcon A99 on VHF Bands
  
  Using the A99 on 2 meters band
  [ Hits: 1180 | Votes: 0 | Rating: 0 ]

• 5-band RF Power Amplifier
  
  This project uses a widely available IRF510 MOSFET work on HF 80 40 30 20 ...
  [ Hits: 6954 | Votes: 5 | Rating: 7.4 ]

• W3LPL Receiving Bandpass Filters
  
  Project of receive only filters optimized for minimal loss and very high rejection of frequencies ...
  [ Hits: 1086 | Votes: 0 | Rating: 0 ]

• SQ2OMC HF Transceiver - Michal
  
  Description of the homebrew shortwave multiband SSB transceiver that covers 0 1 30MHz made by ...
  [ Hits: 568 | Votes: 3 | Rating: 4.67 ]

• 75 meter AM Transceiver
  
  Frequency coverage: 3.75 MHz to 4.00 MH transceiver for 75 MHz band
  [ Hits: 1190 | Votes: 1 | Rating: 10 ]

• QRP transceiver for 7 Mhz
  
  An optimized QRP transceiver for 40 meters band
  [ Hits: 1219 | Votes: 2 | Rating: 5.5 ]

• DSB/CW QRP rig for 20 and 40 mt.
  
  An experimental DSB/CW QRP rig for 20 and 40 meter bands
  [ Hits: 1406 | Votes: 1 | Rating: 10 ]

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