hamradio

hamradio

Pages: [prev] ... 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 ... [next]

• VHF rubber duck Portable Antenna - You can make your own 2-meter "rubber duckies" that will likely perform much better than many commercial units.
  [ Hits: 1353 | Votes: 3 | Rating: 4.67 ]

• Magnetic longwire baluns 1:9 - This Magnetic Longwire Balun (MLB) makes it possible to efficiently use a coaxial lead-in cable with all forms of longwires, T-forms or other types of wire antennas, without the need for an antenna tuner.
  [ Hits: 3476 | Votes: 4 | Rating: 6.75 ]

• 80-40-20 Meter Dipole antenna - Multiband dipoles capable of operating on 80 through 6 meters band with a tuner by KJ4EX
  [ Hits: 2504 | Votes: 4 | Rating: 3.50 ]

• RF choke or 1:1 balun - RF Choke to prevent hf currents on the feedline or...1:1 Choke Balun, sometimes called the "UGLY BALUN"
  [ Hits: 2943 | Votes: 5 | Rating: 2.60 ]

• Emergency j-pole antenna - Emergency j-pole antenna using a standard 300 ohm twin lead TV cable by WD4JR
  [ Hits: 1542 | Votes: 1 | Rating: 1.00 ]

• NVIS antenna design - Theory, Modeling, and Practical Applications By W5JCK, presentation in PDF File
  [ Hits: 3053 | Votes: 6 | Rating: 2.50 ]

• Antennas 101 - Dipoles, Doublets and Verticals by Rob May NV5E
  [ Hits: 637 | Votes: 1 | Rating: 8.00 ]

• 144MHz omnidirectional antenna - A full wave 2-meter VHF omnidirectional antenna by ON6MU
  [ Hits: 7002 | Votes: 26 | Rating: 5.43 ]

• HAMRADIOSAFARI.COM - Chronicaling moving to Uganda, East Africa, securing an amateur radio license, setting up a station, and operating from this rare country. Amateur Radio in Uganda
  [ Hits: 322 | Votes: 0 | Rating: 0.00 ]

• Your First HT - Choosing your first handheld transceiver by Terry Lines KD5RA PDF file
  [ Hits: 1225 | Votes: 7 | Rating: 8.00 ]

• Ham Radio Outlet - SA - Ham Radio Outlet South Africa based in Port Elizabeth
  [ Hits: 286 | Votes: 0 | Rating: 0.00 ]

• 5-band RF Power Amplifier - This project uses a widely available IRF510 MOSFET, work on HF 80, 40, 30, 20 and 17 meter bands
  [ Hits: 6695 | Votes: 4 | Rating: 6.75 ]

• Homemade HF +50MHz Antenna tuner - HF/6M antenna tuner preselector and antenna switcher project by ON6MU
  [ Hits: 4711 | Votes: 5 | Rating: 6.80 ]

• Connect a frequency counter to MFJ 9406 - Modification to connect a frequency counter to a MFJ-9406 50 MHz transceiver by ON6MU
  [ Hits: 1056 | Votes: 2 | Rating: 5.50 ]

• QRP AM CW transmitter - A simple low-power broadcast-type circuit, using a crystal oscillator integrated circuit and an a collector modulated AM oscillator
  [ Hits: 1015 | Votes: 2 | Rating: 8.50 ]

• KPG4 Kkenwood Programming cable - Kenwood Programming cable schematic by N5XNQ
  [ Hits: 1192 | Votes: 2 | Rating: 4.00 ]
• Kenwood KPG-4 Cable - Kenwood KPG-4 Cable schematic
  [ Hits: 1014 | Votes: 4 | Rating: 5.00 ]

• Kenwood TH-215 TH-415 mods - Unfilter LF output from the TH215/415 kenwood portable radio
  [ Hits: 535 | Votes: 3 | Rating: 6.67 ]
• Condor 16 project by ON6MU - Project Condor16 VHF transceiver
  [ Hits: 571 | Votes: 2 | Rating: 5.50 ]

• ON5KQ VNA-project - Hamradio homebrew VNA project from begium amateur radio station ON5KQ
  [ Hits: 1265 | Votes: 1 | Rating: 10.00 ]

Pages: [prev] ... 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 ... [next]