hf power

hf power

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• 3 elements VHF yagi antenna - 3 elements VHF Yagi homebrew antenna designed with YAGIMAX 3. Maximum forward GAIN is about 8,17 DBi. This antenna offering an effective radiation power 4 times greater of the transceiver output by SV1BSX
  [ Hits: 14042 | Votes: 59 | Rating: 4.51 ]

• Errante's virtual ground balun - Errante's virtual ground Balun, a state-of-the-art high power HF balun family.
  [ Hits: 875 | Votes: 6 | Rating: 8.83 ]

• HF Antenna Switch - The purpose of this remote antenna switch was to be able to select between four different antenna combinations The unit was designed to work at RF power levels of around 100 watts by G8JNJ
  [ Hits: 954 | Votes: 0 | Rating: 0 ]

• Emtron - HF Linear amplifiers and power supplies manufacturer
  [ Hits: 2685 | Votes: 1 | Rating: 1 ]
• I0JXX - The I0JXX is an italian company that offers market their projects, also sells electronic products of high quality, both for Ham, both Broadcast and their accessories. VHF Antennas, mosfet power amplifiers, filters, insulators, power dividers, telescopic poles, antenna masts
  [ Hits: 2882 | Votes: 2 | Rating: 8.5 ]

• Pihernz - Spanish radio dealer offer accessories, antennas and battery chargers, mounting accessories, cables and connectors, radio kits, power supply, pmr, vhf/uhf radios, all products for CB, ham radio and SWL.
  [ Hits: 1257 | Votes: 3 | Rating: 5.33 ]

• 2 x GI-7B 432 MHz amplifier project - UHF RF Power amplifier used to work EME
  [ Hits: 1296 | Votes: 3 | Rating: 3.33 ]

• Amplifier for 15 and 17 meter band - The two linear amplifiers are ment for use with QRP SSB/CW/FM/AM transmitters on the amateur bands 15 and 17 meters can be powered from a 12 volt DC supply by ON6MU
  [ Hits: 1609 | Votes: 0 | Rating: 0 ]
• 2 x 3-500Z HF Power Amp - A 2x3-500Z rf power amplifier for 80-10 meters
  [ Hits: 4309 | Votes: 8 | Rating: 3.13 ]
• 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: 6952 | Votes: 5 | Rating: 7.4 ]

• RW3AZ VHF amplifiers page - 2m/70cm GS31B Power amplifier pictures
  [ Hits: 1310 | Votes: 4 | Rating: 7.75 ]
• A 20W Amplifier for 2 meters - VU2RAR basic VHF power amplifier suitable for 144-146 Mhz output power can vary from 3 to 25 Watts.
  [ Hits: 3042 | Votes: 5 | Rating: 6.6 ]
• Building High Power Amplifiers - SM5BSZ article on building VHF RF amplifiers
  [ Hits: 1504 | Votes: 1 | Rating: 10 ]
• 50 MHz VHF power amplifier - Class C tuned VHF power amplifier for the 6-meter band by ON6MU
  [ Hits: 1538 | Votes: 1 | Rating: 3 ]
• Power amplifier for 2m rig - An RF power supply for 144 MHz schematics and instructions
  [ Hits: 2226 | Votes: 2 | Rating: 4 ]
• GS-35B 6 meter amplifier - VHF power amplifier for 50MHz using GS-35B tubes, output 1500 W with 75 W input
  [ Hits: 682 | Votes: 1 | Rating: 1 ]

• Coaxial Cable's specifications - A table with Loss in DB/100m , Max power in Watts, Diameter in mm , Velocity factor (VF) expecially in VHF UHF and Microwave
  [ Hits: 2889 | Votes: 7 | Rating: 7.15 ]

• Selecting Capacitors - Selecting capacitors in RF power applications at HF by I0JX
  [ Hits: 376 | Votes: 0 | Rating: 0 ]

• N2PK SWR Meter - HF Forward Power & Return Loss (SWR) Meter
  [ Hits: 2014 | Votes: 1 | Rating: 7 ]

• 1.8-54 Mhz Low pass filter - An easy to make HF low pass filter form high power
  [ Hits: 3836 | Votes: 3 | Rating: 4.67 ]

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