ferrite balun

ferrite balun

Antennas : Baluns

• Making a simple current balun - Baluns using ferrite rod and ferrite ring by M0SCG
  [ Hits: 1287 | Votes: 1 | Rating: 10.00 ]
• OH7SV Windom baluns - Windom baluns for kilowatt range made with two ferrite toroidal cores amidon ft-140-61 and another schema with two ferrite rods
  [ Hits: 3530 | Votes: 8 | Rating: 8.00 ]

• Low cost 1:1 balun - A balun don't depend on use of ferrite beads, but use steel wool to attenuate any RF on the outer braid
  [ Hits: 6385 | Votes: 4 | Rating: 5.00 ]
• How to Build a UN-UN - Building a 1:1 balun, aka un-un, with an Amidon Ferrite toroid core T 200
  [ Hits: 942 | Votes: 4 | Rating: 5.50 ]
• Sorbie Balun and Bottle Choke - Homebrew a 1:1 balun consistsing of 4+4 turns of mini coaxial cable over a large ferrite core by m0pzt
  [ Hits: 556 | Votes: 1 | Rating: 1.00 ]
• Ferrite Balun for HF - Diagram and sample ferrite balaun for 1.8-30 MHz
  [ Hits: 1455 | Votes: 2 | Rating: 10.00 ]

• The Guanella 1:4 balun - A cost effective current-mode 1:4 balun can be constructed from two lengths of coax, two ferrite rods, some electrical tape, cable ties, a length of PVC water-pipe and some connectors. This form of 1:4 current-mode balun is named after G. Guanella.
  [ Hits: 3462 | Votes: 1 | Rating: 10.00 ]
• 4:1 Dual ferrite bead balun - The Dual-Ferrite-Bead 4:1 HF Balun, some preliminary measurements
  [ Hits: 3071 | Votes: 3 | Rating: 3.00 ]
• The Dual-Ferrite-Bead 4:1 HF Balun - A pdf document about the dual ferrite bead 4:1 balun, some preliminary measurements
  [ Hits: 1721 | Votes: 0 | Rating: 0.00 ]
• Ferrite Balun - A 4:1 ferrite balun for HF bands
  [ Hits: 913 | Votes: 1 | Rating: 10.00 ]
• 4:1 QRO Balun - A home made 4:1 Ferrite QRO Bal-un with a FB 241-61 Type K
  [ Hits: 343 | Votes: 2 | Rating: 4.50 ]

• OH7SV Matti Hohtola Ham Projects  ^pop - The most modern QRP transceiver in 2004,Direct Conversion HF Transceiver with DDS LO, 50 ohm to 200 ohm HF wide band transformers, Wilkinson splitter for RX measurements, Windom baluns 2001/2004, Ferrite rod antenna for 80 meter, Magnetic Loop Antenna for 80 m, Mascot Switched PSU 9320 modification to 8A peak current, 150W MOSFET linear amplifier for 80m, 80 m HF SSB/CW Transceiver
  [ Hits: 19619 | Votes: 32 | Rating: 8.12 ]

• Palomar Engineers - RFI Kit, ferrite cores, baluns, loop antennas, antenna tuners and various accessories
  [ Hits: 7587 | Votes: 16 | Rating: 5.87 ]
• Amidon Inc. - Ferrite Toroids. Iron Powder Toroids. Ferrite Beads. Split Cores. Cable clamp-ons. Balun Cores. W2FMI Baluns and Ununs. Inductive components for EMI Suppression and RFI Suppresion, power supplies, HAM radio.
  [ Hits: 1874 | Votes: 4 | Rating: 5.75 ]
• ON7FU Ferrite Applications - Professional constructed BALUNs,UNUNs and Line Isolators for Amateur Radio.
  [ Hits: 188 | Votes: 2 | Rating: 7.00 ]

• QRP 1:1 Current-type Balun for Portable Use - A ferrite-loaded coaxial RF choke which just happens to yield the same result as a 1:1 current balun
  [ Hits: 2938 | Votes: 2 | Rating: 3.00 ]

• Tutorial on ferrite balun cores - Toroid cores, ferrite rods a good electrical tutorial on baluns
  [ Hits: 3356 | Votes: 4 | Rating: 1.50 ]

• A Ham's Guide to RFI, Ferrites, Baluns, and Audio Interfacing - Understanding and solving RF interference problems using ferrite
  [ Hits: 1033 | Votes: 4 | Rating: 9.25 ]
• Guide to RFI - A amateur radio guide to RFI, ferrites, baluns, and audio interfacing by K9YC
  [ Hits: 534 | Votes: 1 | Rating: 10.00 ]