coils

coils

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• Coil-loaded 40/80 Meter Inverted V Dipole Antenna - An inverted V antenna for 40-80 with loading coils. This antenna is a full size on 40 and a shortened 80 by KG0ZZ.
  [ Hits: 2424 | Votes: 10 | Rating: 5.39 ]

• Coil Designer - Mk 2 - This page lets you do calculations for single layer air cored coils using the solenoid formula
  [ Hits: 3480 | Votes: 5 | Rating: 4.4 ]
• Coil-Shortened Dipole Antenna Calculator - Build an effective dipole antenna that needs much less space by adding two loading coils. This online calculator tells you how.
  [ Hits: 1249 | Votes: 9 | Rating: 6.34 ]

• Inductor operation - Understanding current in loading coils
  [ Hits: 962 | Votes: 1 | Rating: 1 ]
• Current Through a 75m Bugcatcher Loading Coil - About experiments and measurements on loading coils using net standing wave current
  [ Hits: 463 | Votes: 0 | Rating: 0 ]
• Coil Q Measurements - Coil Q Measurements - With a special focus on wet coils.
  [ Hits: 560 | Votes: 0 | Rating: 0 ]
• Loading Coils for 136 kHz - This page starts by showing how to make loading coils for LF, and goes on to describe two of the loading coil assemblies used to resonate the experimental vertical antenna used at GW4ALG.
  [ Hits: 429 | Votes: 1 | Rating: 4 ]
• Coil Winding Tips - Tips on winding wire coils used as inductive loads, traps, band-pass filters, are implemented in a number of amateur radio projects especially antenna projects
  [ Hits: 877 | Votes: 7 | Rating: 6 ]
• Make Your Own Loading Coils - Make your own loading coils for antenna projects using Caterpillar Grommet strips.
  [ Hits: 1403 | Votes: 3 | Rating: 7 ]
• Solid vs. Stranded wire in coils - Skin effect and proximity effect on making coils with stranded wire. An interesting comparison on making coils.
  [ Hits: 768 | Votes: 1 | Rating: 1 ]

• The Short Dipole Using Coils - A very popular method of making a short dipoles resonate at a given frequency. This type of antenna is suitable for single band, narrow bandwidth use.
  [ Hits: 513 | Votes: 0 | Rating: 0 ]
• Homebrew 40-80 meter dipole - A 40/80 meters dipole made with two loading coils based on a project by IK1ZOY
  [ Hits: 1409 | Votes: 4 | Rating: 8.75 ]

• CWS Coil Winding Specialist - Manufacturer of transformers, inductors coils and chokes. Custom winding, EMI / RFI Filters, Antenna Windings on ferrite rod, Antenna Winding on phenolic. Any antenna coil designs.
  [ Hits: 593 | Votes: 1 | Rating: 1 ]

• BG Micro - All kind of electronic components, Hobby Electronics and Parts, motors, Sun power solar panels, switches, rechargeable batteries, RF Coils, Coils and Chokes
  [ Hits: 727 | Votes: 0 | Rating: 0 ]
• Communication Coil - Communication Coil, Inc. designs and produces custom, high reliability Filter Networks, RF Coils, Chokes, Inductors, Baluns, Toroids and Power Magnetics for communications
  [ Hits: 807 | Votes: 0 | Rating: 0 ]
• Electronic Products Design - Electronic Products Design Inc based in North Carolina, offers you custom design of transformers, coils, and telemetry control systems.
  [ Hits: 254 | Votes: 0 | Rating: 0 ]

• Coil32 - Coil32 is a free coil inductance calculator, that allows to calculate: single layer and multi layer air core coils, toroidal air core coils, inductors on ferrite rings, in pot core, flat coils on the PCB, and also LC resonance parameters. The program have additional plugins to calculate another kinds of coils. The application is free for usage and distributing.
  [ Hits: 1571 | Votes: 6 | Rating: 7 ]

• How rewind solenoid coils - Rewinding solenoid coils
  [ Hits: 417 | Votes: 0 | Rating: 0 ]

• Winding coils - winding coils for construction project
  [ Hits: 774 | Votes: 1 | Rating: 4 ]

• Grip Dip Oscillator - Originally eveloped by I1FLC, uses seven plug in coils covering 3.0 to 30Mhz in a Colpitts oscillator circuit.
  [ Hits: 667 | Votes: 1 | Rating: 10 ]

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