Toroid

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Toroid

63 links - and 1 categories

Antennas : Baluns
  • Transformer for Ground-Independent Receiving Antennas - Transformers theory and calculator of turns on binocular cores. Comparison with toroid cores.
    [ Hits: 1305 | Votes: 2 | Rating: 4.5 ]
  • 9:1 Voltage Unun - A 9:1 voltage unun using a T-200-2 powdered iron toroid core to feed a long wire multiband antenna.
    [ Hits: 1493 | Votes: 12 | Rating: 6.91 ]
  • DIY isolation transformers - Article about isolation transformer construction to perform optimal impedance matching. Winding the FCP isolation transformer, includes interesting table for Winding Turns and Lengths and Core Configurations for T300 T200 T400 toroids
    [ Hits: 316 | Votes: 0 | Rating: 0 ]
Antennas : Baluns : 1 to 1 Balun
  • Balun 1:1 - 1:1 Ruthroff voltage balun using a T200-2 Toroid core
    [ Hits: 1482 | Votes: 2 | Rating: 4 ]
  • How to Build a UN-UN - Building a 1:1 balun, aka un-un, with an Amidon Ferrite toroid core T 200
    [ Hits: 1063 | Votes: 6 | Rating: 4.17 ]
  • UnUn with Amidon T200 - An home made unun with a Amidon T-200-2 toroid
    [ Hits: 1555 | Votes: 6 | Rating: 6.5 ]
Antennas : Baluns : 4 to 1 balun
  • Balun 4:1 - 4:1 Ruthroff voltage balun design using a T200-2 Toroid core
    [ Hits: 1285 | Votes: 3 | Rating: 6 ]
Antennas : Dipole
  • Trapped Dipole for 15/20 Meters Bands - An easy to build dipole for 21 and 14 MHz with traps made by two T50-6 toroids cores mounted on a simple PCB foil
    [ Hits: 622 | Votes: 2 | Rating: 7 ]
Antennas : End-Fed
  • End-Fed 6-40 M Multiband Antenna - This project produces an inexpensive, multiband, end fed HF antenna matchbox, quick and easy to setup. This project creates a trifilar wound, 9:1 UNUN toroid matching transformer. Handles 100W and need an antenna tuner.
    [ Hits: 1989 | Votes: 4 | Rating: 8.25 ]
  • End Fed Long Wire Antenna - The antenna is an inexpensive, multiband, end fed HF antenna. It has a matching network consisting of a toroid core and an antenna lead of 30
    [ Hits: 2254 | Votes: 5 | Rating: 5.2 ]
Antennas : End-Fed : End Fed Half Wave Antenna
  • 40m portable antenna tuner - A small-sized portable antenna tuner for the 40 meter band end-fed half wave antenna based on a toroid core and a variable capacitor by VK5ZVS
    [ Hits: 2154 | Votes: 6 | Rating: 7.83 ]
  • End-Fed HalfWave Matching Unit for SOTA operations - An end-fed half wave antenna matching unit made of 3:24 turns ratio on a FT140-43 toroid with a 150pF capacitor across the input.
    [ Hits: 259 | Votes: 0 | Rating: 0 ]
Antennas : Tuners
  • The Z Match Using a Toroidal Core Coil - Combined with Miniature Tuning Gang Capacitors, a toroidal core inductor is a means to assemble a compact Z Match assembly for Low Power (QRP) use.
    [ Hits: 608 | Votes: 0 | Rating: 0 ]
Manufacturers : Electronic Components
  • 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: 806 | Votes: 0 | Rating: 0 ]
  • CET Technology - Manufactures Flyback, Switching, Audio, Toroidal, Current Sense & Custom Trasformer, Drumcore & PFC Inductor, Common Mode Chokes.
    [ Hits: 136 | Votes: 0 | Rating: 0 ]
Radio Equipment : Antenna Tuners : LDG Z-100 Shopping and Services : Electronics
  • Kits and Parts dot Com - Supplying Toroids, Electronic Parts and Kits to Engineers, Schools and Hobbyists. Capacitos, filters, inductors, qrp products
    [ Hits: 818 | Votes: 0 | Rating: 0 ]
Software : Circuit Design
  • 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 ]
Technical Reference : Components : Toroids
  • Toroid Inductance Chart - To save a little time from calculating and experime nting when winding toroid cores here a chart of the most commonly used cores
    [ Hits: 1711 | Votes: 6 | Rating: 4.83 ]
  • Toroids - Some practical considerations - Are you confused when it comes to using toroids? The tips given in this article may simplify your next project. Comprehensive article about choosing the proper toroid.
    [ Hits: 355 | Votes: 2 | Rating: 10 ]

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