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These Micrometals toroids are often used for broadband not tuned circuits, for example as transformers in Norton circuits, as component for power splitters, dividers or combiners, HF balun, for input or output matching, on HF - VHF power amplifiers, on high impedance IF filters, etc..
Moreover, for their characteristics of medium-high inductance, they are also used to build decoupling choke coils, power supply EMI filters, etc.. because they could reach high inductance values.
Dividers-combiners @ -3 dB |
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Hybrid @ - 6 dB with 1 pc of FT…-43 toroid 1 - 200 MHz high insulation adequate return loss |
Silver plated unipolar wires with teflon insulation useful to build inductances and transformers on toroids are available in "cables" section.
Order code: | FT-23-75 |
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Toroid FT-23-75 for broadband and EMI filters Fair-Rite 5975000101 |
Conditions: | N (The product is brand new) |
Material: | 75 |
Permeability (µi): | 5000 |
AL (nH): | 975 |
Outer diameter (metric): | 5.95 mm |
Inner diameter (metric): | 3.05 mm |
Height (metric): | 1.65 mm |
Outer diameter (imperial) : | 0.23 in |
Inner diameter (imperial): | 0.12 in |
Height (imperial): | 0.06 in |
Order code: | FT-23-77 |
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Toroid FT-23-77 for broadband and EMI filters Fair-Rite 5977000101 |
Conditions: | N (The product is brand new) |
Material: | 77 |
Permeability (µi): | 2000 |
AL (nH): | 420 |
Outer diameter (metric): | 5.95 mm |
Inner diameter (metric): | 3.05 mm |
Height (metric): | 1.65 mm |
Outer diameter (imperial) : | 0.23 in |
Inner diameter (imperial): | 0.12 in |
Height (imperial): | 0.06 in |
Order code: | TF-23-43 |
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Toroid FT-23-43 for broadband and EMI filters Fair-Rite 5943000101 |
Conditions: | N (The product is brand new) |
Material: | 43 |
Permeability (µi): | 800 |
AL (nH): | 158 |
Outer diameter (metric): | 5.95 mm |
Inner diameter (metric): | 3.05 mm |
Height (metric): | 1.65 mm |
Outer diameter (imperial) : | 0.23 in |
Inner diameter (imperial): | 0.12 in |
Height (imperial): | 0.06 in |
Order code: | TF-23-61 |
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Toroid FT-23-61 for broadband and EMI filters Fair-Rite 5961000101 |
Conditions: | N (The product is brand new) |
Material: | 61 |
Permeability (µi): | 125 |
AL (nH): | 25 |
Outer diameter (metric): | 5.95 mm |
Inner diameter (metric): | 3.05 mm |
Height (metric): | 1.65 mm |
Outer diameter (imperial) : | 0.23 in |
Inner diameter (imperial): | 0.12 in |
Height (imperial): | 0.06 in |
Order code: | FT-37-43 |
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Toroid FT-37-43 for broadband and EMI filters Fair-Rite 5943000201 |
Conditions: | N (The product is brand new) |
Material: | 43 |
Permeability (µi): | 800 |
AL (nH): | 350 |
Outer diameter (metric): | 9.5 mm |
Inner diameter (metric): | 4.75 mm |
Height (metric): | 3.3 mm |
Outer diameter (imperial) : | 0.375 in |
Inner diameter (imperial): | 0.187 in |
Height (imperial): | 0.125 in |
Order code: | FT-37-61 |
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Toroid FT-37-61 for broadband and EMI filters Fair-Rite 5961000201 |
Conditions: | N (The product is brand new) |
Material: | 61 |
Permeability (µi): | 125 |
AL (nH): | 55 |
Outer diameter (metric): | 9.5 mm |
Inner diameter (metric): | 4.75 mm |
Height (metric): | 3.3 mm |
Outer diameter (imperial) : | 0.375 in |
Inner diameter (imperial): | 0.187 in |
Height (imperial): | 0.125 in |
Order code: | FT-37-67 |
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Toroid FT-37-67 for broadband and EMI filters Fair-Rite 5967000201 |
Conditions: | N (The product is brand new) |
Material: | 67 |
Permeability (µi): | 40 |
AL (nH): | 18 |
Outer diameter (metric): | 9.5 mm |
Inner diameter (metric): | 4.75 mm |
Height (metric): | 3.3 mm |
Outer diameter (imperial) : | 0.375 in |
Inner diameter (imperial): | 0.187 in |
Height (imperial): | 0.125 in |
Order code: | FT-37-75 |
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Toroid FT-37-75 for broadband and EMI filters Fair-Rite 5975000201 |
Conditions: | N (The product is brand new) |
Material: | 75 |
Permeability (µi): | 5000 |
AL (nH): | 2200 |
Outer diameter (metric): | 9.5 mm |
Inner diameter (metric): | 4.75 mm |
Height (metric): | 3.3 mm |
Outer diameter (imperial) : | 0.375 in |
Inner diameter (imperial): | 0.187 in |
Height (imperial): | 0.125 in |
Order code: | FT-37-77 |
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Toroid FT-37-77 for broadband and EMI filters Fair-Rite 5977000201 |
Conditions: | N (The product is brand new) |
Material: | 77 |
Permeability (µi): | 2000 |
AL (nH): | 945 |
Outer diameter (metric): | 9.5 mm |
Inner diameter (metric): | 4.75 mm |
Height (metric): | 3.3 mm |
Outer diameter (imperial) : | 0.375 in |
Inner diameter (imperial): | 0.187 in |
Height (imperial): | 0.125 in |
Order code: | FT-50-43 |
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Toroid FT-50-43 for broadband and EMI filters Fair-Rite 5943000301 |
Conditions: | N (The product is brand new) |
Material: | 43 |
Permeability (µi): | 800 |
AL (nH): | 440 |
Outer diameter (metric): | 12.7 mm |
Inner diameter (metric): | 7.15 mm |
Height (metric): | 4.9 mm |
Outer diameter (imperial) : | 0.5 in |
Inner diameter (imperial): | 0.281 in |
Height (imperial): | 0.188 in |
Order code: | FT-50-61 |
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Toroid FT-50-61 for broadband and EMI filters Fair-Rite 5961000301 |
Conditions: | N (The product is brand new) |
Material: | 61 |
Permeability (µi): | 125 |
AL (nH): | 68 |
Outer diameter (metric): | 12.7 mm |
Inner diameter (metric): | 7.15 mm |
Height (metric): | 4.9 mm |
Outer diameter (imperial) : | 0.5 in |
Inner diameter (imperial): | 0.281 in |
Height (imperial): | 0.188 in |
Order code: | FT-50-67 |
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Toroid FT-50-67 for broadband and EMI filters Fair-Rite 5967000301 |
Conditions: | N (The product is brand new) |
Material: | 67 |
Permeability (µi): | 40 |
AL (nH): | 22 |
Outer diameter (metric): | 12.7 mm |
Inner diameter (metric): | 7.15 mm |
Height (metric): | 4.9 mm |
Outer diameter (imperial) : | 0.5 in |
Inner diameter (imperial): | 0.281 in |
Height (imperial): | 0.188 in |
Order code: | FT-50-75 |
---|---|
![]() |
Toroid FT-50-75 for broadband and EMI filters Fair-Rite 5975000301 |
Conditions: | N (The product is brand new) |
Material: | 75 |
Permeability (µi): | 5000 |
AL (nH): | 2725 |
Outer diameter (metric): | 12.7 mm |
Inner diameter (metric): | 7.15 mm |
Height (metric): | 4.9 mm |
Outer diameter (imperial) : | 0.5 in |
Inner diameter (imperial): | 0.281 in |
Height (imperial): | 0.188 in |
Order code: | FT-50-77 |
---|---|
![]() |
Toroid FT-50-77 for broadband and EMI filters Fair-Rite 5977000301 |
Conditions: | N (The product is brand new) |
Material: | 77 |
Permeability (µi): | 2000 |
AL (nH): | 1180 |
Outer diameter (metric): | 12.7 mm |
Inner diameter (metric): | 7.15 mm |
Height (metric): | 4.9 mm |
Outer diameter (imperial) : | 0.5 in |
Inner diameter (imperial): | 0.281 in |
Height (imperial): | 0.188 in |
Order code: | FT-50A-43 |
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Toroid FT-50A-43 for broadband and EMI filters Fair-Rite 5943001101 |
Conditions: | N (The product is brand new) |
Material: | 43 |
Permeability (µi): | 800 |
AL (nH): | 480 |
Outer diameter (metric): | 12.7 mm |
Inner diameter (metric): | 7.9 mm |
Height (metric): | 6.35 mm |
Outer diameter (imperial) : | 0.5 in |
Inner diameter (imperial): | 0.312 in |
Height (imperial): | 0.25 in |