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Extend the tuning ability of the Yaesu FC-40 auto-tuner
The toroid is a standard HF ferrite toroid commonly used for balun construction. Because the FC-40 is limited to 100 watts, the toroid only needs to be modest
post 05 Dec 2024
Antenna Transmatch tuner Links →
5 Impedance Matching
The input impedance of an antenna system can be assigned either notionally, or using a Match Meter or measuring bridge
50 watt z match tuner
A tuner that will work 10 thru 80 meters and handle up to 100 watts of RF
A single coil z match
This ATU being balanced can accomodate balanced line, open wire feeder or 300 ohm slotted
75 mt antenna Tuner
A homebrew z-match
i used a t-200-6 core. the type-6 core over the type-2 because it provides a higher q over most of the hf range
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The input impedance of an antenna system can be assigned either notionally, or using a Match Meter or measuring bridge
A tuner that will work 10 thru 80 meters and handle up to 100 watts of RF
This ATU being balanced can accomodate balanced line, open wire feeder or 300 ohm slotted
i used a t-200-6 core. the type-6 core over the type-2 because it provides a higher q over most of the hf range
Ferrite Shop Ferrite-shop on-line shop, cable clamps,toroids, cable cores, technic,ferrite material choice
Amateur radio kits by Kanga US
Pcs Electronics RF power amplifiers-pallets archives-ABC of FM AM DAB+ DRM radio transmitters