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A universal matching transformer
Universal matching transformer for connecting dipoles, beverages, loop antennas,to coax cable
post 24 Apr 2024
Toroid & balun Links →
1:1 current choke balunn
A 1:1 balun It offeres a almost flat swr curve from 1 to 30 MHz
1:4 Balun for 80m through 10m
Made from Amidon FT-114-43 core, 16 gauge speaker wire, and tie wraps
1:4 balun, 50 ohm unbalanced to 200 ohm balanced
Of course you can not take every ferrite core, it must already be suitable for high frequency shortwave
4:1 Voltage balun
The length of enamelled copper wire per winding for the T-200-2 powdered iron toroid core is determined by length per winder = 50mm per turn plus 200mm tails
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A 1:1 balun It offeres a almost flat swr curve from 1 to 30 MHz
Made from Amidon FT-114-43 core, 16 gauge speaker wire, and tie wraps
Of course you can not take every ferrite core, it must already be suitable for high frequency shortwave
The length of enamelled copper wire per winding for the T-200-2 powdered iron toroid core is determined by length per winder = 50mm per turn plus 200mm tails
Ferrite Shop Ferrite-shop on-line shop, cable clamps,toroids, cable cores, technic,ferrite material choice
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