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NOTE -- BEFORE YOU RESPOND:
Ad Number: | 1739518 |
Date Placed: | 08/12/25 |
Name: | Jim Seay |
Phone Number: | email only |
Callsign: | WB7RBN |
Category: | ANTHF |
Heading: | MFJ-911 4:1 Swichable Balun/UNUN |
Ad Message: | The MFJ-911 is a 4:1 current balun/unun that transforms 200 ohm balanced and unbalanced loads to 50 ohms. The response is relatively flat from 160-10M. Two low permeability ferrite cores are used to easily handle 300 Watts. Balanced to unbalanced operation with handy ground post. 2½ x 4¾ x 1 inches. Perfect for portable POTA or SOTA operation using it for either a dipole or end fed antenna. Attach a 28 to 31ft. wire to it in the UNUN configuration an have 10-40 meter end fed antenna using a tuner. $35 shipped USA only. |
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