You searched for: “delta matching transformers
delta matching transformer (s) (noun), delta matching transformers (pl)
A device which matches the impedance to an open-wire transmission line to an antenna: The delta-matching transformer is commonly used for connecting a half-wave antenna to a balanced transmission line.
This entry is located in the following units: delta, delt-; Δ, δ (page 1) trans-, tran-, tra- (page 1)