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Does a vertical need a balun?
Your vertical is probablu an unbalanced antenna, so no need. A balanced antenna would be something like a centre fed dipole, so you’d use a balun for it. Plus, if your SWR is good, you’re good to go.
What balun do I need?
For best efficiency, ladder line feed and a good antenna tuner with balanced connections are required. The ideal balun is a 1:1 ratio DX Engineering special application tuner balun. It can be connected through a short length of coaxial cable to an unbalanced tuner for tuning the different bands.
Can a balun go bad?
That balun is usually the thing that goes bad. It’s pretty durable and works well, but most baluns are simply printed circuit boards and with enough hot and cold weather, they can crack. At the same time, some of the wiring that connects parts of the antenna together or connects to the balun can crack.
What’s the ratio between baluns and balluns?
To my mind ballun-general come in a variety as just mentioned balun / unun , then choke baluns – these control CMD Common Mode Current , then ratio baluns 4-1 , 6-1 , 9-1 these are to match the ohms ratio to something more useful , and then some are a combination of the each .
Which is the correct part number for a balun?
A 1:1 balun has the widest operating frequency range, lowest core stress, and provides the best overall balance of any balun for given cost, size, and weight. The DX Engineering part number of the correct unit would be the DXE-BAL050H10AT Current Balun or the DXE-BAL050H11CT Current Balun depending on power levels.
What kind of balun to use for vertical antenna?
Long-wire Feed using a 4:1 Balun. The antenna ground side should be attached to a radial system as with a vertical antenna. Like any other antenna system that involves high SWR, use the shortest length and best quality coaxial cable possible.
Do You need A balun for a 4btv?
From the quick scan of the manual , it says that it is about 52 ohms , no need for a ratio balun . N0TZU likes this. Hustler actually does recommend “choke” baluns be used with the 4BTV, and this instruction is on the last page of the current manual: