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Balun 50ohm to 200ohm
Here is another practical application. As you can see in the picture, the 50 ohm that my TRX wants to see is given to the Balun and transformed to 200 ohm
post 21 Sep 2024
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1:1 Balun for HF wire
1:1 50 ohm balun for use on HF horizontal wire dipoles. It uses an AM radio ferrite rod, with 3x14 turns of wire. 10-14 turns should be good for 2-30MHz. 18SWG enammeled copper wire
Binocular ferrite 9:1 balun RX Transformer
There are lots of good designs for matching transformers for receiving antennas. it's cheap and easy, and very high performance
1:9 Antenna balun
I had this feeling the 1:4 balun was not presenting the greatest match to the open feed line. After I built and tried this 1:9 balun the autotune antenna tuner was able to
1:9 Antenna Long Wire con Balun 9:1
Vi occorre un antenna semplice e di sicuro funzionamento, in pochi minuti potrete costruirvi una Long Wire (filo lungo) o corto, fate voi
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1:1 50 ohm balun for use on HF horizontal wire dipoles. It uses an AM radio ferrite rod, with 3x14 turns of wire. 10-14 turns should be good for 2-30MHz. 18SWG enammeled copper wire
There are lots of good designs for matching transformers for receiving antennas. it's cheap and easy, and very high performance
I had this feeling the 1:4 balun was not presenting the greatest match to the open feed line. After I built and tried this 1:9 balun the autotune antenna tuner was able to
Vi occorre un antenna semplice e di sicuro funzionamento, in pochi minuti potrete costruirvi una Long Wire (filo lungo) o corto, fate voi
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