ITEM NAME:1pc 1:49-49:1 Balun For 5-35MHZ End Fed Half-Wave Antenna 100W PEP Description: This is a 49:1 balun for the end-feeding antenna. It only needs to be equipped with a vibrator of 20 meters in length, which can naturally resonate in the four amateur bands of 7, 14, 21, and 28, and the influence of the height-changing resonance point is very small. Suitable for HAM with certain hands-on ability. Frequency: 5-35MHZ Standing wave: