ClickThe Link To My Website For More Information: So I settled on the SteppIR DB18, because I could not justify a $2000 increase for an antenna that gave less than 2dB more gain. Also, this antenna allows me to flip the antenna 180 in like 2 seconds, make the director the reflector and the reflector the director. Antenna: SteppIR DB18 7MHz to 50MHz. 1 sqft wind load. BoiOkken. The design and construction process of a Yagi-Uda antenna for operation in the 433MHz band are presented, with an emphasis on the theory and design techniques. The antenna dimensions were calculated using computer assisted design techniques, after deciding on the material dimensions based on the construction strength. TheYagi-Uda. antenna or Yagi Antenna is one of the most brilliant antenna designs.. It is simple to construct and has a high gain, typically greater than 10 dB.The Yagi-Uda antennas typically operate in the HF to UHF bands (about 3 MHz to 3 GHz), although their bandwidth is typically small, on the order of a few percent of the center frequency. You are probably familiar with this antenna, as Anomnidirectional antenna, for example, is usually a vertical polarized antenna. Figure 4: Antenna Polarization. Directional antennas focus the RF energy in a particular direction. As the gain of a directional antenna increases, the coverage distance increases, but the effective coverage angle decreases. For directional antennas, the lobes are BuyCell Phone Signal Booster for All Carriers on Band | Up to 4,500 Sq Ft | Boost 5G 4G& LTE Signal for Verizon, AT&T, T-Mobile This cell phone signal boosters comes with high gain directional panel and Yagi antennas which allows the signal strength to be 32X stronger and provide a large coverage area of up to 4,500 square feet TheYagi antenna that was built for this project was made from an aluminum sheet. The aluminum sheet was cut out using pliers and filed down to the specific dimensions. The driving element was shaped from a thin plastic sheet and then covered with copper tape. The Yagi antenna was built this way for two reasons: the aluminum 2 Lower the yagi and trim off a short section of each end. I found that each inch of wire I trimmed off the end of each side would raise the resonant frequency about 100 Khz. The height of your yagi above ground and the surrounding objects may have a different influence. 3. Raise the yagi and check the resonant frequency. 4. Lower the yagi and Theelectrical design for this antenna is from Cheap Yagi Antennas for VHF/UHF by Kent Britain, WA5VJB, (Google Cheap Yagi). I re-engineered the mechanical design to be super lightweight and super easy to build. I did this by inventing a foam board boom laminated with double-sided tape, aluminum wire antenna elements and no solder coax connections. 5 How to Calculate Discone Antenna. - The first step in calculating a Discone antenna is to measure the desired frequency, which should be tuned for optimal performance. Next, calculate the dimensions of both discs and find their surface areas using either trigonometry or multiplying each side length times Pi. kpzBAmg.