WebDBJ-2 Ed Fong 12/14/2013 23 of 24 RG174a coaxial cable 12 inches of coiled wired 12 inches of coiled wired 49” 15” 2mt / 220 MHz/ 70 cm - Tri band antenna with helical loop which allows for insertion into a ¾ inch pvc pipe. Total length is 5 ½ feet which is a practical length for ¾ inch 200 psi pvc pipe. WebKin‐Lu Wong, Shu-Chuan Chen Physics IEEE Transactions on Antennas and Propagation 2010 A single-strip monopole capable of generating two wide operating bands at about 900 and 1900 MHz covering GSM850/900/1800/1900/UMTS penta-band WWAN operation in the mobile phone is presented. The… Expand 122 View 1 excerpt Save Alert
Modified Ed Fong roll-up dual band J-pole antenna kit
WebThe completed antenna can be seen mounted to the author’s roof in Figure 5. If you do not have the equipment to construct or tune this antenna at both VHF and UHF, the completed antenna is avail- able from the author, tuned to your desired frequency. The cost is $20. E-mail him for details. Ed Fong was first licensed in 1968 as WN6IQN. WebApr 26, 2015 · Mar 19, 2015. #6. Some use fishing line tied on the top of the antenna to hold it up in the plastic 'pipe'. Fold the fishing line over the top of the pipe and put the cap on. That holds the antenna up. BTW some use a clamp on ferrite choke on the coax below the bottom of the antenna inside the pipe. build a lot on vacation expert level 6
Ed Fong DBJ-1 GMRS/FRS MURS Base Antenna (dual band - green)
WebEd's Antennas - Home email: [email protected] phone: 408-245-8210 mailing address: Ed Fong 1163 Quince Ave. Sunnyvale, CA 94087 March 1, 2024 We are fully … Ed's Antennas: DBJ-1 $50 Published in - QST February 2003 Our most popular … Powered by Create your own unique website with customizable templates. … Ed's Antennas: FEMA - "Fong DBJ-1 and DBJ-2 antennas were tested using … Powered by Create your own unique website with customizable templates. … WebEdward Wong (born November 14, 1972) is an American journalist. He is a diplomatic correspondent for The New York Times. Early life and education. Wong was born November 14, 1972 in Washington, D.C. He grew up in … WebAntenna offers “true” ½ wavelength radiator at both VHF and UHF. VHF (144-148 MHz) ham model (152 -157 MHz) commercial model Configuration: 1/2 wave radiating element Maximum power: 75 watts SWR: less than 1.5 to 1 over a 3 MHz bandwidth and less than 1.7 :1 over 4 MHz bandwidth. Gain: 2.1 dBi Impedance: 50 ohms build a lot on vacation walkthrough