MFJ-2990 Vertical Antenna - eHam.net?

MFJ-2990 Vertical Antenna - eHam.net?

WebOct 22, 2008 · The various makers of 43 foot vertical antennas all suggest the use of a 1:4 balun. Some suggest using a balun model made specifically for “tuner use” with the idea … Figure 1A – Franklin Array Stub [5] – Simple 1/4 wave stub My original version of … http://www.ad5x.com/images/Presentations/Remote%20Tuners.PDF 3 nations brewing anna http://www.w8ji.com/short_verticals.htm WebNov 24, 2008 · The 43 foot has just a little more higher current radiating portions of the antenna a little higher than the BigIR. The SWR (at least for the 36 simulation model) is nice and low. The SWR for the 43 foot is about 5:1 for 50 ohm feed and a respectable 3:1 using the 4:1 transformer. Neither is a clear winner. The good news is neither is a clear ... baby blue and purple background Web1.5kW 80/160M high-efficiency Matching Network. MFJ-2910 improves efficiency on 160 and 80 Meters for the popular new 43-foot all band vertical antennas by eliminating. SWR-related coax and unun mismatch losses. When fed with a 1:4 unun, the 43 antenna has a reasonable compromise SWR on 60-10 Meters. However, at 160/80 Meters it is virtually ... Web43 foot multiband vertical antenna. The units reviewed (from lowest to highest cost) are the MFJ-927, CG Antenna CG-3000 and SGC SG-230. 43 Foot Antenna Measurement … 3 nations brewing Web27 foot hoa 10-40 meter no radial multiband vertical antenna with unun view details; 33 foot 10-80 meter multiband vertical antenna with unun view details; 43 foot 10-160 meter multiband foldover vertical antenna with unun view details; colossal 10k 5/8 wave heavy duty groundplane antenna view details; 40 meter monoband 1/4 wave vertical ...

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