Can two separate horizontal Yagis for 6 and 2 meters on the same mast share a common feed line? I've seen this done on a Cushcraft dual band 2m/23cm Yagi antenna where both set of elements were shari
Does anyone know what knot would be best for lifting a mast pipe up and into the rotor using a gin pole? I need something that won't let the pipe slip through, but I also don't want a hole, or someth
I have several Polyphaser IS-60UX-C1 devices. They're rated 125 to 375 watts on 50 MHz to 700 MHz. Can these be used on HF? At what power level? I know the IS-60UX-C0 is rated for 2kw on HF. What wou
I bought 2" wide copper strap from DX Engineering, but where I used it outdoors it has green corrosion spots on it after only being exposed for a month. Any suggestions on how I protect this stuff? D
I am selling my home brew hazer tram system that fits Rohn 25G tower on E-Bay if anyone on here is interested. E-Bay Item # 290298955838 KB3X _______________________________________________ _________
I have a half kilometer spool of military field telephone wire. It's not twisted pair. I want to separate the two wires and use them for radials under my vertical antenna. Does anyone know a good way
It took my insurance agent three weeks increase my "other structures" coverage for my 65-foot tower as she worked with the underwriters. We went back and forth with emails, pictures, and questions as
For my tower of the roughly same dimensions I broke up my guys with insulators with this pattern on all six guys. 10 feet -- insulator -- 10 feet -- insulator -- rest of the cable. I came up with 10
Assuming that they were both pointed in the same direction. If one were to connect two six meter beams, on separate towers, together with a Tee connector onto one radio what would the outcome of this
I bought my mast tube from Yarde Metals. I had to pick it up at their freight dock, but they were willing to sell me just one piece per my specs. when I called the local office. They have a location
Being a "big gun" doesn't necessarily make anyone an expert at anything. It just means they choose to spend more money than most on their equipment. --Original Message-- One of my big gun friends, K4
Anyone want to trade an HF Polyphaser for a VHF one? I have an unused IS-50UX-C1 Flange, but I need a IS-50UX-C0 Flange Drax, KB3X _______________________________________________ ____________________
Holy cow! No wonder OSHA is so strict. And $250 is a SWEET deal for a crane to do anything. of us survived. _______________________________________________ ___________________________________________
I have Polyphaser surge protectors as part of my single point ground system on my other antenna coax lines. Right now I run my 450 ladder line to a knife switch to ground it when not in use. I want t
My HF beam is 600 feet from the high tension lines that feed from the country's largest solar power collection plant. Nothing to be heard unless I drive directly underneath them. -KB3X ______________
Does anyone have instructions on what needs to be done to replace the 811A tubes in an Ameritron AL-811 amplifier when Svetlana 572B tubes? I've seen on the Internet where it mentioned the Svetlana b
I already dropped the money on non-refundable NOS Svetlana's though. Drax, I was told not to use the Svetlana as the replacement for 811a tubes. Taylor 572b is a direct drop in replacement. I cannot
What would be a good 12-volt relay to use to select between two Beverage antennas at the input of the transformer (a DX Engineering DXE-BFS-1) I don't think I need an expensive RF relay since it's re
Would it be alright to protect the terminating resistor of a Beverage antenna, against lightning damage, by placing either one or both of these components in parallel with it? Would they cause a prob
Easy. See the article "My Feed Line Tunes My Antenna" QST Nov. 1991 page 33. It's available to ARRL members on their web site at: http://www.arrl.org/transmission-lines --Original Message-- _________