Some of you may know I recently moved to a new QTH in New Durham, NH where I have installed a 70 ft. Rohn tower. On the tower is my old 4 el SteppIR and a new XM-240. The XM-240 is up at about 85 ft.
Also, if you choose to use eye bolts to attached the truss to the boom be sure to use only forged, shoulder eye bolts as regular eye bolts are not designed to take a load at an angle. 73 es Merry Chr
Yes. Here is a good source of info. http://www.protectiongroup.com/ProtectionTechnolog yGroup/media/PTG/WhitePapersandTechnicalNotes/1485 -013.pdf?ext=.pdf 73, Dale AA1QD --Original Message-- From: T
I just put up a new XM-240 this past Oct and I made a new mast to boom plate and drilled it for 4 2? U bolts. I used the U bolts with the cast aluminum saddles from DX Eng. The existing plate had 2 2
Glenn, I put up an XM-240 here in NH just over a year ago. Before I did I checked with the local contest club guys to see what things I might be careful about. Here?s what I did ? Replaced the boom t
Here at my station in New DurHAM, New HAMpshire on Middleton Rd (off of HAM Road) I have very rocky soil. I tried the garden hose trick and found it was not a good method in this soil although it wor
Here's the SWR curve for my XM-240 Jorge. It may not answer your question exactly but you can see my results. The antenna actually ended up resonant a bit higher in freq than I tried to set it for. A
My G-800SDX manual shows a 7 pin connector on the rotor. Yaesu actually glued a picture of the 7 pin connector over the picture of a 6 pin connector that the manual was actually printed with. I suspe
I had a recent bad experience with the Cushcraft XM-240. The present manufacturer had changed the U channel design from the original when it was made by the NH company. The original design ( accordin
I also vote for PB Blaster. It works FB for Rohn tower sections that are stuck together. I spray it in the bolt holes and wait about 10 minutes. Dale AA1QD ___________________________________________
Stew, My G-2800DXA has the newer Molex style plug but the resistance readings are as follows - Pins 1, 2 and 3 go to the 500 ohm position pot with pin 2 being the wiper. Also pin 3 is grounded at the
I am a retired engineer (a nuclear engineer to be specific, sort of a mechanical engineer with more calculus and physics classes). My engineering common sense told me that cable stiffness that differ