I'm not understanding the need for the elevation rotation. Is he planning on using this array for HF EME, or is it to be used for some other purpose? 73 de Al, KE1FO -- Visit my amateur radio contest
Steve, Specifically to Steve, thanks for all your hard work keeping this great reflector going. To everyone else, lurking does provide lots of information. Sometimes questions are asked that seem ver
I've used the tow truck boom method with a US Tower TX-472MDLP (~1300lb). Worked like a charm. The tow truck extended the boom into the back of the box truck that delivered the tower, swung it around
You can get engineering specs for guyed and free standing Rohn tower in their catalog, which can be found at http://www.criticaltowers.com/ROHN%20Industries/2005%20Catalogs/2004_Revised_ROHN_Catalog.
Chas, K5FD also makes a 12 line surge suppressor that is also fused and has filters for RFI. http://k5fd.com/surge.html After the surge suppressor, the lines could simply come through a grommet in th
Gary, When my UST TX-472 was delivered (1300lbs or so) I had a local boom wrecker come out. He was able to extend the boom of his rig into the back of the delivery truck, lift out the tower, move it
Why lube at all? See http://ke1fo.wordpress.com/2008/05/11/k7lxc-on-crankup-cables/ for the full post that this quote from K7LXC was pulled: *OTOH you should lubricate the cables annually at a minimu
73 de Al, KE1FO -- Visit my amateur radio contesting blog at ke1fo.wordpress.com. And the answer is? It's nice to see a summary on the reflector since often many of us have the same question. Thanks.
Why off list? If you couldn't find the info in a search of the archives, it'd be useful to have the info here. Unless I'm way off, it's at least tangentially on topic for this reflector. 73 de Al, KE
What is difficult in this entire conversation for me is that I'm not an engineer - I'm trained as a manager and I'm an amateur radio operator by choice. You can talk about specs and theory all you wa
Try electrical replacement parts (ebay seller). Got 16x16x8 for under 100 this fall. http://stores.shop.ebay.com/Electrical-Replacement-Parts__W0QQ_armrsZ1 See my blog for more details. Usual Disclai
Steve, See this link <http://www.hamstuff.com/Hardline/hardlineprep.html> ( http://www.hamstuff.com/Hardline/hardlineprep.html) for more information with pictures. 73 de Al, KE1FO -- Visit my amateur
The real question we all want to know the answer to is how did they move it into the building? 73 de Al, KE1FO -- Visit my amateur radio contesting blog at ke1fo.wordpress.com. ______________________
Hi Derek, I have both a C3S and an MA5B. Don't bother with the MA5B. If you don't want to go the steppir route, then I'd consider the C3SS, but I'd think the steppir would be the best choice. As far
Thank you! 73 de Al, KE1FO K3 #3055 K3 #4094 -- Check out my Amateur Radio Contesting blog at ke1fo.wordpress.com. _______________________________________________ ____________________________________
K7LXC and N0AX did a comparison. here's the info on how to purchase the report. http://lists.contesting.com/pipermail/towertalk/2000-May/031048.html 73 de Al, KE1FO K3 #3055 K3 #4094 -- Check out my
Hello Everyone, Is there a simple equation for figuring out the forces that would be experienced in tilting up a tower? I'm buliding a raising fixture, and want to make sure that pulleys and the winc
Hi folks, I'm getting some maintenance out of the way, with the hopes of operating some in CQWW RTTY to gear up for the other two modes. Last spring I rotated my antenna towards JA, and then it has s
I have one of the ComTek (now DXEngineering) 2 element phased array boxes on the way. I need a dummy load for the dump power. DXEngineering suggests a full legal limit dummy load, but I have a 150 wa
Hello everyone, I have 4 runs of coax for my 2 element 80M phased array that must be left disconnected except for when the antenna is in use (due to the fact that the center of the array where the ph