Hi, Ed, When in USA have permitted beacons 1w and a 15 meter antenna under FCC part 15 (160-190kHz)? This is the only one I can answer, and I don't even know the exact date -- many, many years. But k
Ahhh .. excellent. Sorry -- I don't use html email clients for these reflectors and missed the distinction. I did, however, read the )2 as ) ** 2 or )^2 which is what was intended. I just didn't see
produces a certain field strength is wrongly given as P = 0.0111(E * d)2. The correct formula is: P = 0.0111(E *d)2 in which: Hi, Dick, Sorry -- I don't see the difference. Did you include the wrong
...No mountains in the distance, no midnight sun, but once tornado Excuse me, but it's not so bad here. There ARE mountains in the distance. They are just so far in the distance you can't see them :
Hi, I asked previously about mica and had several good suggestions come back (like, stay away from mica, for one :) including sources for cheap ham insulators of all shapes and sizes. Before I give u
Hi -- yes, I was advised off-reflector that it might absorb water. Ok -- I'll find something that will work :) Thanks for the advice! Eric Hi Eric Mica probably ok in compression but I would have wor
Hi, I found some mica sheets today, about 10cm square and 7mm thick... ...then again, these may be too brittle and prone to cleave -- I don't know. I'll certainly check it out and post a message if i
Thanks, Alan, I found some mica sheets today, about 10cm square and 7mm thick. I may cut some of these to near-toothbrush :) size and see how they work out unless you guys have previous experience wi
The new XFX flattop is coming together. Where the flattop wires connect to the aluminum spreaders I need some insulators. With lower power I've used electric fence insulators, but I'm afraid that won
Hi, Markus, No trace from Eric or Laurence was ever received here - but that would have been a miracle anyhow. Yes, it certainly would have been a miracle if you'd received my beacon "XFX" this morni
Hi, According to the TV news today all unsolicited mail is now illegal and those sending it will be prosecuted. I hope this is the end of spam buisness. Others probably have seen the same news and kn
Hi, I expect to have XFX back up on 137780.8 by Christmas with new and improved (read: larger) antenna and correspondingly smaller loading coil. 73 Eric
I'll be QRV from 135m high vertical ... ! I'd like to see a picture of that installation! Have fun this weekend. But definitely send me a pic if you can! 73 Eric
I don't know if I can help you or not -- but I believe he changed the type to 3C90 as the 85 is very hard to find now. Eric Hello group, as I can't get in contact with David, G0MRF, I want to spread
Has anyone had success using white PVC pipe (say ~ 1.5" dia) for insulators? I am wondering if a 12 -18" piece at the voltage ends of my flatop would be enough to prevent any flash-over? I am about
Hi, I use this homemade one - works into the current range you are looking for: http://www.cpinternet.com/~lyle/currprob/currprob.htm Works great. Have fun, Eric On Wed, 18 Feb 2004, G4WGT - Gary wro