At higher frequencies, Teflon is less lossy than just about all other viable insulators for connectors. Air being the least lossy but hard to hold a center contact without something more solid. Use a
Ever notice those mobile TV vans that do remotes from the field and microwave the signal back to the station? They get their signals from their little microwave transmitters up their telescoping mast
Looks like an interesting and legit alternative, especially if the price is available to customers that do not buy in big quantities. Look carefully at the Eupen USA site and that of tessco. They hav
Note that being ISO certified only means that processes are set up and documented to have been followed. It does not define how you do business, only that you do the same things consistently. One wou
For those DX-peditioners out there, better dodge the terrorists while getting off the boat at Pitcairn! --Original Message-- From: personalisation@e-media.fco.gov.uk [mailto:personalisation@e-media.f
Consider reading the Dave Leeson book if you want to sleep well at night knowing that you quantified your risk before taking it. You can then listen to advice and grade it as you see fit. Al, N6TA Th
Physical Design of Yagi Antennas It also covers wind, loads, masts, and some rotator considerations. Be prepared to think and learn as this is material derived from basic equations but will serve wel
Note that Petzl has specific products for 'industrial' uses like ours. You would be buying that and not something for rock climbing, which they sure do offer as well. Al, N6TA Alan et al: FYI - Klein
Did I miss the connection of this message to towers and antennas? To resync, I'd do Alt U Alt F to get the log from the "most accurate" of the computers and then copy that log into the crashed comput
Had dinner with the guy I got my novice license with back in ?70 and he always comes up with something. After admitting he may the guy who had my long lost Rohn Industrial catalog, he said he wanted
My thanks to all for the education on this elusive but truly useful device! I will pass along the info to my buddy and suggest that he bid the eBay item so he can ensure not to be without one when th
I will also add my thanks to those who make contributions that add value to this TT experience. I have learned a lot and saved a lot of posts for future use. It does take time which most of us have t
I work for a guy who makes serious efforts trying to get the 'truest' audio. He talks of the 'infetesimal perceptible' that needs to be considered when evaluating the quality of an audio recording an
After several attempts to get some basic information about which products to buy and getting zero response, I determined that no service before the sale was an indicator of a company that I would not
Why keep it private when it is a clear case of a scoundrel? I'd like to know. I, too, have had bad eBay experiences but not with ham gear. I did resolve them but fraud was involved and the threat of
Those of you planning on the mothball approach, be aware that they will eventually wither away and leave you unprotected. Al N6TA I will be implementing this tip in all the places I will have that wi
Jim asked about alternatives to N or UHF. You could look at the HN or even the C types. HN is more available and offers many of the features of the N but will handle significantly more power. I find
Keep in mind that all connectors are not alike. You can claim to make a 'type N' if you simply meet the interface requirements per the mil prf spec. They all look similar but the details will tell wh
It would be interesting to hear why you were told that the 55' tower and Yagi/Vees were NOT recommended. Casual operations over the years with a tribander and two dipoles at 50' or lower have allowed
The thread on whiskers could use a little clarification. The question about lead (Pb) in Europe is an issue over health concerns, not electrical sort circuits. Whiskers are an issue in reliability of