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"CW" wrote
Well Jack, I use one too. Yes, it makes a difference. No, you will not likely get anyone on a ham group to agree with you. It seems that the SWLs are not the only ones to do this. Drake builds them into their recievers. Why would a manufacturer include a non functional part? Hi C, I wish there was easy consensus on the subject, with comprehendible (to me) science behind why Baluns help. But in the end there is a general consensus of the unwashed, we non-phd's of radio engineering who desire the electrical isolation, control of feedline radiation when swr is a bit high, and agreed upon improvement in signal to noise ratio, which some argue theoretically cannot be accurate. For our distant worked stations or mobiles, we seem to have reason enough. I stopped trying to explain to the very friendly but rigid thinking folks at Radio Works (where my Baluns come from) - that I enjoy the configuration of a random wire end-fed with one-half the balun shorted to ground. "That cannot work" they tell me, yet not only did a real Doctor of Electrical Engineering release this noise-limiting design in an old issue of "Proceedings", but I have worked aircraft 3,000 miles away with reports of "loud and clear" (exactly how they sounded to me). It's one of the best antennas that doesn't work I ever had! At least there have been friendly and interesting comments offered by all on this topic, and something to learn as the gurus weigh in ;-) Jack -end - "Jack Painter" wrote in message news:4XPnd.8198$D26.7997@lakeread03... You know Howard, it's mostly amateur radio operators who have read too much and worked too little that make statements like "a balun for receiving is just for the balun makers benefit". These hams have little idea how hobbyists who have special interest in DX, especially utility, and have tried and tested numerous receiver antenna systems over the years. As I said earlier I too use ICE equipment on one receive-only antenna. I could care less what a stuffed-shirt thinks that does for my receive ability, as I used it first as a hobbyist and then professionally. It certainly does improves my digital and analog signal reception. I have that Ice box impedance set to favor the lower bands on the wire and it at times outperforms a matched dipole in reception. The compromise is that I lose usefulness of that wire much above 6 mhz,which is ok as it does it required job superfluously. Now the 4:1 current-type balun use on another wire-set antenna provides quiet listening as well as excellent transmit abilities from 2182 Khz through 11000 Khz. And of course I use a 1:1 current-balun on a long dipole. Would I "have" to? Of course not. Does it improve the antennas abilities in listening as well as transmit? You bet it does. Do what works for you and God help anyone who argues with that. Jack Painter Virginia Beach VA |
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