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May 11th 06, 04:14 AM
posted to rec.radio.shortwave
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Fixed Loop On-a-Roof - Great for Monitoring that Hard-to-Get AM/MW Radio Station
Telamon wrote:
In article .com, "BCBlazysusan" wrote: Interesting. I had often wondered about that subject but I was to lazy to google it. So you would have to tune the loop (going outside) for every station you wanted to hear? That doesn't sound any good to me. Can't you tune the loop from inside? It wouldn't make any sense if you couldn't. {?} Some loops are designed to be tuned remotely but I don't know of a commercial one you could buy. On scheme is to send a DC voltage down the coax to the remote antenna that varies the capacitance of a variactor diode to tune the antenna. I believe this is one http://www.ccrane.com/antennas/am-an...m-antenna.aspx craigm |
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