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![]() RHF wrote: = = = "Lucky" wrote in message = = = ... Hi Ok right now I'm using my JRC NRD-525 with a 35 Ft dipole and a 4:1 Current balun coupled with a MFJ-959 pre-amp/tuner. I don't use the tuner that often. As you know it amps the noise too along with the signal so I use only it when absolutely neccessary. I'm on the 23rd floor of a building so I get good signals. Lucky LUCKY, Forget the Dipole ETC. Since your are up 23 Floors (10-12Ft X 23 = 230-276 Feet) Vertical "Drop" Antenna # 1. - Buy 100-200 Feet of TV 300 Ohm Twin Lead. - Take the Far-End and 'bare' the Wires, then Twist the ends together. - Attach a 8 Ounce Fishing Weight to the Far-End. - Take the Near-End and 'bare' the Wires, then insert/connect them to the Antenna and Ground Terminals for your Receiver. - Lower the TV Twin Lead out the Window for your antenna. Vertical "Drop" Antenna # 2. - Buy 100-200 Feet of TV 300 Ohm Twin Lead. - Take the Far-End and 'bare' the Wires, then Twist the ends together. - Attach a 8 Ounce Fishing Weight to the Far-End. - Take the Near-End and 'bare' the Wires, then connect them to the 300 Ohm-End of a TV 300 Ohm to 75 Ohm Matching Transformer. - Connect the 75 Ohm-End to a 6-25 Foot piece of TV 75 Ohm Coax Cable. {Enough Coax Cable to go from the Window to the Radio.) - Buy a "F" to SO-239 Adapter (RadioShack Catalog # 278-258) to 'connect' the TV Coax Cable to the So-239 Jack on the Radio. - Lower the TV Twin Lead out the Window for your antenna. NOTE: Make sure that the Fishing Weight is between Floors and not hitting (breaking) anyones windows :-{ Probably a bad way to go as that antenna will be going right past all those floors full of interference. If he has access to the roof he'd be much better off with a horizontal antenna up there. dxAce Michigan USA http://www.iserv.net/~n8kdv/dxpage.htm |
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