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On Mar 2, 6:22*am, "Mike M." wrote:
- Hi, - I have a Kenwood R-5000 and I have a long wire antenna. -*There are two screw terminals in the back of the receiver - for a wire antenna. - One screw is labeled: "50 (ohms)" the other screw is labeled - "500 ohms" which is the proper lead for a wire antenna? - - Thank you, - Mike McM. Mike McM, On the Kenwood R-5000 Receiver that is the Antenna # 2 Terminal Connections : http://www.universal-radio.com/catal...vr/r5000io.jpg Red 500 Ohms Antenna on the Left Black [GRN] in the Center for Ground Red 50 Ohms Antenna on the Right TIP - Make sure that you Select the [ANT 2] Button on the Front of the Radio to use ANT 2 {Antenna # 2} on the Rear. http://www.universal-radio.com/catal...r/r5000cs.html First I would recommend that you 'connect' a Ground Wire to the Kenwood R-5000 Receiver's Black [GRN] Ground Terminal before you connect any Wire Antenna to the Radio. The try connecting the 'Long Wire' Antenna first to the Red 500 Ohms Antenna Terminal -and- Then to the Red 500 Ohms Antenna Terminal. Ensure that you Try this 'Long Wire' Antenna across the AM / Medium Wave and Shortwave Bands from 500 kHz to 30 MHz Recording your Reception and Signal Levels for each Band. * Most of the Time you will find that a 'Long Wire' Antenna gives the best performance when connected to the Red 500 Ohms Antenna Terminal with a Ground connected to the GRN Terminal. * -But- You may find that for your Radio and 'Long Wire' Antenna you get the best performance when connected to the Red 50 Ohms Antenna Terminal with a Ground connected to the GRN Terminal. -note- You will not know until you try both Red Terminals. * * Or that on some Shortwave Radio Bands the 500 Ohm Terminal -or- the 50 Ohm Terminal works better - who knows. BACK OF THE RADIO MATCHING TRANSFROMER : Build a simple Back-of-the-Radio Matching Transformer using an old 3~6 Inch Ferrite Rod from an AM/FM Radio. * Ferrite Rod that is 3 to 6 Inches long. * 30 Turns of Red #24 Stranded Hook-Up Wire wrapped tightly and evenly and centered on the Ferrite Rod. * 10 Turns of Black #24 Stranded Hook-Up Wire wrapped tightly and evenly and centered over the Red Wire. Back-of-the-Radio 9:1 Matching Transformer 3~6 Inch Ferrite Rod from an old Pocket AM/FM Radio ----------/////////////////////////////---------- Red Wire ----------/--/--/--/--/--/--/--/--/--/----------- Black Wire Connect the Black Wires : One to the Red 50 Ohm Terminal and the 'other' to Black [GRN] Terminal. Connect the Red Wires : One to the 'Long Wire' Antenna and the 'other' to Ground Wire. The Plus - Using a Back-of-the-Radio Matching Transformer with a 'Long Wire' Antenna and Ground usually results in more consistant Signal Levels across the Shortwave Bands and reduced Noise Levels too. Hello - Everyone 'interested' in the Kenwood R-5000 Communications Receiver ? - Then Check-Out the Kenwood R-5000 Communications Receiver Group. KENWOOD = http://groups.yahoo.com/group/*kenwood-r5000/ |
#2
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In article
, RHF wrote: On Mar 2, 6:22*am, "Mike M." wrote: - Hi, - I have a Kenwood R-5000 and I have a long wire antenna. -*There are two screw terminals in the back of the receiver - for a wire antenna. - One screw is labeled: "50 (ohms)" the other screw is labeled - "500 ohms" which is the proper lead for a wire antenna? - - Thank you, - Mike McM. Mike McM, On the Kenwood R-5000 Receiver that is the Antenna # 2 Terminal Connections : http://www.universal-radio.com/catal...vr/r5000io.jpg Red 500 Ohms Antenna on the Left Black [GRN] in the Center for Ground Red 50 Ohms Antenna on the Right The screw labeled RHF is a nut. Get lost Troll. -- Telamon Ventura, California |
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