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#1
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Hi,
I recently purchased my 1st SW receiver, a Sony 7600gr. Not knowing much about the hobby I did not purchase a antenna. I was hoping the whip would be adequate. Well the whip does seem to pull in a few stations in the 5000-9000 range, but little else. Additionally the signal strength was not as good as I had hoped. I attached about 24ft of light gauge speaker wire to the whip and tossed the loose end out the window into some low bushes, and did gain some signal strength. Trying to improve the reception a bit more I added 50ft more speaker wire to the 24ft, but the new wire is a heavier gauge, 18 I think and the first wire is 24. At this point I tossed the wire as far up a backyard tree as a could, about 40ft. In all honesty I must say I don't think I have gained anything with this additional wire. Could it be a problem going from the heavy wire into the smaller wire then to the whip? Would I be better going to the whip with the heave wire and attaching the lighter wire to the other end? Would I gain anything by building a broomstick antenna with the wire I have instead of hanging it from the tree? Or is it better to have the wire exposed to as much of the outside as possible such as it is now? Thank You. |
#2
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Look at the DX / Local switch..
- Else try at night, Propagation is better then.. Feed the antenna to the radio via a Coax cable ( radio shack grey shielded coax ) works for me.. In article q0u1c.24291$TT5.18137@lakeread06, "bugrunner" writes: -0500 Hi, I recently purchased my 1st SW receiver, a Sony 7600gr. Not knowing much about the hobby I did not purchase a antenna. I was hoping the whip would be adequate. Well the whip does seem to pull in a few stations in the 5000-9000 range, but little else. Additionally the signal strength was not as good as I had hoped. I attached about 24ft of light gauge speaker wire to the whip and tossed the loose end out the window into some low bushes, and did gain some signal strength. Trying to improve the reception a bit more I added 50ft more speaker wire to the 24ft, but the new wire is a heavier gauge, 18 I think and the first wire is 24. At this point I tossed the wire as far up a backyard tree as a could, about 40ft. In all honesty I must say I don't think I have gained anything with this additional wire. Could it be a problem going from the heavy wire into the smaller wire then to the whip? Would I be better going to the whip with the heave wire and attaching the lighter wire to the other end? Would I gain anything by building a broomstick antenna with the wire I have instead of hanging it from the tree? Or is it better to have the wire exposed to as much of the outside as possible such as it is now? Thank You. |
#3
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I have played with the dx/local switch, and I only use the radio
after 9pm. I will try the coax cable, I have a lot the cable guy left. "Diverd4777" wrote in message ... Look at the DX / Local switch.. - Else try at night, Propagation is better then.. Feed the antenna to the radio via a Coax cable ( radio shack grey shielded coax ) works for me.. In article q0u1c.24291$TT5.18137@lakeread06, "bugrunner" writes: -0500 Hi, I recently purchased my 1st SW receiver, a Sony 7600gr. Not knowing much about the hobby I did not purchase a antenna. I was hoping the whip would be adequate. Well the whip does seem to pull in a few stations in the 5000-9000 range, but little else. Additionally the signal strength was not as good as I had hoped. I attached about 24ft of light gauge speaker wire to the whip and tossed the loose end out the window into some low bushes, and did gain some signal strength. Trying to improve the reception a bit more I added 50ft more speaker wire to the 24ft, but the new wire is a heavier gauge, 18 I think and the first wire is 24. At this point I tossed the wire as far up a backyard tree as a could, about 40ft. In all honesty I must say I don't think I have gained anything with this additional wire. Could it be a problem going from the heavy wire into the smaller wire then to the whip? Would I be better going to the whip with the heave wire and attaching the lighter wire to the other end? Would I gain anything by building a broomstick antenna with the wire I have instead of hanging it from the tree? Or is it better to have the wire exposed to as much of the outside as possible such as it is now? Thank You. |
#4
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![]() bugrunner wrote: Hi, I recently purchased my 1st SW receiver, a Sony 7600gr. Not knowing much about the hobby I did not purchase a antenna. I was hoping the whip would be adequate. Well the whip does seem to pull in a few stations in the 5000-9000 range, but little else. Additionally the signal strength was not as good as I had hoped. I attached about 24ft of light gauge speaker wire to the whip and tossed the loose end out the window into some low bushes, and did gain some signal strength. Trying to improve the reception a bit more I added 50ft more speaker wire to the 24ft, but the new wire is a heavier gauge, 18 I think and the first wire is 24. At this point I tossed the wire as far up a backyard tree as a could, about 40ft. In all honesty I must say I don't think I have gained anything with this additional wire. Could it be a problem going from the heavy wire into the smaller wire then to the whip? Would I be better going to the whip with the heave wire and attaching the lighter wire to the other end? Would I gain anything by building a broomstick antenna with the wire I have instead of hanging it from the tree? Or is it better to have the wire exposed to as much of the outside as possible such as it is now? Thank You. Have a peek under antennas at the AMANDX site below. It is set up for new listeners in plain non-technical language -- 73 and Best of DX Shawn Axelrod Visit the AMANDX DX site with info for the new or experienced listener: http://www.angelfire.com/mb/amandx/index.html REMEMBER ON A CLEAR DAY YOU CAN HEAR FOREVER |
#5
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I think, reading Joe Carrs "receiving Antenna Handbook"
that doubling the antenna length results in a 3 DB ( barely audible ) increase in Signal strenght.. 4X length = 6 DB gain Shortwave signals ave Very very weak; Some have had luck with Very Long antennas - Heres a link to " beverage" antenna articles; http://www.hard-core-dx.com/nordicdx...age/index.html http://www.hard-core-dx.com/nordicdx...e/length3.html Round & Round the tree... & Disconnect the antenna when not using it ( lightning !) Dan In article bLu1c.24534$TT5.10499@lakeread06, "bugrunner" writes: Subject: Antenna wire question. From: "bugrunner" Date: Wed, 3 Mar 2004 19:27:08 -0500 I have played with the dx/local switch, and I only use the radio after 9pm. I will try the coax cable, I have a lot the cable guy left. "Diverd4777" wrote in message ... Look at the DX / Local switch.. - Else try at night, Propagation is better then.. Feed the antenna to the radio via a Coax cable ( radio shack grey shielded coax ) works for me.. In article q0u1c.24291$TT5.18137@lakeread06, "bugrunner" writes: -0500 Hi, I recently purchased my 1st SW receiver, a Sony 7600gr. Not knowing much about the hobby I did not purchase a antenna. I was hoping the whip would be adequate. Well the whip does seem to pull in a few stations in the 5000-9000 range, but little else. Additionally the signal strength was not as good as I had hoped. I attached about 24ft of light gauge speaker wire to the whip and tossed the loose end out the window into some low bushes, and did gain some signal strength. Trying to improve the reception a bit more I added 50ft more speaker wire to the 24ft, but the new wire is a heavier gauge, 18 I think and the first wire is 24. At this point I tossed the wire as far up a backyard tree as a could, about 40ft. In all honesty I must say I don't think I have gained anything with this additional wire. Could it be a problem going from the heavy wire into the smaller wire then to the whip? Would I be better going to the whip with the heave wire and attaching the lighter wire to the other end? Would I gain anything by building a broomstick antenna with the wire I have instead of hanging it from the tree? Or is it better to have the wire exposed to as much of the outside as possible such as it is now? Thank You. |
#6
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Diverd4777 wrote:
I think, reading Joe Carrs "receiving Antenna Handbook" that doubling the antenna length results in a 3 DB ( barely audible ) increase in Signal strenght.. 4X length = 6 DB gain Shortwave signals ave Very very weak; Some have had luck with Very Long antennas - Heres a link to " beverage" antenna articles; I've tried "helical" antennas and I find them to be so directional that at times I felt like I was doing tai chi with the pole just to get a readable signal. What "bugrunner" needs to do is strip the insulation off one end of the wire (not much, maybe a half inch) and attach it to the TOP of the whip (where the end is). If that doesn't work he needs to consider wire position-a N-S wire will behave differently signal wise than a E-W wire. http://www.hard-core-dx.com/nordicdx...age/index.html http://www.hard-core-dx.com/nordicdx...e/length3.html Round & Round the tree... & Disconnect the antenna when not using it ( lightning !) Dan In article bLu1c.24534$TT5.10499@lakeread06, "bugrunner" writes: Subject: Antenna wire question. From: "bugrunner" Date: Wed, 3 Mar 2004 19:27:08 -0500 I have played with the dx/local switch, and I only use the radio after 9pm. I will try the coax cable, I have a lot the cable guy left. "Diverd4777" wrote in message ... Look at the DX / Local switch.. - Else try at night, Propagation is better then.. Feed the antenna to the radio via a Coax cable ( radio shack grey shielded coax ) works for me.. In article q0u1c.24291$TT5.18137@lakeread06, "bugrunner" writes: -0500 Hi, I recently purchased my 1st SW receiver, a Sony 7600gr. Not knowing much about the hobby I did not purchase a antenna. I was hoping the whip would be adequate. Well the whip does seem to pull in a few stations in the 5000-9000 range, but little else. Additionally the signal strength was not as good as I had hoped. I attached about 24ft of light gauge speaker wire to the whip and tossed the loose end out the window into some low bushes, and did gain some signal strength. Trying to improve the reception a bit more I added 50ft more speaker wire to the 24ft, but the new wire is a heavier gauge, 18 I think and the first wire is 24. At this point I tossed the wire as far up a backyard tree as a could, about 40ft. In all honesty I must say I don't think I have gained anything with this additional wire. Could it be a problem going from the heavy wire into the smaller wire then to the whip? Would I be better going to the whip with the heave wire and attaching the lighter wire to the other end? Would I gain anything by building a broomstick antenna with the wire I have instead of hanging it from the tree? Or is it better to have the wire exposed to as much of the outside as possible such as it is now? Thank You. |
#8
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This is the best advice in this thread so far.
"The Axelrods" wrote in message ... 73 and Best of DX Shawn Axelrod Visit the AMANDX DX site with info for the new or experienced listener: http://www.angelfire.com/mb/amandx/index.html REMEMBER ON A CLEAR DAY YOU CAN HEAR FOREVER |
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