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#1
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On 2004-01-25 20:17:07 -0800, juno909
said: Not too sure what the policy on this is..... reckon its frowned upon Hardly. It's not uncommon for us to tune in news or sports or whatever when we're headed somewhere. -- Larry Fransson Seattle, WA |
#2
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![]() I think close to CTA and urban centres is a no-no. But ive flown on 6 hour navs and and have often switched the ADF freq. over to local stations and picked up a garbled broadcast (albeit redneck aussie country musak ![]() Not too sure what the policy on this is..... reckon its frowned upon tho -- juno909 ------------------------------------------------------------------------ Posted via OziPilots Online [ http://www.OziPilotsOnline.com.au ] - A website for Australian Pilots regardless of when, why, or what they fly - |
#3
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![]() My home field has a 50,000 watt clear channel antenna about a mile away. Back when I was flying rented with ADF, I *always* knew where home was, even from 500 miles away. You just have to like conservative talk radio. You based out of KGKY by chance? Thats where I do my training, and the WBAP 820 transmitter isn't far at all from field. Ive been able to pick it up ON THE GROUND! as far away as Rapid City, SD.. Just a tad over 1000 miles by car... |
#4
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In article Gr8Rb.154484$xy6.741330@attbi_s02, nooneimportant
wrote: You based out of KGKY by chance? Thats where I do my training, and the WBAP 820 transmitter isn't far at all from field. Ive been able to pick it up ON THE GROUND! as far away as Rapid City, SD.. Just a tad over 1000 miles by car... Where is WBAP? Our local npr station in Columbus OH is WOSU-AM 820. They have to switch to low power at night, and depending on which way the antenna is pointing, I can pick up one of two other stations intermoding. One is in Texas and the other is in Minnesota, I think. |
#5
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I listen to music frequently here in the US. The newer audio panels enable
music to be piped in and it automatically mutes for radio transmissions. Works real well. I use an IPOD as a music source. A portable CD player or anyother MP3 player works great. None of this will ply redneck aussie country though... "juno909" wrote in message ... I think close to CTA and urban centres is a no-no. But ive flown on 6 hour navs and and have often switched the ADF freq. over to local stations and picked up a garbled broadcast (albeit redneck aussie country musak ![]() Not too sure what the policy on this is..... reckon its frowned upon tho -- juno909 ------------------------------------------------------------------------ Posted via OziPilots Online [ http://www.OziPilotsOnline.com.au ] - A website for Australian Pilots regardless of when, why, or what they fly - |
#6
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WBAP is based out of the Dallas Fort Worth area... If you pull up the 34 DME
approach for KGKY its pretty darn near the brows intersection.... and WBAP has absolutely nothing to do with npr... During the daytime carries conservative talk radio and news, night tends to be news/sports/country/whatever, and they crank their power up at night, not sure what wattage is used during the day... "EDR" wrote in message ... In article Gr8Rb.154484$xy6.741330@attbi_s02, nooneimportant wrote: You based out of KGKY by chance? Thats where I do my training, and the WBAP 820 transmitter isn't far at all from field. Ive been able to pick it up ON THE GROUND! as far away as Rapid City, SD.. Just a tad over 1000 miles by car... Where is WBAP? Our local npr station in Columbus OH is WOSU-AM 820. They have to switch to low power at night, and depending on which way the antenna is pointing, I can pick up one of two other stations intermoding. One is in Texas and the other is in Minnesota, I think. |
#7
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They have to switch to low power at night, and depending on which way
the antenna is pointing, I always wondered about that. Why do they go to low power at night? I have a local am station that I listen to on way home from work. Great reception in summer (when i'm driving home in daylight). But bad this time of year (drive home in dark) |
#8
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There are only a limited number of AM frequencies available in the US, and
these frequencies are shared across the US. For example, a station in Monroe, LA could be on the same frequency with a station in Las Vegas, NV. This will work because the power of the stations is limited and they are geographically separated. But at night, an AM signal goes farther than it does in the daytime. It has to do with skywaves vs. groundwaves, but I have long since forgotten that stuff. So trust me, the signal goes farther at night than it does during the daytime. So, the stations must reduce power at night to avoid interference with other stations on the same frequency. There used to be a type of station known as a Class IV that was intended to basically serve a single community. They all operated with 1,000 watts daytime and 250 watts at night. I think I worked at three different stations that were on 1290. It's basically the same situation with directional antennas; they are used to avoid interference with other stations. But they also frequently had a slightly different purpose; you could use a directional antenna to allow you to put a station in a geographical location where it would not otherwise be permitted. If you're trying to find something to listen to on the ADF, you need to find 50,000 watt stations. Unfortunately, most of them are now talk stations. You can probably google "50,000 watt radio stations" and find a list of them. BTW: A lot of pilots used broadcast AM stations as an important part of their navigation... "Jonathan" wrote in message news:ZmjRb.124495$sv6.673056@attbi_s52... They have to switch to low power at night, and depending on which way the antenna is pointing, I always wondered about that. Why do they go to low power at night? I have a local am station that I listen to on way home from work. Great reception in summer (when i'm driving home in daylight). But bad this time of year (drive home in dark) |
#9
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![]() Bill Denton wrote: There are only a limited number of AM frequencies available in the US, and these frequencies are shared across the US. And Canada and Mexico too. For example, a station in Monroe, LA could be on the same frequency with a station in Las Vegas, NV. This will work because the power of the stations is limited and they are geographically separated. But at night, an AM signal goes farther than it does in the daytime. It has to do with skywaves vs. groundwaves, but I have long since forgotten that stuff. So trust me, the signal goes farther at night than it does during the daytime. So, the stations must reduce power at night to avoid interference with other stations on the same frequency. Yes and one of those stations will have the "priority" at night. Commonly referred to as clear channels. For example WCCO 830 in the Twin Cities is a clear channel. They broadcast at 50,000 watts 24/7. All other stations that broadcast on 830 must turn their power way down at night because WCCO essentially owns the freq at night. |
#10
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If you're trying to find something to listen to on the ADF, you need to find
50,000 watt stations. An excellent explanation of the broadcast band, though you can use any AM station if you're close enough to it. I have a friend who calls the little dial the NPR. (How nice to have a local affiliate on AM!) And you'll see a startling thing on some sectionals, a number with BS beside it...it's your guide to a local commercial Broadcast Station, and the frequency. |
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