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#21
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![]() No doubt. But most of the serious 80M dxers in those days ran "suds", a lotta power, not just a lotta power but 'WAY too much power. Back then the max allowable power was one kW input vs. today's 1.5kW output. Have heard what is likely an urban legend of a ham (who was also a broadcast chief engineer) using the 50KW AM transmitter in his charge to work some rare DX on some HF ham band. Late at night when it was off for maintenance. Seems unlikely as the power amp would have circuits tuned for the MW AM broadcast station's frequency and low pass filters to block harmonics in the SW spectrum. That's not something one can modify in a few minutes. Oh, you could connect a ham transceiver to the broadcast antenna tower to work some 160m DX, but that would be legal. |
#22
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![]() robert casey wrote: No doubt. But most of the serious 80M dxers in those days ran "suds", a lotta power, not just a lotta power but 'WAY too much power. Back then the max allowable power was one kW input vs. today's 1.5kW output. Have heard what is likely an urban legend of a ham (who was also a broadcast chief engineer) using the 50KW AM transmitter in his charge to work some rare DX on some HF ham band. Late at night when it was off for maintenance. Seems unlikely as the power amp would have circuits tuned for the MW AM broadcast station's frequency and low pass filters to block harmonics in the SW spectrum. That's not something one can modify in a few minutes. It would be pretty easy to pull off so it wouldn't surprise at all me if somebody really did put an AM b'cast station on 160. Oh, you could connect a ham transceiver to the broadcast antenna tower to work some 160m DX, but that would be legal. A similar stunt absoulutely was pulled off and I know the parties very well. There were two young hotshot DX conetesters back around 1965, Paul WA3FFR and his buddy Doug whose call I can't remember. Paul was an EE co-op student engineer at my alma mater and worked at the USCG electronics labs in Cape May NJ. Doug was a CG ensign or maybe a Lt JG and worked with Paul. Those labs were the headquarters for the vast USCG Loran system which operated on 160 along with the hams who could find holes in the Loran QRM. Paul and Doug decided to put a Loran antenna system to work in a 160 DX contest. And they did. They blew the lid off the band and came up with a score which which rewrote the 160M dxing record book, worked something like 68 countries in one weekend.'Ole Stew Perry never knew what hit him. Unthinkable back then and not bad at all even today. w3rv |
#23
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![]() wrote: Those labs were the headquarters for the vast USCG Loran system which operated on 160 along with the hams who could find holes in the Loran QRM. Paul and Doug decided to put a Loran antenna system to work in a 160 DX contest. And they did. They blew the lid off the band and came up with a score which which rewrote the 160M dxing record book, worked something like 68 countries in one weekend.'Ole Stew Perry never knew what hit him. Unthinkable back then and not bad at all even today. w3rv This is the part where K4YZ demands a letter from "thier" Commander. "Sorry Kelly, USCG LORAN IS Amateur Radio!" Hi, hi! |
#24
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robert casey wrote:
Have heard what is likely an urban legend of a ham (who was also a broadcast chief engineer) using the 50KW AM transmitter in his charge to work some rare DX on some HF ham band. Late at night when it was off for maintenance. Seems unlikely as the power amp would have circuits tuned for the MW AM broadcast station's frequency and low pass filters to block harmonics in the SW spectrum. That's not something one can modify in a few minutes. Oh, you could connect a ham transceiver to the broadcast antenna tower to work some 160m DX, but that would be legal. The late WB8LUA was chief engineer at WNOP, a Newport, Kentucky 1,000 watt daytimer with transmitters in suburban Cincinnati. They used a three tower critical array and all three towers were about 295 feet tall. Len would disconnect the feeders after sign-off and fire up on 160m through a Dentron tuner at the base of one tower. His barefoot sigs were incredible. Unfortunately for him, his TS-820's receiver was eaten alive by broadcast band overload. An old time W2 in New Jersey (still living) was nailed by the FCC for running 35 KW from his home in the early 1970's. He beat the rap on a technicality and is involved in "hi-fi" SSB audio on 20m in his dotage. Dave K8MN |
#25
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![]() bb wrote: wrote: Those labs were the headquarters for the vast USCG Loran system which operated on 160 along with the hams who could find holes in the Loran QRM. Paul and Doug decided to put a Loran antenna system to work in a 160 DX contest. And they did. They blew the lid off the band and came up with a score which which rewrote the 160M dxing record book, worked something like 68 countries in one weekend.'Ole Stew Perry never knew what hit him. Unthinkable back then and not bad at all even today. w3rv This is the part where K4YZ demands a letter from "thier" Commander. Why would I? "Sorry Kelly, USCG LORAN IS Amateur Radio!" It's a darned shame that you can't handle more than one concept in a 12 calendar month period, Brain. But then it does makes it a lot easier to keep you on a leash. Heel, boy. Steve, K4YZ |
#26
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![]() K4YZ wrote: bb wrote: wrote: Those labs were the headquarters for the vast USCG Loran system which operated on 160 along with the hams who could find holes in the Loran QRM. Paul and Doug decided to put a Loran antenna system to work in a 160 DX contest. And they did. They blew the lid off the band and came up with a score which which rewrote the 160M dxing record book, worked something like 68 countries in one weekend.'Ole Stew Perry never knew what hit him. Unthinkable back then and not bad at all even today. w3rv This is the part where K4YZ demands a letter from "thier" Commander. Why would I? "Sorry Kelly, USCG LORAN IS Amateur Radio!" It's a darned shame that you can't handle more than one concept in a 12 calendar month period, Brain. But then it does makes it a lot easier to keep you on a leash. Heel, boy. Steve, K4YZ Nurse, heel thyself. |
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