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#42
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FM interference from unknown source
In , on 03/26/04
at 10:07 PM, Randy Yates said: Sounds like a radar - are you near an airport or military base? --RY Been there. The first time I encountered radar I was on a military base doing a final checkout on a reel-to-reel tape deck repair. All of the sudden the unit developed a little chirp, every couple seconds. I was crushed and confused, that noise didn't make any sense till, out of the corner of my eye, I noticed a new (big) van about 1/4 mile away. Every time the rotating antenna on that van pointed in my direction I heard a chirp. On current radar systems you probably won't be able to see anything moving. ----------------------------------------------------------- spam: wordgame:123(abc):14 9 20 5 2 9 18 4 at 22 15 9 3 5 14 5 20 dot 3 15 13 (Barry Mann) [sorry about the puzzle, spammers are ruining my mailbox] ----------------------------------------------------------- |
#43
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FM interference from unknown source
In , on 03/26/04
at 10:07 PM, Randy Yates said: Sounds like a radar - are you near an airport or military base? --RY Been there. The first time I encountered radar I was on a military base doing a final checkout on a reel-to-reel tape deck repair. All of the sudden the unit developed a little chirp, every couple seconds. I was crushed and confused, that noise didn't make any sense till, out of the corner of my eye, I noticed a new (big) van about 1/4 mile away. Every time the rotating antenna on that van pointed in my direction I heard a chirp. On current radar systems you probably won't be able to see anything moving. ----------------------------------------------------------- spam: wordgame:123(abc):14 9 20 5 2 9 18 4 at 22 15 9 3 5 14 5 20 dot 3 15 13 (Barry Mann) [sorry about the puzzle, spammers are ruining my mailbox] ----------------------------------------------------------- |
#44
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FM interference from unknown source
In , on 03/26/04
at 10:07 PM, Randy Yates said: Sounds like a radar - are you near an airport or military base? --RY Been there. The first time I encountered radar I was on a military base doing a final checkout on a reel-to-reel tape deck repair. All of the sudden the unit developed a little chirp, every couple seconds. I was crushed and confused, that noise didn't make any sense till, out of the corner of my eye, I noticed a new (big) van about 1/4 mile away. Every time the rotating antenna on that van pointed in my direction I heard a chirp. On current radar systems you probably won't be able to see anything moving. ----------------------------------------------------------- spam: wordgame:123(abc):14 9 20 5 2 9 18 4 at 22 15 9 3 5 14 5 20 dot 3 15 13 (Barry Mann) [sorry about the puzzle, spammers are ruining my mailbox] ----------------------------------------------------------- |
#45
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FM interference from unknown source
In , on 03/26/04
at 10:07 PM, Randy Yates said: Sounds like a radar - are you near an airport or military base? --RY Been there. The first time I encountered radar I was on a military base doing a final checkout on a reel-to-reel tape deck repair. All of the sudden the unit developed a little chirp, every couple seconds. I was crushed and confused, that noise didn't make any sense till, out of the corner of my eye, I noticed a new (big) van about 1/4 mile away. Every time the rotating antenna on that van pointed in my direction I heard a chirp. On current radar systems you probably won't be able to see anything moving. ----------------------------------------------------------- spam: wordgame:123(abc):14 9 20 5 2 9 18 4 at 22 15 9 3 5 14 5 20 dot 3 15 13 (Barry Mann) [sorry about the puzzle, spammers are ruining my mailbox] ----------------------------------------------------------- |
#46
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FM interference from unknown source
(Barry Mann) writes:
[...] On current radar systems you probably won't be able to see anything moving. Can you say "phased array"??? -- % Randy Yates % "Though you ride on the wheels of tomorrow, %% Fuquay-Varina, NC % you still wander the fields of your %%% 919-577-9882 % sorrow." %%%% % '21st Century Man', *Time*, ELO http://home.earthlink.net/~yatescr |
#47
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FM interference from unknown source
(Barry Mann) writes:
[...] On current radar systems you probably won't be able to see anything moving. Can you say "phased array"??? -- % Randy Yates % "Though you ride on the wheels of tomorrow, %% Fuquay-Varina, NC % you still wander the fields of your %%% 919-577-9882 % sorrow." %%%% % '21st Century Man', *Time*, ELO http://home.earthlink.net/~yatescr |
#48
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FM interference from unknown source
(Barry Mann) writes:
[...] On current radar systems you probably won't be able to see anything moving. Can you say "phased array"??? -- % Randy Yates % "Though you ride on the wheels of tomorrow, %% Fuquay-Varina, NC % you still wander the fields of your %%% 919-577-9882 % sorrow." %%%% % '21st Century Man', *Time*, ELO http://home.earthlink.net/~yatescr |
#49
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FM interference from unknown source
(Barry Mann) writes:
[...] On current radar systems you probably won't be able to see anything moving. Can you say "phased array"??? -- % Randy Yates % "Though you ride on the wheels of tomorrow, %% Fuquay-Varina, NC % you still wander the fields of your %%% 919-577-9882 % sorrow." %%%% % '21st Century Man', *Time*, ELO http://home.earthlink.net/~yatescr |
#50
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interference from fish tank heater
Put a .01uf 600v capacitor across the switch on your neighbors heater. That
should solve the problem. "Robert Morein" wrote in message ... I've encountered the following that may have application he 2. My remote control extenders are constantly triggered by my neighbor's fishtank heater. The heater has a bimetal strip switch that arc. It's 50 yards away. |
#51
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interference from fish tank heater
Put a .01uf 600v capacitor across the switch on your neighbors heater. That
should solve the problem. "Robert Morein" wrote in message ... I've encountered the following that may have application he 2. My remote control extenders are constantly triggered by my neighbor's fishtank heater. The heater has a bimetal strip switch that arc. It's 50 yards away. |
#52
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interference from fish tank heater
Put a .01uf 600v capacitor across the switch on your neighbors heater. That
should solve the problem. "Robert Morein" wrote in message ... I've encountered the following that may have application he 2. My remote control extenders are constantly triggered by my neighbor's fishtank heater. The heater has a bimetal strip switch that arc. It's 50 yards away. |
#53
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interference from fish tank heater
Put a .01uf 600v capacitor across the switch on your neighbors heater. That
should solve the problem. "Robert Morein" wrote in message ... I've encountered the following that may have application he 2. My remote control extenders are constantly triggered by my neighbor's fishtank heater. The heater has a bimetal strip switch that arc. It's 50 yards away. |
#54
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FM interference from unknown source
"Dave" wrote in message
om... I just set up a stereo system in a new home and am experiencing some odd RFI. At frequencies below about 100 MHz all stations are affected by a regular high amplitude (much louder than the programming) spike (popping noise like a scratched record) about every 2 seconds. This is constant, 24/7, and does not vary in repetition frequency. Stations above 100 MHz are not affected by this. We have experienced other odd electrical phenomena as well (don't know if these are related or not): -- I attempted to set up a wireless LAN, but despite professional installation help and 2 different routers, we were never able to achieve sync between host and clients. I put in a wired router and everything worked immediately out of the box. -- The light on a remote-controlled ceiling fan turns on and off randomly, even when the batteries are removed from the remote control. The only way we can keep the light off is to turn of the power at the wall switch. And yes, actually, the house is built on the site of an ancient Piscataway Indian community that was here over 300 years ago. The clicking sound every two sec sounds to me like a electric fence. I can hear them when driving by while listening to a strong AM station. It could affect FM if you are close enough. I do get a lot of hums, buzzes and other noise on FM in the office where there are lots of computer equipment. John |
#55
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FM interference from unknown source
"Dave" wrote in message
om... I just set up a stereo system in a new home and am experiencing some odd RFI. At frequencies below about 100 MHz all stations are affected by a regular high amplitude (much louder than the programming) spike (popping noise like a scratched record) about every 2 seconds. This is constant, 24/7, and does not vary in repetition frequency. Stations above 100 MHz are not affected by this. We have experienced other odd electrical phenomena as well (don't know if these are related or not): -- I attempted to set up a wireless LAN, but despite professional installation help and 2 different routers, we were never able to achieve sync between host and clients. I put in a wired router and everything worked immediately out of the box. -- The light on a remote-controlled ceiling fan turns on and off randomly, even when the batteries are removed from the remote control. The only way we can keep the light off is to turn of the power at the wall switch. And yes, actually, the house is built on the site of an ancient Piscataway Indian community that was here over 300 years ago. The clicking sound every two sec sounds to me like a electric fence. I can hear them when driving by while listening to a strong AM station. It could affect FM if you are close enough. I do get a lot of hums, buzzes and other noise on FM in the office where there are lots of computer equipment. John |
#56
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FM interference from unknown source
"Dave" wrote in message
om... I just set up a stereo system in a new home and am experiencing some odd RFI. At frequencies below about 100 MHz all stations are affected by a regular high amplitude (much louder than the programming) spike (popping noise like a scratched record) about every 2 seconds. This is constant, 24/7, and does not vary in repetition frequency. Stations above 100 MHz are not affected by this. We have experienced other odd electrical phenomena as well (don't know if these are related or not): -- I attempted to set up a wireless LAN, but despite professional installation help and 2 different routers, we were never able to achieve sync between host and clients. I put in a wired router and everything worked immediately out of the box. -- The light on a remote-controlled ceiling fan turns on and off randomly, even when the batteries are removed from the remote control. The only way we can keep the light off is to turn of the power at the wall switch. And yes, actually, the house is built on the site of an ancient Piscataway Indian community that was here over 300 years ago. The clicking sound every two sec sounds to me like a electric fence. I can hear them when driving by while listening to a strong AM station. It could affect FM if you are close enough. I do get a lot of hums, buzzes and other noise on FM in the office where there are lots of computer equipment. John |
#57
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FM interference from unknown source
"Dave" wrote in message
om... I just set up a stereo system in a new home and am experiencing some odd RFI. At frequencies below about 100 MHz all stations are affected by a regular high amplitude (much louder than the programming) spike (popping noise like a scratched record) about every 2 seconds. This is constant, 24/7, and does not vary in repetition frequency. Stations above 100 MHz are not affected by this. We have experienced other odd electrical phenomena as well (don't know if these are related or not): -- I attempted to set up a wireless LAN, but despite professional installation help and 2 different routers, we were never able to achieve sync between host and clients. I put in a wired router and everything worked immediately out of the box. -- The light on a remote-controlled ceiling fan turns on and off randomly, even when the batteries are removed from the remote control. The only way we can keep the light off is to turn of the power at the wall switch. And yes, actually, the house is built on the site of an ancient Piscataway Indian community that was here over 300 years ago. The clicking sound every two sec sounds to me like a electric fence. I can hear them when driving by while listening to a strong AM station. It could affect FM if you are close enough. I do get a lot of hums, buzzes and other noise on FM in the office where there are lots of computer equipment. John |
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