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#1
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BDK wrote:
In article , says... - show quoted text - "Fired my POS $14 portable, and it was blasting in at 5 and 10 MHZ, as usual at night. In the daytime, I can hear it at 15 and 20 almost all the time, and often at 10MHZ too. I'm not in a quiet RF zone, so I have no idea what you're babbling about. . " Guess it just depends on where each of us lives. I've lived in CT all my life, and your situation describes my time signal reception up until about twenty years ago. Since then, the noise went up and the time signals faded away. Not for nothing, I do get them occasionally - 2-3x per week on my Grundig Buzz Aldrin Edition G6. |
#2
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#3
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analogdial wrote:
- show quoted text - "Have you used different radios? Alot radios use simple RF stages which can be damaged by static discharge. The input stage gets knocked out but the radio still has enough gain to get some reception. This sort of damage can go unnoitced because it doesn't affect the internal ferrite antenna and the AM BC band still works fine. As others have noted, the noise floor is now MUCH higher than it used to be. " At least I know SOMETHING in the SW environment changed - the noise floor, and for whatever reason, probably budgetary, they reuduced transmission power on some of those stations. |
#4
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#5
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analogdial wrote: "can be damaged by static discharge. The input stage gets knocked out
but the radio still has enough gain to get some reception. " Wouldn't it take EMP or outright dropping the radio on the floor to cause that sort of damage? Or just years of gentle, normal usage? |
#6
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![]() analogdial wrote: "can be damaged by static discharge. The input stage gets knocked out but the radio still has enough gain to get some reception. " On 6/21/2016 6:56 AM, wrote: Wouldn't it take EMP or outright dropping the radio on the floor to cause that sort of damage? Or just years of gentle, normal usage? This type of damage occurs on a fairly regular basis -- without anything as drastic as an EMP. Just walking across a carpet on a dry winter's day in a home with a low humidity level can create enough static electricity to damage some radios...no matter how gentle you are. ;-) |
#7
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Joe from Kokomo wrote:
"This type of damage occurs on a fairly regular basis -- without anything as drastic as an EMP. Just walking across a carpet on a dry winter's day in a home with a low humidity level can create enough static electricity to damage some radios...no matter how gentle you are. ;-) " So should I just buy a new radio, so I can be assured I have the latest and best circuitry? The G6 Buzz Aldrin Ed is about 7-8 years old, but everything except for the start timer(supposed to turn set on at user-set time) works on it. AM & FM recept is flawless, and I get lots of shortwave loud n clear between 2.5 and 30mHz, and occasionally those time signals. Sony seems to top all the Amazon reviews for compact units, by external and internal customers. What ever happened to Sangean? |
#8
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On Tuesday, June 21, 2016 at 12:39:01 PM UTC-5, wrote:
Joe from Kokomo wrote: "This type of damage occurs on a fairly regular basis -- without anything as drastic as an EMP. Just walking across a carpet on a dry winter's day in a home with a low humidity level can create enough static electricity to damage some radios...no matter how gentle you are. ;-) " So should I just buy a new radio, so I can be assured I have the latest and best circuitry? The G6 Buzz Aldrin Ed is about 7-8 years old, but everything except for the start timer(supposed to turn set on at user-set time) works on it. AM & FM recept is flawless, and I get lots of shortwave loud n clear between 2.5 and 30mHz, and occasionally those time signals. Sony seems to top all the Amazon reviews for compact units, by external and internal customers. What ever happened to Sangean? No such thing as having too many radios. Go buy that radio. |
#10
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