Forum Discussion
wa8yxm
Apr 05, 2023Explorer III
IN addition to all the above there are basically 3 television standards
NTSC: The old Analog TV from last century.. Most all TV's can process this.
ATSC: The new Didital broadcast standard mandated by Federal Rules. And all TV's sold in the USA must either be capable of reception of ATSC or Clearly labeled ANALOG ONLY.
Cable companies mostly QAM today (And yes I know what all that alphabet soup means) however there is no mandate a Television be able to decode it. Plus SOME cable companies encrypt (Thou this is not your problem)
ELEMENT TVs.. the last TV to be made in the USA were not able to decode QAM.
I do not know if Element is still making 'em or not..
But one assumes that other companies may make like TV's as well.
Also.. I did not look to see if it's addressed. but there are ways to screw up the wiring..
Some years ago. back in the days of 300ohm Flat lead instead of Coax.. Airstream trailers with more than one TV.. One would get some stations. the other would get other stations but neither would get 'em all... Well the man the antenna company sent out to figure it out was a firend of mine.
He found that electricians had wired up the TV leads Following good electrical practice.. Well there's a difference between 60 Hz and 60 Mhz He put in proper signal splitters nad low and behold everything worked. (At 60 HZ you simply splice the wires together. at 60Mhz (and above) that don't work Channel 2 is ABOUT 60MHz (actually a pair of frequencies just below 60Mhz.. TV goes up into much higher frquencies)
NTSC: The old Analog TV from last century.. Most all TV's can process this.
ATSC: The new Didital broadcast standard mandated by Federal Rules. And all TV's sold in the USA must either be capable of reception of ATSC or Clearly labeled ANALOG ONLY.
Cable companies mostly QAM today (And yes I know what all that alphabet soup means) however there is no mandate a Television be able to decode it. Plus SOME cable companies encrypt (Thou this is not your problem)
ELEMENT TVs.. the last TV to be made in the USA were not able to decode QAM.
I do not know if Element is still making 'em or not..
But one assumes that other companies may make like TV's as well.
Also.. I did not look to see if it's addressed. but there are ways to screw up the wiring..
Some years ago. back in the days of 300ohm Flat lead instead of Coax.. Airstream trailers with more than one TV.. One would get some stations. the other would get other stations but neither would get 'em all... Well the man the antenna company sent out to figure it out was a firend of mine.
He found that electricians had wired up the TV leads Following good electrical practice.. Well there's a difference between 60 Hz and 60 Mhz He put in proper signal splitters nad low and behold everything worked. (At 60 HZ you simply splice the wires together. at 60Mhz (and above) that don't work Channel 2 is ABOUT 60MHz (actually a pair of frequencies just below 60Mhz.. TV goes up into much higher frquencies)
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