| Re: Canarsie CBTC (98504) | |||
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Re: Canarsie CBTC |
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Posted by tracksionmotor on Mon Jun 13 22:27:28 2005, in response to Re: Canarsie CBTC, posted by SelkirkTMO on Mon Jun 13 12:02:28 2005. Hey....don't mess with Collins! US Special Forces issued with KWM-2sin VietNam got a special coloring book....'How to turn the radio into one big oscillator when it doesn't work.' TMC made beeg stuff in competition with Collins and Continental long before I was there. RF IS ANALOGUE. PERIOD. DATA TRANSMISSION NO MATTER HOW DIGITAL IT IS AT ANY BAUD GOING OVER RF IS ANALOGUE. WHETHER ITS CW, FSK OR ANY OTHER MODE FROM 60 BAUD TO 60 MILLION BAUD, THE TRANSMITTED SIGNAL IS IN A ANALOGUE FORM WHETHER ON/OFF KEYING OR ANY MODE OF FREQUENCY SHIFT KEYING BECAUSE THERE IS ALWAYS AN AN ANALOGUE FORM OF AMPLITUDE OR FREQUENCY CHANGE. The true exception is digital on wire, cable or fibre optic...like 60 mA. TTY loops. Unca Kev: How'd I do with RTTY 101? CI peter ran Kleinschmidts and Mites along with Atlantic Research test sets. |