The program would do a guess to supply a missing dot or dash to generate a character based on what it heard and looking up valid Morse code characters. Those who used iambic keyers, vibroplexes and such it would do real well in getting a proper decode. It even calculated the approximate speed in WPM and displayed it. ![]() ![]() I used a subroutine that checked once a second to see when the characters were actually arriving and the length of dots, dashes and spaces the operator was sending adjusting the sample timing to fit. It started out at 8 WPM using the weights suggested for sending proper CW. ![]() Click to expand.Way back in the dark ages of 8bit I wrote a 6502 machine language cw decoder program on the Atari.
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