8/12/2000 Sound files provided by Stacey Mills, W4SM This text file thrown together by Mark Hammond, N8MH 1. "A-blk.wav", is a real P3-D block, but since there are non-Ascii chars in the last half of the block, it's hard to see if you're getting it right just by looking at the output on a dumb terminal and not checking the CRCC. Here is a sample of output from the DSP56002EVM running "rxpsk400" with a length value of 514, playing "A-blk.wav" with the Windows Media Player. There is variability in which garbage characters show up, even just running the same file without changing modem code: A HI, THIS IS AMSAT P3-D 1999-06-18 20:05:22 #00BA //many lines whitespace deleted to save space! CHoj練*cAь`+VǏUף2RC22 rcR.nRR22Q1bda pp @ @ Հ @P@ 0@P/ !`QI 2. The second wav, "PureSig.wav" is a repeat of number characters, so problems will be obvious even on a dumb terminal. Here is a sample of output from the DSP56002EVM running "rxpsk400" with a length value of 514, playing "PureSig.wav" with the Windows Media Player. 1234567890ABCDEFGHIJKLMNOPQRSTUVWXYZABCDEFGHIJKLMNOPQRSTUVWXYZ 1234567890ABCDEF GHIJKLMNOPQRSTUVWXYZABCDEFGHIJKLMNOPQRSTUVWXYZ 1234567890ABCDEFGHIJKLMNOPQRSTUV WXYZABCDEFGHIJKLMNOPQRSTUVWXYZ 1234567890ABCDEFGHIJKLMNOPQRSTUVWXYZABCDEFGHIJKL MNOPQRSTUVWXYZ 1234567890ABCDEFGHIJKLMNOPQRSTUVWXYZABCDEFGHIJKLMNOPQRSTUVWXYZ 1234567890ABCDEFGHIJKLMNOPQRSTUVWXYZABCDEFGHIJKLMNOPQRSTUVWXYZ 1234567890ABCDEF GHIJKLMNOPQRSTUVWXYZABCDEFGHIJKLMNOPQRSTUVWXYZ 1234567890ABCDEFGHIJKLMNOPQRSTUV WXYZABCDEFGHIJKLMNOPQRSTUVWXYZ \+ After "cleaning up" both for carriage returns, etc. it is essentially this: 1234567890ABCDEFGHIJKLMNOPQRSTUVWXYZABCDEFGHIJKLMNOPQRSTUVWXYZ 1234567890ABCDEFGHIJKLMNOPQRSTUVWXYZABCDEFGHIJKLMNOPQRSTUVWXYZ 1234567890ABCDEFGHIJKLMNOPQRSTUVWXYZABCDEFGHIJKLMNOPQRSTUVWXYZ 1234567890ABCDEFGHIJKLMNOPQRSTUVWXYZABCDEFGHIJKLMNOPQRSTUVWXYZ 1234567890ABCDEFGHIJKLMNOPQRSTUVWXYZABCDEFGHIJKLMNOPQRSTUVWXYZ 1234567890ABCDEFGHIJKLMNOPQRSTUVWXYZABCDEFGHIJKLMNOPQRSTUVWXYZ 1234567890ABCDEFGHIJKLMNOPQRSTUVWXYZABCDEFGHIJKLMNOPQRSTUVWXYZ 1234567890ABCDEFGHIJKLMNOPQRSTUVWXYZABCDEFGHIJKLMNOPQRSTUVWXYZ \+