difx:pcalinput

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 — difx:pcalinput [2015/10/21 10:08] (current) 2010/11/20 11:18 johnmorgan created 2010/11/20 11:18 johnmorgan created Line 1: Line 1: + + The values of "PHASE CAL i/j INDEX" are as defined in the {{http://​www.haystack.mit.edu/​tech/​vlbi/​mark5/​vex.html | vex 1.5 standard}} **except** + + * 0-based rather than 1-based + * Only 0 and positive integers allowed. + * They must come in numerical order + + Tone number 0 is defined as first tone above 0Hz in the recorded baseband. + + === Examples === + **N.B. All the  assume PHASE CAL INT set to 1** + + == No tones written out == + + # FREQ TABLE #######! + FREQ ENTRIES: ​      2 + FREQ (MHZ) 0:       ​1358.49000000 + BW (MHZ) 0:         ​8.00000000 + SIDEBAND 0:         L + NUM CHANNELS 0:     8192 + CHANS TO AVG 0:     512 + OVERSAMPLE FAC. 0:  1 + DECIMATION FAC. 0:  1 + PHASE CALS 0 OUT:   0 + @ + FREQ (MHZ) 1:       ​1358.49000000 + BW (MHZ) 1:         ​8.00000000 + SIDEBAND 1:         U + NUM CHANNELS 1:     8192 + CHANS TO AVG 1:     512 + OVERSAMPLE FAC. 1:  1 + DECIMATION FAC. 1:  1 + PHASE CALS 1 OUT:   0 + ​ + == Typical case: outer tones only == + + # FREQ TABLE #######! + FREQ ENTRIES: ​      2 + FREQ (MHZ) 0:       ​1358.49000000 + BW (MHZ) 0:         ​8.00000000 + SIDEBAND 0:         L + NUM CHANNELS 0:     8192 + CHANS TO AVG 0:     512 + OVERSAMPLE FAC. 0:  1 + DECIMATION FAC. 0:  1 + PHASE CALS 0 OUT:   2 + PHASE CAL 0/0 INDEX:0 + PHASE CAL 0/1 INDEX:7 + @ + FREQ (MHZ) 1:       ​1358.49000000 + BW (MHZ) 1:         ​8.00000000 + SIDEBAND 1:         U + NUM CHANNELS 1:     8192 + CHANS TO AVG 1:     512 + OVERSAMPLE FAC. 1:  1 + DECIMATION FAC. 1:  1 + PHASE CALS 1 OUT:   0 + PHASE CAL 1/0 INDEX:0 + PHASE CAL 1/1 INDEX:7 + ​ + == First tone too close to DC: == + # FREQ TABLE #######! + FREQ ENTRIES: ​      1 + FREQ (MHZ) 0:       ​1358.99000000 + BW (MHZ) 0:         ​8.00000000 + SIDEBAND 0:         U + NUM CHANNELS 0:     8192 + CHANS TO AVG 0:     512 + OVERSAMPLE FAC. 0:  1 + DECIMATION FAC. 0:  1 + PHASE CALS 0 OUT:   2 + PHASE CAL 0/0 INDEX:1 + PHASE CAL 0/1 INDEX:7 + ​ + == All tones extracted == + # FREQ TABLE #######! + FREQ ENTRIES: ​      1 + FREQ (MHZ) 0:       ​1358.49000000 + BW (MHZ) 0:         ​8.00000000 + SIDEBAND 0:         U + NUM CHANNELS 0:     8192 + CHANS TO AVG 0:     512 + OVERSAMPLE FAC. 0:  1 + DECIMATION FAC. 0:  1 + PHASE CALS 0 OUT:   8 + PHASE CAL 0/0 INDEX:0 + PHASE CAL 0/1 INDEX:1 + PHASE CAL 0/2 INDEX:2 + PHASE CAL 0/3 INDEX:3 + PHASE CAL 0/4 INDEX:4 + PHASE CAL 0/5 INDEX:5 + PHASE CAL 0/6 INDEX:6 + PHASE CAL 0/7 INDEX:7 + ​ + == Band matching == + # FREQ TABLE #######! + FREQ ENTRIES: ​      4 + FREQ (MHZ) 0:       ​1358.49000000 + BW (MHZ) 0:         ​8.00000000 + SIDEBAND 0:         L + NUM CHANNELS 0:     8192 + CHANS TO AVG 0:     512 + OVERSAMPLE FAC. 0:  1 + DECIMATION FAC. 0:  1 + PHASE CALS 0 OUT:   2 + PHASE CAL 0/0 INDEX:0 + PHASE CAL 0/1 INDEX:7 + @ + FREQ (MHZ) 1:       ​1358.49000000 + BW (MHZ) 1:         ​8.00000000 + SIDEBAND 1:         U + NUM CHANNELS 1:     8192 + CHANS TO AVG 1:     512 + OVERSAMPLE FAC. 1:  1 + DECIMATION FAC. 1:  1 + PHASE CALS 1 OUT:   0 + PHASE CAL 1/0 INDEX:0 + @Tone below outermost tone to match with FREQ 3 + PHASE CAL 1/1 INDEX:6 + @ + @This Frequency correlates with the first two + FREQ (MHZ) 2:       ​1350.49000000 + BW (MHZ) 2:         ​16.00000000 + SIDEBAND 2:         U + NUM CHANNELS 2:     8192 + CHANS TO AVG 2:     512 + OVERSAMPLE FAC. 2:  1 + DECIMATION FAC. 2:  1 + PHASE CALS 2 OUT:   4 + PHASE CAL 2/0 INDEX:0 + PHASE CAL 2/1 INDEX:7 + PHASE CAL 2/2 INDEX:8 + @Tone below outermost tone to match with FREQ 3 + PHASE CAL 2/3 INDEX:14 + @ + @This frequency correlates with the first 2 with a 1MHz offset + FREQ (MHZ) 3:       ​1349.49000000 + BW (MHZ) 3:         ​16.00000000 + SIDEBAND 3:         U + NUM CHANNELS 3:     8192 + CHANS TO AVG 3:     512 + OVERSAMPLE FAC. 3:  1 + DECIMATION FAC. 3:  1 + PHASE CALS 3 OUT:   4 + PHASE CAL 3/0 INDEX:1 + PHASE CAL 3/1 INDEX:8 + PHASE CAL 3/2 INDEX:9 + PHASE CAL 3/3 INDEX:15