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Myfro9
2026-05-09 01:12:34 -05:00
commit 61b4731d06
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vivado-sim-workspace/iteration-1/eval-fft-vague/with_skill/outputs/output_iq_vague_20260508_170801_analysis.png
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vivado-sim-workspace/iteration-1/eval-fft-vague/with_skill/outputs/output_iq_vague_20260508_170801_spectrum.csv
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IQ FFT analysis — output_iq.txt
Run: 20260508_170801
I column : m_i_24b_hex
Q column : m_q_24b_hex
Fs : 245.7600 MHz
FS ref : 8388608
Samples : 9202 (skipped 53)
FFT size : 8192
Bin spacing: 30000.0000 Hz
I min/max/mean/rms: -704738.0 / 750807.0 / -20877.9587 / 189716.6126
Q min/max/mean/rms: -818645.0 / 705200.0 / -21138.8261 / 188461.3503
Mag RMS : 267413.6751
90% OBW : 7.440000 MHz (fraction 0.907568)
99% OBW : 222.120000 MHz (fraction 0.990001)
Top spectral peaks:
-960000.000 Hz (-0.9600 MHz) -43.74 dBFS amp 54530.19
-3570000.000 Hz (-3.5700 MHz) -45.33 dBFS amp 45402.29
3150000.000 Hz (+3.1500 MHz) -46.32 dBFS amp 40515.12
-840000.000 Hz (-0.8400 MHz) -46.43 dBFS amp 40024.38
-1740000.000 Hz (-1.7400 MHz) -46.44 dBFS amp 39961.91
1020000.000 Hz (+1.0200 MHz) -46.50 dBFS amp 39705.47
1530000.000 Hz (+1.5300 MHz) -46.53 dBFS amp 39559.91
-420000.000 Hz (-0.4200 MHz) -46.79 dBFS amp 38388.14
1170000.000 Hz (+1.1700 MHz) -46.81 dBFS amp 38293.45
-750000.000 Hz (-0.7500 MHz) -47.29 dBFS amp 36236.38
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IQ FFT analysis — output_iq.txt
Run: 20260508_171530
I column : m_i_dec
Q column : m_q_dec
Fs : 245.7600 MHz
FS ref : 8388608
Samples : 9202 (skipped 53)
FFT size : 8192
Bin spacing: 30000.0000 Hz
I min/max/mean/rms: -704738.0 / 750807.0 / -12650.0756 / 195957.8170
Q min/max/mean/rms: -818645.0 / 705200.0 / -12240.1082 / 195613.2329
Mag RMS : 276882.6519
90% OBW : 7.140000 MHz (fraction 0.917276)
99% OBW : 7.920000 MHz (fraction 0.992374)
Top spectral peaks:
-960000.000 Hz (-0.9600 MHz) -43.23 dBFS amp 57835.11
-3570000.000 Hz (-3.5700 MHz) -44.55 dBFS amp 49670.03
1530000.000 Hz (+1.5300 MHz) -45.59 dBFS amp 44079.29
1020000.000 Hz (+1.0200 MHz) -45.95 dBFS amp 42277.57
3150000.000 Hz (+3.1500 MHz) -46.03 dBFS amp 41903.29
-1740000.000 Hz (-1.7400 MHz) -46.05 dBFS amp 41796.00
-840000.000 Hz (-0.8400 MHz) -46.07 dBFS amp 41684.76
-420000.000 Hz (-0.4200 MHz) -46.12 dBFS amp 41459.15
1170000.000 Hz (+1.1700 MHz) -46.32 dBFS amp 40537.70
-750000.000 Hz (-0.7500 MHz) -46.70 dBFS amp 38766.42