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3 answers
75 views
Converting Analog Filter into Digital Filter, why Bilinear Transform?
4 votes
7 answers
731 views
Why is frequency resolution dependent on the number of samples? (need for intuition)
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2 answers
41 views
How to quantify the asymmetry of an image?
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1 answer
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Does causality imply linearity in a discrete system described by difference equations?
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How important or interesting to reduce noise from linear array for SONAR or other areas?
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19 views
Ideal low pass filter with cut-off B does not affect a band-limited baseband signal with maximum frequency B
4 votes
1 answer
272 views
Design of a low pass filter with Red Pitaya's FPGA
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38 views
Integer v Fractional ADC outputs with FIR Filter Inputs
2 votes
1 answer
54 views
A filter removing forbidden information in the stop-band
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2 answers
86 views
Actual measurements of the influence of fading and multipath on HF radio communication
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1 answer
66 views
FFT gain after Zero Padding
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1 answer
34 views
Phase difference of two time series
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What is the best estimate of a signal given multiple noisy realisations
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phase noise and frequency relation
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