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Forums Update, Tips and Tricks - Please Read!
Started by 6 years ago●16 replies●latest reply 1 month ago●2155 viewsIt's been a few months since the launch of the new forums. Here are a few thoughts.
The thumbsup and beer buttons
If there is one thing that could have a...
Rabbit Ear Artifact At Image Frequency of Complex Downconverted Pulse Train
Started by 3 days ago●4 replies●latest reply 5 hours ago●76 viewsHello,
I have created a Matlab simulation of a series of band-limited sinusoidal pulses indexed 1:N, spaced evenly in "slow time" each with a starting phase that...
GNURadio BPSK Position Costas Loop and Clocksync
Started by 5 days ago●6 replies●latest reply 1 day ago●85 viewsHello folks,I'm having a problem understanding GNU Radio and the BPSK examples right now.In all examples in the www, a clock sync block is used first after reading...
Calculating optimal loop point in audio sample
Started by 3 weeks ago●10 replies●latest reply 2 weeks ago●109 views(Disclaimer, I'm self-taught and mostly a beginner when it comes to DSP)
Hi! I've recently been working on a problem to find the optimal loop point in an audio...
Started by Hi, I want to PLL on the line voltage, here in Europe 50Hz. I have a noisy signal and i use a prefilter with a complex pole pair at 0.999*exp(+/- j*2*pi*50/10000)....
IQ mag: Integer approximation of square root of the sum of two squares
Started by 1 month ago●23 replies●latest reply 3 weeks ago●163 viewsAnyone knows the name of this algorithm and a fast and also integer alternative?Int16 Mag(int16 i, int16 q)(If abs(i) > abs(q) Return abs(i) + abs(q) / 4;Else ...
Power Spectral Density PSD° of OFDM signals
Started by 3 weeks ago●11 replies●latest reply 3 weeks ago●105 viewsHello guys,I'm quite new in OFDM techniques and i would really appreciate if someone could help me. Here is my problem. Assume i have a binary stream converted into...
math/money reasoning issue, Not a spam Please
Started by 4 weeks ago●6 replies●latest reply 3 weeks ago●127 viewsI am lost in reasoning the following joke:Posted on Quora by Lynda ClarkeTHE £50 pound noteIt's a slow day in the town and the streets are deserted. Times are...
How do I produce a covariance matrix from IQ samples?
Started by 1 month ago●5 replies●latest reply 4 weeks ago●116 viewsDear Colleagues,I'm working with BLE AoA Localization. My problem is: What to do exactly with IQ(in phase-quadrature signals) information from an antenna array in...
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