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122 Threads found on edaboard.com: Filter Specification
Hello All how to implement 1D Kalman filter for data from MPU6050 ? I found this formula Mn = k * An + (1-k) * M(n-1) Mn is a result k is a real or float Kalman gain (from 0 to 1) An is a measurement M(n-1) is a previous result But I dont understand how to use float data, could someone help to program above formula in VHD
I'm asking about implementation details not applications, which are more or less obvious. filter calculation as such isn't difficult, of course ADS can be used to model it. But digital tunable for > 1W power level with ?s speed is rather involved. Apparently the specification is presuming an implementation, as the high supply voltage indicates.
I presume you understand that most of the filtering of this Delta-Sigma DAC is done in the digital domain by an oversdampling digital filter. According to datasheet, I would assume that the output filter is not required because the DAC already includes an analog output filter to remove sampling residuals. There's no (...)
the output noise depends on the filter components in the regulator.
I need some specification standard of WiFi and WiMAX bandpass filter such as insertion loss,return loss,out of band, ripple....... How can I find them?
You absolutely need a complete filter specification. My first choice would be Bluetooth SAW filter, available e.g. from Epcos/TDK, Murata, Abracon.
A current limiting resistor or voltage clamping means will be needed to keep the STM32 maximum injected current specification for negative input voltages. Most simple clamping means would be a single supply 3.3V R2R amplifier. A RC low pass can be generally useful to filter out-off-band noise and interferences. Although source impedance up to 50
Hi all, i am having one IR pass filter. It is passing the IR and blocking the visible light. My doubt is it will block UV light? IR pass filter will block UV? please let us know Regards, V. Prakash
Hi guys, I am now designing an N-path filter following the paper "Tunable High-Q N-Path BPF: Modeling and Verification" of Amir Ghaffari as my final project. In the specification, the switch resistance is 100 Ohms. Voltage swing through the switch is +-200mV. Can somebody have me how to measure the switch resistance using Cadence Virtuso? [AT
Are you sure you don't want a band stop filter? I've never really heard the term stop band used for a BPF. Are you trying to make an active or passive filter? What order filter do you need, how fast does the pass band have to roll off?
I am designing a FM receiver and the first module is BPF. I have decided to use chebyshev filter but i am finding it difficult to design it. The only information i have is: Resonant frequency (i.e. frequency of signal received): 140 MHz Q factor : 14 fL: 135 MHz fH: 145 MHz Bandwidth: 10 MHz How should I approach to design my Chebyshev BP
Are you asking us for help to read the specification of your instrument? It's specified with < 1.5 ms "response time" (10/90% rise time). Technically, it's a switched mode power supply with recuperation, so it surely involves output inductors and filter capacitors. If you want considerable faster rise/fall time, use a purely analog electronic lo
Planning to use a 70 Mhz Sawtek surface acoustic wave filter in a project, but have been unable to find any specification for maximum allowable drive amplitude.
Why would you design it yourself instead of choosing an off-the-shelf part? For 4 bits, it could be easier to generate a PWM with 4 bit encoded duty cycle and run it though an active low pass filter (i.e. Sallen-Key works pretty well for this application).
HI, How to meet the required Slewrate anad Bandwidth in 1st order Low pass filter based on signled ended output OTA. If I set the high SR. -3dB BW is showing high. If I keep the LPF OTA at my required -3dB bandwidth, the SR is dropped (the Feedback capcitor charge and discharge is slow). Can anyone suggest me how to tradeoff bewteen the SR
Hi all. How do Wratten filters perform with lasers ? Same, better or worse than standard protection goggles ? A laser wavelength thatdoes not pass trough a filter, is it because it is reflected or because it is absorbed and turned to heat in the filter ? If it is turned to heat, is there a filter (...)
I have to design a Line filter for 220VAC before feeding it into rectifier stage . What is the procedure for it , i mean how to calculate the value of inductance and capacitance for filtering 220VAC . The rectified voltage is fed into a forward converter of 200 Watt. Any help will be highly appreciated.
park mc clellans method - it is iteration algorithm that accept filter specification in term of passband and stopband frequence , ripple and attenuation what is difference between park mc clellans and window method
Hello, please check the following code: %Illustration of tunable FIR filter clf; clc; close all; w = 0:pi/255:pi; f = ; m = ; for i = 1:2 d = c.*sin(wc(i)*n);
filter -butterworth tpe low pass, high pass, band pass, band stop transform type - Z transform specification for filter passband cut off frequency stopband- cut off frequency passband ripple stopband attenuation sampling frequency Q1) does cut off frequency edge frequency and corner frequency same or different ?