Bageletas
  • Member for 8 years, 4 months
  • Last seen more than a month ago
What are effects of attaching more antennas to Wi-Fi router via RP-SMA splitter
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6 votes

At best it probably won't help and at worst it will degrade your signal if they are setup like in the picture. Imagine an incoming transmission coming in parallel to the line the two antennas create. ...

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Why use PWM signals?
5 votes

It appears they are trying to avoid noise. I found an open (legal) copy of their paper on the NCBI website However, analog samples are susceptible to noise, and the transitions from one channel to ...

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Nomenclature for tested PCB assemblies
4 votes

If the purpose is for colloquial reference, say in a meeting, I've heard sayings like "installation ready", "customer ready", or "programming ready". More generically, "Foo ready" implies that all ...

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High density wireless -- pros and cons of different wireless systems?
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3 votes

There are a lot of variables involved. Questions to ask yourself would be: How many RF channels does the protocol allow? What is the network topology? Can you get away with multiple masters or peer-...

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Should the clock from a PS/2 keyboard be used in a Verilog always block?
2 votes

It's not always advisable to block on a relatively slow clock in a relatively fast logic chip. Depending on how the synthesis tool worked, it may use one of a few dedicated clocking trees in the chip ...

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Interfacing Analog signal to FPGA?
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2 votes

Yes the pin is called "ADC_xx" but as Richard pointed out it doesn't appear anywhere in the documentation. Note though in the "connects to" column there it says they connect to the FDDR and GPIO pins. ...

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GPIO/PCIe programing
1 votes

A few sites have tested the Pi's gpio speed and a quick search shows speeds on the order of hundreds of KHz. Not sure of the PCI 3 frequency off the top of my head but I believe each data line runs in ...

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Radiated power by the antenna
0 votes

The key is there is gain from the antenna. Every +3 dB is 2x power so the radiated power for 6dB (3dB+3dB) is 4x (2x • 2x)

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Timer to provide a short pulse after a power-up delay
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From this website you can scroll halfway down to a relay called "DELAYED INTERVAL Single Cycle". From the website description Upon application of input voltage, the time delay (t1) begins. ...

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Observing and exploring the relationship between current and potential with a USB multimeter
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For a resitive element the analogy works. Voltage and current are inversely proportional. A would be like your thumb in the example But the charger isn't a resistive element. The charger is, ideally, ...

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Methods for RAM data setup before clock
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I'm probably not going to answer the 5 sub questions but I will answer your main question I want to know what the usual methods are for setting up the RAM control signals w.r.t. the clock The ...

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Circuit with constant output amplitude
0 votes

Start with a top down approach to your circuit. What systems do you need? amplification? DC blocking or Current pumps? Feedback? Begin building each of these with your available components. If you ...

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