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1
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2answers
63 views

Transistor Series Regulator

I am in the 6th week in Navy school and we are on voltage regulators or circuits that have components that maintain a constant voltage output. I need an explanation on how to work out this problem ...
3
votes
4answers
301 views

Increasing Resistance while measuring using multimeter

I have two copper strips, an One mega ohm resistor between them. Thats make the resistance between the two strips as 1 M ohm. I am measuring resistance between two copper strips using multimeter. ...
0
votes
2answers
84 views

Can a CPUs speed be increased by (physically) upgrading the CPU clock?

I don't know much about CPU operation, but I'm learning. I read somewhere that making a CPU work faster is as simple as increasing the clock speed (one method among many), and that the real limiting ...
0
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1answer
29 views

Depassing 15V on Operational Amplificator?

So in the book it says we can obtain the following relation using negative feedback (Out Voltage)=1+ R2/R1 (In Voltage) The out voltage can depass +15 V , How can this be possible?
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2answers
49 views

What is this circuit gain when set is in [0,1]?

When set is 0 or 1 I could find it. It either attenuates by 10 or amplifies by 10. However, the circuit becomes different when it is between 0 and 1.
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0answers
29 views

At higher speed? [closed]

I am running at higher speed settings only one of my motors runs. When I lowered my steps per mm in marlin the issue went away. Do you guys think it could be a current issue or a motor issue? Thanks ...
1
vote
1answer
35 views

Parametric PSD window to data

I have question abouth parametric spectrum density (PSD) estimation using Yule-Walker (autocorrelation method) equation, which relays on autocorelation: And it's mention: "However, since the ...
0
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0answers
52 views

Can bad Bypass diodes in solar panels cause drop in amperage? [closed]

I had 6 panels at home they worked well for a few days but today the amperage dropped suddenly the voltage is proper but can't get the right amperage from cells can a bad bypass diode cause this ...
2
votes
2answers
181 views

Book on homebrew 68000 system

Years ago, I saw a book on how to put together a homebrew Motorola 68000 computer. One of the specific things the book talked about was grounding DTACK*, to make a very messy asynchronous bus design ...
1
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0answers
23 views

DSP for 200 MHz signal with ability to install linux and ethernet support [closed]

Suppose we have 200 MHz signal, that we need to process and send the results of the processing over the Ethernet. I know basics about DSP and FPGA. I've worked with some cortex m4 microcontrollers ...
2
votes
3answers
118 views

Is single ended amplifier a subset of differential amplifier?

The reason I'm asking this is that when I read about CMRR issue in amplifiers I only see differential amplifiers as if it is only a diff. amp. issue. But isn't a single ended amplifier also a ...