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2
votes
2answers
86 views

How does transistor bandwidth affect stability?

I was watching a video where Dave Jones of EEVBlog interviews Rod Elliot of Elliot Sound Products. Rod was discussing that he tends not to use digital chips in his designs because the chip will become ...
3
votes
1answer
2k views

USB 3.0 Bandwidth Per Individual Port

Folks, Let's say I have a USB 3.0 card with four USB 3.0 ports on it. I just connected the card to my mother board. When we say 640MB/s of bandwidth for USB 3.0, is that bandwidth per port (or 640*4 ...
0
votes
1answer
331 views

Throughput and speed of data transmission cables [duplicate]

What are throughput and speed limiting factors in an ethernet or any other type of cable which is used for data transmission?
0
votes
2answers
600 views

How does the bandwidth have something to do with speed

They are saying that, if the bandwidth of a certain device becomes narrow, then its speed decreases. However, how does the speed has something to do with the bandwidth? If you are saying that the ...
2
votes
3answers
8k views

Why do higher frequencies mean higher data rates, and why do we even need frequencies to begin with?

This is regarding wired connections. I have heard that higher frequencies mean higher data rates since there are more cycles per second you can fit more data in per second. That makes sense but I ...
5
votes
1answer
659 views

What limits the modulation of digital signals?

I am trying to understand why there are different speed on different frequency bands. I see that e.g. ZigBee can do 250kb/s for both 2.4GHz and 868/915MHz, but <...