Basic electrical lesson

   / Basic electrical lesson #1  

weedpharma

Gold Member
Joined
Jun 21, 2008
Messages
291
Yes I am a pedant but I wish to point out a common error appearing often.

There is no such thing as watts per hour or amps per hour. Both watts and amps are instantaneous values with no time element.

The terms that involve time are amp hours and watt hours. These represent amps times hours and watts times hours.


Weedpharma
 
   / Basic electrical lesson #2  
I understand binary. Also Ands, Ors, Nands, and Nors. Flipflops, one shots, first in-first out. Mtl and TTL logic...... Used to spend a lot of time paging thru the big yellow Texas Instruments books when the new ones came out. But the memory is fading fast ... [ :) ]
 
   / Basic electrical lesson #3  
Yes, we're never too old to learn or re-learn some of the infinity of questions. However, remembering them is a different issue.:eek: Now here on TBN, it seems to me that some of these questions can only be answered by God Himself...that is, if you follow some of the lengthy discussions......which I enjoy BTW. ..............now back outdoors to my little world.:dance1:
 
   / Basic electrical lesson #4  
A little too Big-endian.....
 
   / Basic electrical lesson #5  
I understand binary. Also Ands, Ors, Nands, and Nors. Flipflops, one shots, first in-first out. Mtl and TTL logic...... Used to spend a lot of time paging thru the big yellow Texas Instruments books when the new ones came out. But the memory is fading fast ... [ :) ]
Add to the list, J factors, hexidecimal, bolean algrebra, ugh! Got a degree in electronics in 1982, got on with AT&T Micro doing quality and process control and quickly forgot all of the above.
 
   / Basic electrical lesson #6  
There are only 10 types of people that understand binary, those that get it and those that don't.
 
   / Basic electrical lesson #8  
There are many misconceptions about electricity. For example, many people think it flows at the speed of light when in fact, it only flows several centimeters per minute. AC current doesn't flow at all, it just sits in place and vibrates. It's the energy that flows much faster.
 
   / Basic electrical lesson #9  
There are only 10 types of people that understand binary, those that get it and those that don't.
Are you sure there aren't 11
those who get it, those who don't, and those who pretend?
 
   / Basic electrical lesson #10  
There are many misconceptions about electricity. For example, many people think it flows at the speed of light when in fact, it only flows several centimeters per minute. AC current doesn't flow at all, it just sits in place and vibrates. It's the energy that flows much faster.
..and if you learned from the Navy its all backwards.
 

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