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&gt;&gt; &nbsp;when I increase the &nbsp;base resistor &nbsp;??? &nbsp; &nbsp;From what to what?<br />
<br />
What circuit are we talking about? &nbsp;Have you tried drawing your circuit with LTI Spice yet?
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>>  when I increase the  base resistor  ???    From what to what?

What circuit are we talking about?  Have you tried drawing your circuit with LTI Spice yet?

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from 100ohms to 1000ohms and it is a basic transistor circuit with a variable base resistor (potentiometer) a 100 ohm resistor in series with a LED and in series with emmiter and collector of the transistor
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from 100ohms to 1000ohms and it is a basic transistor circuit with a variable base resistor (potentiometer) a 100 ohm resistor in series with a LED and in series with emmiter and collector of the transistor

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Still too much information missing:<br />
What is the base voltage? &nbsp;What type of transistor? &nbsp;What type of LED? &nbsp;<br />
In series with the emitter <b>and</b> collector is ambiguous?<br />
<a href="https://filedb.experts-exchange.com/incoming/2018/12_w50/1406645/For-ExEx.png" target="_blank" title="LTSpice (112 KB)"><img alt="LTSpice" class="file-block lazyload" style="max-width: 800px;" data-src="https://filedb.experts-exchange.com/incoming/2018/12_w50/800_1406645/For-ExEx.png" /></a>Learn to use LTSpice. &nbsp;You will ask fewer and better questions.
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Still too much information missing:
What is the base voltage?  What type of transistor?  What type of LED?  
In series with the emitter and collector is ambiguous?
LTSpicehttps://filedb.experts-exchange.com/incoming/2018/12_w50/1406645/For-ExEx.pngLearn to use LTSpice.  You will ask fewer and better questions.

For-ExEx.png

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how do I download it?<br />
<br />
I searched the website but couldnt find it
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how do I download it?

I searched the website but couldnt find it

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NPN transistor , VBE = 0.7V<br />
<br />
VB = 3.3V<br />
<br />
VC = 4.4V<br />
<br />
VE = 0V(ground)
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NPN transistor , VBE = 0.7V

VB = 3.3V

VC = 4.4V

VE = 0V(ground)

Max Destiny

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Of course it consumes voltage . A LED is a light emmiting diode with a big forward voltage
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Of course it consumes voltage . A LED is a light emmiting diode with a big forward voltage

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<div class="content wysiwyg-content">
Why when I increase the &nbsp;base resistor &nbsp;the VCE voltage drop dicreases?
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Why when I increase the  base resistor  the VCE voltage drop dicreases?

Semiconductors-transistors operation(3)

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