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The emitter bias configuration as shown in following figure has the specifications.

Icq=12 Icsat

Icsat=8mA

Vc = 18 v and B = 110

Determine Rc,Rt and RB

enter image description here

Solution: Drawing DC load line for above ckt

enter image description here

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Ic=12Icsat

=12×(8MA)=4 mA

Icq=4 MA

Vcc=28

enter image description here

Ic=vccVcRc

4 mA=2818Rc

Rc=104 mA=2.5K

Rc=2.5K

Selecting $V_{CEQ} = \frac{1}{2} …

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