Can any genius answer

[installer2001]

hello guys

plz help me in solving these 2 problems bcoz day after tomorrow i am having my exams and these 2 questions can be very important so plz help me.I tried my level best but i am not able to solve these 2 question.


'figure no 320 is ECL to TTL converter circuitry
while figure 323 is TTL to ECL converter circuitry


plz for God's sake help me

 

[installer2001]

U can view clear pictures at this link



For ECL to TTL calculate Rc ,Re , and R (which connected at collector of Q3)


For TTL to ECLcalculate R1,R2,R3.Rc,Re and R(which is connected emitter of Q3)